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positronic industries, inc. 17 space combo-d series size 20 signal contacts, fixed solder cup and printed board mountable size 8 shielded and power removable, printed board mountable space application quality connectors space flight application, combination contact subminiature-d connectors space combination contact subminiature-d connec- tors, series scbm, are space flight application quality rec- tangular connectors designed especially to withstand the rigors of launch and subsequent extended space flight. the scbm series features fixed contacts having solder cup terminations and printed board mount terminations for panel mounting and 90 ? and straight printed board appli- cations. the materials, dimensions, and performance of the scbm series conform to the requirements of desc draw- ing 85039 and gsfc s-311-p-10 where applicable. the scbm series fully complies to the outgassing requirements of astm e-595 and nasa-rp-1124. the scbm series utilizes precision machined contacts with the female contact featuring a closed-entry design having a brass protective shroud. twenty standard combination contact variants are avail- able, utilizing six shell sizes. each connector variant is offered with contact terminations for solder cup and 90 ? terminations for printed board mounting. nonmagnetic cable supports and jackscrew systems are available. visual and mechanical inspection per mil-dtl-24308 is performed, additional testing is available. contact technical sales. scbm series contact variants face view of male or rear view of female 5w1 5w5 9w4 13w3 17w2 21w1 21wa4 24w7 36w4 47w1 46w4 43w2 25w3 27w2 8w8 13w6 17w5 3w3 7w2 11w1 shell size 2 shell size 1 shell size 3 shell size 4 shell size 5 shell size 6
space flight application, combination contact subminiature-d connectors scbm series scbm series technical characteristics materials and finishes: insulator: glass-filled polyester per mil-m-24519, ul 94v-0, astm e-595, nasa-rp-1124, blue color. signal contacts: male contacts: precision machined brass alloy. female contacts: precision machined high tensile phosphor bronze with brass shroud. signal contact plating: 0.000050 inch (1.25 microns) gold over cop- per plate. power contacts: machined of high conductivity copper alloy for both male and female contacts. power contact plating: 0.000050 inch (1.25 microns) gold over cop- per plate. shielded contacts: male contacts: precision machined brass. female contacts: precision machined high tensile phosphor bronze. shielded contact plating: si gnal contacts: 0.000050 inch (1.25 microns) gold over copper plate. shells: brass with 0.000050 inch (1.25 microns) gold over copper plate. mounting spacers and brackets: brass with 0.000050 inch (1.25 microns) gold over copper plate. push-on fasteners: phosphor bronze or beryllium copper with 0.000050 inch (1.25 microns) gold over copper plate. jackscrew systems: brass with 0.000050 inch (1.25 microns) gold over copper plate. hoods: brass with 0.000050 inch (1.25 microns) gold over copper plate or aluminum yellow chro- mate conversion or black anodize. electrical characteristics: signal contacts: contact current rating: 7.5 amps, nominal. initial contact resistance: 0.008 ohms, maximum. proof voltage: 1,000 v r.m.s. power contacts: contact current rating: 10, 15, 20, 30, and 40 amperes, nominal. initial contact resistance: 0.005 ohms, maximum. proof voltage: 1,000 v r.m.s. shielded contacts: initial contact resistance: 0.008 ohms, maximum. nominal impedance: 50 ohms. insertion loss: -0.46 db at 1 ghz -1.5 db at 2 ghz vswr: 1.15 average at 1 ghz 1.56 average at 2 ghz above values measured using frequency domain techniques. proof voltage: 1,000 v r.m.s. connector: insulator resistance: 5 g ohms. creepage and clearance distance: 0.039 inch (1.0 mm), minimum. working voltage: 300 v r.m.s. residual magnetism: 20 gamma, maximum. climatic characteristics: temperature range: -55 ? c to +125 ? c. damp heat, steady state: 21 days. mechanical characteristics: signal contacts, fixed: size 20 contacts. male contact: 0.040 inch (1.02 mm) diameter. female contact: closed entry design with brass shroud. contact retention in insulator: si gnal contacts: 9 lbs. (40n). power, and shielded contacts: 22 lbs. (98n). resistance to solder iron heat: 500 ? f (260 ? c) for 10 seconds duration per iec 512-6. signal contact terminations: solder contacts: 0.042 inch (1.06 mm) minimum hole diameter for 20 awg (0.5 mm 2 ) wire, maximum. straight printed board mount: 0.028 inch (0.71 mm) diameter. 90 ? printed board mount: 0.028 inch (0.71 mm) diameter. power contacts, removable, crimp or size 8 contacts. male contact: 0.142 solder terminations: inch (3.61 mm) diameter. female contact: features large surface area (l.s.a.) closed entry design utilizing becu mechanical retention member. male and female contacts have termina- tions for wire sizes 8, 12, and 16 awg. power contacts, printed board mount: size 8 contact. male contact: 0.142 inch (3.61 mm) diameter. printed board terminations with 0.078 inch (1.98 mm) and 0.125 inch (3.18 mm) diameters. shielded contacts, removable: see table of maximum cable sizes for contact termination dimensions, pages 34 and 35. shells: male shells may be dimpled for emi/esd ground paths. polarization: trapezoidally shaped shells and polar- ized jackscrews. mounting to angle brackets: jackscrews and riveted fasteners with 0.120 inch (3.05 mm) diameter hole, and threaded riveted fasteners with 4-40 threads and polyester inserts. mounting to printed board: rapid installation push-on fasteners and threaded posts. locking systems: jackscrews. mechanical operations: 1,000 operations per iec 512-5. scbm5w5f85000g scbm9w4m65000g positronic industries, inc. 18
positronic industries, inc. 19 space flight application, combination contact subminiature-d connectors scbm series standard shell assembly scbm3w3m0000g scbm5w5m0000g dimensions are in inches (millimeters). all dimensions are subject to change. shell size a 0.015 b 0.005 b1 0.005 c 0.005 d 0.005 d1 0.005 e 0.015 g 0.010 h 0.010 k 0.005 m 0.010 shell size 1 male 1.213 (30.81) 0.666 (16.92) 0.984 (24.99) 0.329 (8.36) 0.494 (12.55) 0.759 (19.28) 0.422 (10.72) 0.233 (5.92) 0.422 (10.72) shell size 1 female 1.213 (30.81) 0.643 (16.33) 0.984 (24.99) 0.31 1 (7.90) 0.494 (12.55) 0.759 (19.28) 0.422 (10.72) 0.243 (6.17) 0.429 (10.90) shell size 2 male 1.541 (39.14) 0.994 (25.25) 1.312 (33.32) 0.329 (8.36) 0.494 (12.55) 1.083 (27.51) 0.422 (10.72) 0.233 (5.92) 0.422 (10.72) shell size 2 female 1.541 (39.14) 0.971 (24.66) 1.312 (33.32) 0.31 1 (7.90) 0.494 (12.55) 1.083 (27.51) 0.422 (10.72) 0.243 (6.17) 0.429 (10.90) shell size 3 male 2.088 (53.04) 1.534 (38.96) 1.852 (47.04) 0.329 (8.36) 0.494 (12.55) 1.625 (41.28) 0.422 (10.72) 0.230 (5.84) 0.426 (10.82) shell size 3 female 2.088 (53.04) 1.51 1 (38.38) 1.852 (47.04) 0.31 1 (7.90) 0.494 (12.55) 1.625 (41.28) 0.422 (10.72) 0.243 (6.17) 0.429 (10.90) shell size 4 male 2.729 (69.32) 2.182 (55.42) 2.500 (63.50) 0.329 (8.36) 0.494 (12.55) 2.272 (57.71) 0.422 (10.72) 0.230 (5.84) 0.426 (10.82) shell size 4 female 2.729 (69.32) 2.159 (54.84) 2.500 (63.50) 0.31 1 (7.90) 0.494 (12.55) 2.272 (57.71) 0.422 (10.72) 0.243 (6.17) 0.429 (10.90) shell size 5 male 2.635 (66.93) 2.079 (52.81) 2.406 (61.11) 0.441 (11.20) 0.605 (15.37) 2.178 (55.32) 0.534 (13.56) 0.230 (5.84) 0.426 (10.82) shell size 5 female 2.635 (66.93) 2.064 (52.43) 2.406 (61.11) 0.423 (10.74) 0.605 (15.37) 2.178 (55.32) 0.534 (13.56) 0.243 (6.17) 0.429 (10.90) shell size 6 male 2.729 (69.32) 2.212 (56.18) 2.500 (63.50) 0.503 (12.78) 0.668 (16.97) 2.302 (58.47) 0.596 (15.14) 0.230 (5.84) 0.426 (10.82) shell size 6 female 2.729 (69.32) 2.189 (55.60) 2.500 (63.50) 0.485 (12.32) 0.668 (16.97) 2.302 (58.47) 0.596 (15.14) 0.243 (6.17) 0.429 (10.90) optional shell assembly with universal float mounts optional shell assembly 0.120 (3.05)0.005 mounting hole, two places 0.154 (3.91) mounting hole available 0.086 (2.18)+0.005 -0.000 mounting hole, two places 0.120(3.05) 0.010 0.032(0.81) total diametral float g h 0.050(1.27)0.010 0.036(0.91)0.008 k m 0.220(5.59), max. 10 ? typical b e c a b1 d1 d 0.120 (3.05) 0.005 mounting hole, two places
space flight application, combination contact subminiature-d connectors scbm series solder connector typical part number: scbm7w2f200t6g scbm21wa4m2000g with ms4820m scbm21wa4f65s00g typical part number: scbm7w2m200t2g typical part number: scbm17w2f35s60t2g fixed male and female polarized jackscrews available. specify code t6 in step 7 of the ordering information. for solder contacts, specify code 2 in step 4 of the ordering information. for straight printed board mount contacts, specify code number in step 4 of the ordering information. fixed female jackscrew fixed female jackscrews 20 awg, max. (0.5 mm 2 ) 0.125 (3.18) 0.345 (8.76) fixed male jackscrew straight printed board mount connector dimensions are in inches (millimeters). all dimensions are subject to change. swaged spacer with push-on fastener, phosphor bronze. 0.010 min. (0.25) 0.028 (0.71) fixed female jackscrews 0.250 (6.35) 0.170 (4.32) with size 8 contacts code number d 3 --------- 35 0.078 (1.98) 37 0.125 (3.18) d positronic industries, inc. 20
positronic industries, inc. 21 scbm series space flight application combination contact subminiature-d connectors printed board mounted power contacts straight printed board mount power contacts straight printed board mount power contacts are mounted in connector when ordered. 0.170 (4.32) 0.626 (15.90) 0.142 (3.61) 0.634 (16.10) ? female closed entry, l.s.a. male part number a current rating fds4314m 0.078 (1.98) 15 amps. fds4310m 0.125 (3.18) 30 amps. part number a current rating mds4314m 0.078 (1.98) 15 amps. mds4310m 0.125 (3.18) 30 amps. material - high conductivity copper alloy. plating - 0.000050 inch (1.25) gold over copper. material - high conductivity copper alloy. plating - 0.000050 inch (1.25) gold over copper. ? note: female power contacts feature large surface area (l.s.a.) closed entry contact design which provides maximum mating surfaces between male and female contacts and reduced contact resistance during operation. right angle printed board mount power contacts right angle printed board mount power contacts are mounted in connector when ordered. ? female closed entry, l.s.a. 0.142 (3.61) bend code 55 55 75 75 ? part number current a ref. b c shell size mrt4314m 15 amps 0.580 (14.73) 0.078 (1.98) 0.339 (8.61) 1, 2, 3 & 4 mrt4414m 15 amps 0.692 (17.58) 0.078 (1.98) 0.451 (11.46) 5 mrt4714m 15 amps 0.661 (16.79) 0.078 (1.98) 0.420 (10.67) 1, 2, 3 & 4 mrt4814m 15 amps 0.773 (19.63) 0.078 (1.98) 0.520 (13.21) 5 mrt4310m 30 amps 1.036 (26.31) 0.125 (3.18) 0.810 (20.57) 1, 2, 3 & 4 ? mrt4410m 30 amps 1.036 (26.31) 0.125 (3.18) 0.810 (20.57) 5 bend code 55 55 75 75 ? part number current a ref. b c shell size frt4314m 15 amps 0.580 (14.73) 0.078 (1.98) 0.339 (8.61) 1, 2, 3 & 4 frt4414m 15 amps 0.692 (17.58) 0.078 (1.98) 0.451 (11.46) 5 frt4714m 15 amps 0.661 (16.79) 0.078 (1.98) 0.420 (10.67) 1, 2, 3 & 4 frt4814m 15 amps 0.773 (19.63) 0.078 (1.98) 0.520 (13.21) 5 frt4310m 30 amps 1.036 (26.31) 0.125 (3.18) 0.810 (20.57) 1, 2, 3 & 4 ? frt4410m 30 amps 1.036 (26.31) 0.125 (3.18) 0.810 (20.57) 5 dimensions are in inches (millimeters) all dimensions subject to change
(15 amps nominal) right angle printed board mount connector with 0.078(1.98) power contacts code 5 and 55, 0.283(7.19) contact extension space flight application, combination contact subminiature-d connectors scbm series right angle printed board mount connector with 0.125(3.18) power contacts dimensions are in inches (millimeters). all dimensions are subject to change. (30 amps nominal) code 5 and 57, 0.283(7.19) contact extension push-on fastener, beryllium copper. 0.170(4.32), nominal fixed female jackscrews specify code 5 or 57 in step 4 of the ordering information. 0.810 (20.57) 0.112(2.84), typical d 0.220(5.59), maximum c 0.008 b a 0.028(0.71) 0.125(3.18) numbering shown is rear view of male and face view of female. 0.112(2.84), typical 0.112(2.84), typical 0.810 (20.57) d typical part number: scbm17w2m57r7nt2g typical part number: scbm36w4f57r7nt2g push-on fastener, beryllium copper. 0.170(4.32), nominal fixed female jackscrews specify code 5 or 55 in step 4 of the ordering information. 0.339 (8.61) 0.112(2.84), typical d 0.220(5.59), maximum c 0.008 b a 0.028(0.71) 0.078(1.98) numbering shown is rear view of male and face view of female. 0.112(2.84), typical 0.112(2.84), typical 0.451 (11.56) d typical part number: SCBM17W2M55R7NT2G typical part number: scbm36w4f55r7nt2g scbm00 ? r7000 0.283(7.19) contact extension shell size a b c d shell size 1 1.204 (30.58) 0.984 (24.99) 0.339 (8.61) 0.283 (7.19) shell size 2 1.532 (38.91) 1.312 (33.32) 0.339 (8.61) 0.283 (7.19) shell size 3 2.072 (52.63) 1.852 (47.04) 0.339 (8.61) 0.283 (7.19) shell size 4 2.720 (69.09) 2.500 (63.50) 0.339 (8.61) 0.283 (7.19) shell size 5 2.626 (66.70) 2.406 (61.11) 0.395 (10.03) 0.283 (7.19) scbm00 ? r7000 0.283(7.19) contact extension shell size a b c d shell size 1 1.204 (30.58) 0.984 (24.99) 0.339 (8.61) 0.283 (7.19) shell size 2 1.532 (38.91) 1.312 (33.32) 0.339 (8.61) 0.283 (7.19) shell size 3 2.072 (52.63) 1.852 (47.04) 0.339 (8.61) 0.283 (7.19) shell size 4 2.720 (69.09) 2.500 (63.50) 0.339 (8.61) 0.283 (7.19) shell size 5 2.626 (66.70) 2.406 (61.11) 0.395 (10.03) 0.283 (7.19) positronic industries, inc. 22
positronic industries, inc. 23 (30 amps nominal) metric system 90 ? printed board mount connector with 0.125(3.18) power contacts code 7 and 77, 0.370(9.40) contact extension space flight application, combination contact subminiature-d connectors scbm series metric system 90 ? printed board mount connector with 0.078(1.98) power contacts (15 amps nominal) code 7 and 75, 0.370(9.40) contact extension dimensions are in inches (millimeters). all dimensions are subject to change. 0.170(4.32), nominal fixed female jackscrews specify code 7 or 75 in step 4 of the ordering information. 0.420 (10.67) 0.100(2.54), typical d c 0.125(3.18) , typical 0.220(5.59), maximum 0.008 b a 0.024(0.61) 0.078(1.98) numbering shown is rear view of male and face view of female. 0.100(2.54), typical 0.100(2.54), typical 0.520 (13.21) d typical part number: scbm17w2m75r70t2g typical part number: scbm36w4m75r70t2g 0.170(4.32), nominal fixed female jackscrews specify code 7 or 77 in step 4 of the ordering information. 0.810(20.57) 0.100(2.54), typical d c 0.125(3.18) , typical 0.220(5.59), maximum 0.008 b a 0.024(0.61) 0.125(3.18) numbering shown is rear view of male and face view of female. 0.100(2.54), typical 0.100(2.54), typical 0.810 (20.57) d typical part number: scbm17w2m77r70t2g scbm00 ? r7000 0.370(9.40) contact extension shell size a b c d shell size 1 1.204 (30.58) 0.984 (24.99) 0.420 (10.67) 0.370 (9.40) shell size 2 1.532 (38.91) 1.312 (33.32) 0.420 (10.67) 0.370 (9.40) shell size 3 2.072 (52.63) 1.852 (47.04) 0.420 (10.67) 0.370 (9.40) shell size 4 2.720 (69.09) 2.500 (63.50) 0.420 (10.67) 0.370 (9.40) shell size 5 2.626 (66.70) 2.406 (61.11) 0.470 (11.94) 0.370 (9.40) scbm00 ? r7000 0.370(9.40) contact extension shell size a b c d shell size 1 1.204 (30.58) 0.984 (24.99) 0.420 (10.67) 0.370 (9.40) shell size 2 1.532 (38.91) 1.312 (33.32) 0.420 (10.67) 0.370 (9.40) shell size 3 2.072 (52.63) 1.852 (47.04) 0.420 (10.67) 0.370 (9.40) shell size 4 2.720 (69.09) 2.500 (63.50) 0.420 (10.67) 0.370 (9.40) shell size 5 2.626 (66.70) 2.406 (61.11) 0.470 (11.94) 0.370 (9.40) typical part number: scbm36w4m77r70t2g
connector variant 46w4 (30 amps nominal) shell size 6 90 ? printed board mount connector with 0.125(3.18) power contacts code 5 and 57, 0.283(7.19) contact extension space flight application, combination contact subminiature-d connectors scbm series dimensions are in inches (millimeters). all dimensions are subject to change. push-on fastener, beryllium copper. 0.170(4.32), nominal fixed female jackscrews 0.283(7.19) - specify code 5 or 55 in step 4 of the ordering information. 0.112(2.84), typical 0.451(11.46) 0.028(0.71) 0.078(1.98) numbering shown is rear view of male and face view of female. 0.507(12.88) 0.008 2.500(63.50) 2.720(69.09) typical part number: scbm46w4m55r7nt2g shell size 6 90 ? printed board mount connector with 0.078(1.98) power contacts connector variant 46w4 (15 amps nominal) code 5 and 55, 0.283(7.19) contact extension shell size 6 connector push-on fastener, beryllium copper. 0.170(4.32), nominal fixed female jackscrews 0.283(7.19) - specify code 5 or 57 in step 4 of the ordering information. 0.112(2.84), typical 0.451(11.46) 0.028(0.71) 0.125(3.18) numbering shown is rear view of male and face view of female. 0.810 (20.57) 0.008 2.500(63.50) 2.720(69.09) typical part number: scbm46w4m57r7nt2g shell size 6 connector 24 positronic industries, inc.
positronic industries, inc. 25 dimensions are in inches (millimeters). all dimensions are subject to change. hole identification shown for male connector; use mirror image for female connector. mount connector with mating face positioned to follow direction of arrows. suggest 0.045(1.14) hole for signal contact termination positions. suggest 0.098(2.49) hole for 0.078(1.98) power contact terminations. suggest 0.145(3.68) hole for 0.125(3.18) power contact termination positions. suggest 0.123 0.003 (3.12) hole for mounting connector with push-on fasteners. 5w1 3w3 7w2 11w1 13w3 9w4 5w5 17w2 21w1 8w8 21wa4 17w5 13w6 25w3 27w2 24w7 43w2 47w1 46w4 36w4 space flight application, combination contact subminiature-d connectors scbm series code number 3, 35, & 37 5 & 55 7 & 75 x 0.1 12 (2.84) 0.1 12 (2.84) 0.100 (2.54) y 0.056 (1.42) 0.056 (1.42) 0.050 (1.27) a 0.100 (2.54) 0.1 12 (2.84) 0.100 (2.54) b 0.050 (1.27) 0.056 (1.42) 0.050 (1.27) right angle and straight printed board contact hole pattern with 0.078(1.98) and straight printed board mount 0.125(3.18) power contacts
hole identification shown for male connector; use mirror image for female connector. mount connector with mating face positioned to follow direction of arrows. suggest 0.045(1.14) hole for signal contact termination positions. suggest 0.145(3.68) hole for 0.125(3.18) power contact termination positions. suggest 0.123 0.003 (3.12) hole for mounting connector with push-on fasteners. 5w1 3w3 7w2 11w1 13w3 9w4 5w5 17w2 21w1 8w8 21wa4 17w5 13w6 25w3 27w2 24w7 43w2 47w1 46w4 36w4 space flight application, combination contact subminiature-d connectors scbm series dimensions are in inches (millimeters). all dimensions are subject to change. code number a b c x y 5 & 57 0.471 (11.96) 0.415 (10.54) 0.359 (9.12) 0.1 12 (2.84) 0.056 (1.42) 7 & 77 0.390 (9.91) 0.340 (8.64) 0.290 (7.37) 0.100 (2.54) 0.050 (1.27) right angle printed board contact hole pattern with 0.125(3.18) power contacts 26 positronic industries, inc.
positronic industries, inc. 27 ? technical characteristics are listed on page 33. dimensions are in inches (millimeters). all dimensions are subject to change. straight printed board mount shielded contacts are mounted in connector when ordered. 90 ? printed board mount shielded contacts are mounted in connector when ordered. straight printed board mount shielded contacts right angle printed board mount shielded contacts printed board mount shielded contacts space flight application, combination contact subminiature-d connectors scbm series material: copper alloy with ptfe teflon insulator. signal contact plating: 0.000050 inch (1.25 ) gold over copper. contact body plating: 0.000050 inch (1.25 ) gold over copper. part number a b c fds4201m 0.481 (12.22) 0.025 (0.64) 0.181 (4.60) part number a b c mds4201m 0.489 (12.42) 0.025 (0.64) 0.181 (4.60) c suggest 0.045(1.14) hole 0.200 (5.08) 0.200 (5.08) 0.156 (3.96) 0.200 (5.08) 0.156 (3.96) a b a b 0.040 (1.02) 0.037(0.94) across points 0.152 (3.86) 0.100(2.54) suggest 0.045(1.14) hole d b c a 0.100 (2.54) 0.037(0.94) across points 0.200 (5.08) 0.040 (1.02) 0.152 (3.86) c a b 0.162 (4.11) 0.162 (4.11) fds4201m and mds4201m contact hole pattern ? technical characteristics are listed on page 33. material: copper alloy with ptfe teflon insulator. signal contact plating: 0.000050 inch (1.25 ) gold over copper. contact body plating: 0.000050 inch (1.25 ) gold over copper. frt4201m and mrt4201m contact hole pattern female male female male part number a b d mrt4201m 0.829 (21.06) 0.240 (6.10) 0.470 (11.94) c 0.253 (6.43) part number a b d frt4201m 0.827 (21.01) 0.240 (6.10) 0.470 (11.94) c 0.259 (6.58)
space flight application, combination contact subminiature-d connectors scbm series d - specify code 85 in step 4 of the ordering information. right angle printed board mount connector with shielded contacts dimensions are in inches (millimeters). all dimensions are subject to change. code 85, connector with frt4201m or mrt4201m contacts scbm00850000 0.283(7.19) contact extension shell size a b c d shell size 1 1.204 (30.58) 0.984 (24.99) 0.339 (8.61) 0.283 (7.19) shell size 2 1.532 (38.91) 1.312 (33.32) 0.339 (8.61) 0.283 (7.19) shell size 3 2.072 (52.63) 1.852 (47.04) 0.339 (8.61) 0.283 (7.19) shell size 4 2.720 (69.09) 2.500 (63.50) 0.339 (8.61) 0.283 (7.19) shell size 5 2.620 (66.70) 2.406 (61.11) 0.395 (10.03) 0.545 (13.84) fixed female jackscrews 0.250(6.35) 0.028 (0.71) push-on fastener, phosphor bronze numbering shown is rear view of male and face view of female. numbering shown is rear view of male and face view of female. 0.156(3.96) 0.025(0.64) 0.028(0.71) 0.037(0.94) across points fixed female jackscrews c 0.112(2.84), typical 0.470(11.94) 0.170(4.32), nominal 0.156(3.96) push-on fastener, beryllium copper 0.028 (0.71) 0.028(0.71) 1 place. 0.037(0.94) across points, 2 places. a 0.008 b 0.170(4.32) typical part number: scbm17w2m65s60t2g typical part number: scbm36w4m85r7nt2g typical part number: scbm17w2m85r7nt2g d - specify code 85 in step 4 of the ordering information. 0.470(11.94) 0.112(2.84), typical note: shell size 5 connectors are supplied inverted when ordered with 90 print- ed board mount shielded contact. 28 positronic industries, inc. straight printed board mount connector with shielded contacts code 65, connector with fds4201m or mds4201m contacts
positronic industries, inc. 29 dimensions are in inches (millimeters). all dimensions are subject to change. hole identification shown is for male connector; use mirror image for female connector. straight printed board mount contact hole pattern with fds4201m and mds4201m shielded contacts space flight application, combination contact subminiature-d connectors scbm series suggest 0.045(1.14) hole for signal contact termination position. suggest 0.123 0.003 (3.12) hole for mounting connector with push-on fastener. 5w1 5w5 21w1 17w5 27w2 43w2 9w4 8w8 21wa4 24w7 47w1 25w3 36w4 46w4 13w3 17w2 13w6 3w3 7w2 11w1
hole identification shown is for male connector; use mirror image for female connector. mount connector with mating face positioned to follow direction of arrow. 90 ? printed board mount contact hole pattern with frt4201m and mrt4201m shielded contacts space flight application, combination contact subminiature-d connectors scbm series suggest 0.045(1.14) hole for signal contact termination position. suggest 0.123 0.003 (3.12) hole for mounting connector with push-on fastener. 5w1 5w5 21w1 17w5 27w2 9w4 8w8 13w3 17w2 13w6 3w3 7w2 11w1 dimensions are in inches (millimeters). all dimensions are subject to change. 21wa4 24w7 25w3 43w2 47w1 0.109 (2,77) typ. 0.109 (2,77) typ. 0.109 (2,77) typ. 0.112 (2,84) 0.112 (2,84) 0.112 (2,84) 0.112 (2,84) 0.109 (2,77) typ. 0.055 (1,40) typ. 0.055 (1,40) typ. 0.055 (1,40) typ. 0.270 (6,86) typ. 0.270 (6,86) 0.540 (13,72) 0.540 (13,72) 0.150 (3,81) 0.150 (3,81) 0.810 (20,57) 0.810 (20,57) 0.810 (20,57) 0.200 (5,08) 0.200 (5,08) 0.075 (1,91) 0.075 (1,91) 1.203 (30,56) typ. 1.203 (30,56) typ. 1.203 (30,56) typ. 1.203 (30,56) typ. 0.374 (9,50) 0.200 (5,08) 0.374 (9,50) 0.100 (2,54) 0.100 (2,54) 0.100 (2,54) 0.075 (1,91) 36w4 30 positronic industries, inc.
positronic industries, inc. 31 shell size 1 5w1 shell size 2 3w3, 7w2, 11w1 shell size 3 5w5, 9w4, 13w3, 17w2, 21w1 shell size 4 8w8, 13w6, 17w5, 21wa4, 25w3, 27w2 shell size 5 24w7, 36w4, 43w2, 47w1 shell size 6 46w4 ? note : for additional information on accessories listed in steps 5, 6, and 7, see the accessory section, pages 48-54. ?? note : not available on shell size 6, cbd 46w4. step step 1 - basic series scbm series - space conformance with closed entry signal contacts step 2 - space combo-d series connector variants step 3 - connector gender m -male f -female step 4 - contact termination type 2 - solder, signal contacts only. 3 - solder, straight printed board mount with signal contacts, 0.170(4.32) tail length. 35 - solder, straight printed board mount with signal and 0.078(1.98) power contacts, 0.170(4.32) tail length. 37 - solder, straight printed board mount with signal and 0.125(3.18) power contacts, 0.170(4.32) tail length. 5 - solder, 90 ? printed board mount with signal contacts only, 0.283(7.19) signal contact extension. 55 - solder, 90 ? printed board mount with signal and 0.078(1.98) power contacts, 0.283(7.19) signal contact extension. 57 - solder, 90 ? printed board mount with signal and 0.125(3.18) power contacts, 0.283(7.19) signal contact extension. 65 - solder, straight printed board mount with signal and shielded contacts, mds/fds 4201m footprint, 0.170(4.32) signal contact tail length. 7 - solder, metric system 90 ? printed board mount with signal contacts only, 0.370(9.40) signal contact extension. 75 - solder, metric system 90 ? printed board mount with signal and 0.078(1.98) power contacts, 0.370(9.40) signal contact extension. 77 - solder, metric system 90 ? printed board mount with signal and 0.125(3.18) power contacts, 0.370(9.40) signal contact extension. ?? 85 - solder, 90 ? printed board mount with signal and shielded contacts, mrt/frt 4201m footprint, 0.283(7.19) signal contact extension. ? step 7 - locking and polarizing systems 0 - none. t - fixed female jackscrews. t2 - fixed female jackscrews. t6 - fixed male and female polarized jackscrews. e - rotating male jackscrews. e6 - rotating male and female polarized jackscrews. ? step 6 - hoods and push-on fasteners 0 - none. h - hood, top opening, brass. m - hood, top opening, aluminum, see page 52 for complete listing of options. n - push-on fastener for 90 ? mounting brackets. step 8 - shell options g - gold over copper plate. d - gold over copper plate and dimpled. ? step 5 - mounting style 0 - mounting hole, 0.120(3.05) . b3 - bracket, mounting, 90 ? metal with cross bar. f - float mounts, universal. p - threaded post, brass, 0.250(6.35) length. r2 - bracket, mounting, 90 ? metal, swaged to connector with 4-40 thread fixed female jackscrews with cross bar. r6 - bracket, mounting, 90 ? metal, swaged to connector with 0.120 (3.05) mounting hole with cross bar. r7 - bracket, mounting, 90 ? metal, swaged to connector with 4-40 threads with cross bar. r8 - bracket, mounting, 90 ? metal, swaged to connector with 4-40 locknut with cross bar. s - swaged spacer, 4-40 threads, 0.250(6.35) length. s2 - swaged spacer, 4-40 threads, 0.125(3.18) length. s5 - swaged locknut, 4-40 threads. s6 - swaged spacer with push-on fastener, 4-40 threads, 0.250(6.35) length. step 9 - special options consult sales department. dimensions are in inches (millimeters). all dimensions are subject to change. space flight application, combination contact subminiature-d connectors scbm series specify the complete connector by following steps 1 through 9. insert 0 when a step is not used. ordering information - code numbering system 1 2 3 4 5 6 scbm 17w2 f 55 r7 n t2 7 g 8 9

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