rp / 2 rack & panel 62 barnes industrial road north, wallingford, connecticut 06492 phone:(203)741-5400 fax:(203)741-5500 www.winchesterelectroni cs.com winchester/retconn mrac series miniature rectangular, removable contacts removable contacts offer a substantial savings of time, labor and a great flexibility in the choice of circuitry. the contact is easily removed with the hand tool depicted and then placed by hand or with a simple insertion tool. the mrac series is an important extension of the mra line featuring a variety of crimp and solder removable contact styles. except for body thickness, they are similar and interchangeable with the mra series. features closed entry remov able socket and pin contacts. connector inserts with 9 to 104 contacts. quick crimp ... snap in place! to remove ... insert removal tool ? ?push out? contact! current rating: up to 13 amps no. of contacts: 9, 14, 18, 20, 26, 34, 41, 42, 50, 66, 75, 104 contacts: must be ordered separately. select from crimp, solder, dip solder, shielded or wire- wrap termination contacts. see 100 series contact section. contact identificaiton: standard contact identifica- tion is alphabetical except for mrac66 and 75 which have numerical identification. to order numerical identification on mrac 34, 50 or 104, specify mnac**p or s. specifications electrical data: meets high potential performance of mil-c-28748. the dielectric withstanding voltage is one minute electrification at 2000 vac (sea level). dielectric: mrac series: standard glass filled diallyl phthalate, per mil- m-14, sdg-f, color gray. qualification: military versions are qpl?d to m28748/3 and m28748/4. polarization: gold plated guides provide positive polarization. polarized nickel-plated brass and/or passivated stainless steel with anodized aluminum knobs available. hoods: anodized aluminum. may be applied to either plug or receptacle. both top and side opening hoods available. military cross reference catalog no. mrac 42p ms 18180-1 mrac 42s ms 18181-1 mrac 50p ms 18182-1 mrac 50s ms 18183-1 mrac 66p ms 18184-1 mrac 66s ms 18185-1 mrac 75p ms 18187-1 mrac 75s ms 18188-1 mrac 104p ms 18189-1 mrac 104s ms 18190-1 catalog no. mrac 9p ms 14007-1 mrac 9s ms 14006-1 mrac 14p ms 18174-1 mrac 14s ms 18175-1 mrac 20p ms 18176-1 mrac 20s ms 18177-1 mrac 26p ms 14008-1 mrac 26s ms 14005-1 mrac ms34p ms 18178-1 mrac ms34s ms 18179-1
rp / 3 rack & panel 62 barnes industrial road north, wallingford, connecticut 06492 phone:(203)741-5400 fax:(203)741-5500 www.winchesterelectroni cs.com winchester/retconn .38 1.000 .81 4-40 unc 2a thd. .27 .86 .37 .86 slot .038 wide .78 .27 .52 .13r .44 .937 1.250 .86 4-40 unc 2a thd. .86 .27 .37 .37 slot .038 wide .78 .27 mrac 18s-g mrac 18p-g mrac 20s-g mrac 20p-g mrac 9s-g mrac 9p-g mrac 14s-g mrac 14p-g .52 .78 .27 .37 slot .038 wide .86 .27 .37 .52 .86 4-40 unc 2a thd. 1.078 1.250 1.563 .44 .22 .56 1.000 1.313 .78 4-40 unc 2a thd. .86 .37 slot .038 wide .78 .37 .27 .52 .86 .075 typ. 1.313 .09r .172 typ. .09r .075 typ. .78 .09r .075 typ. .13r .27 .09r .13r .075 typ. .130 typ. .130 typ. .130 typ. mrac series miniature rectangular, removable contacts outline possible for positive polarization and for protection of contacts except for the mrac 104 where the jackscrew locking device is recommended. drawings and corresponding part numbers show g type guide sockets. it is recom- mended that guides be used wherever dimensions are for reference only and are subject to change. outline drawings on request. standard guide pin mates with all types brass for high electrical conductivity beryllium copper guide socket actual code letter size photo how to order: to obtain ?k? or ?n? guides in place of the standard ?g? type, substitute the desired socket style code letter (?k? or ?n?) for ?g? in both the plug and receptacle code numbers. guide sockets for general use phosphor bronze g* k * for extra mechanical strength brass n* physical data plug recepticle no. of wt. in ozs. code code contactsw/o contacts no. no. plug rec. mrac9p mrac9s 9 .15 .17 mrac14p mrac14s 14 .17 .2 mrac18p mrac18s 18 .17 .2 mrac20p mrac20s 20 .17 .25 mrac26p mrac26s 26 .42 .67 mrac34p mrac34s 34 .42 .67 plug recepticle no. of wt. in ozs. code code contactsw/o contacts no. no. plug rec. mrac41 mrac41s 41 .5 .7 mrac42p mrac42s 42 .5 .7 mrac50p mrac50s 50 .6 .85 mrac66p mrac66s 66 .7 1.05 mrac75p mrac75s 75 .9 1.3 mrac104p mrac104s 104 1.2 1.78 * for passivated stainless steel add ss suffix
rp / 4 rack & panel 62 barnes industrial road north, wallingford, connecticut 06492 phone:(203)741-5400 fax:(203)741-5500 www.winchesterelectroni cs.com winchester/retconn mrac series miniature rectangular, removable contacts outline dimensions are for reference only and are subject to change. outline drawings on request. mounting note: connectors mrac 26, mrac 20 and smaller, use guides for mounting in a hood or on a panel. connectors mrac 34, mrac 42, mrac 50, mrac 66, and mrac 75 use four #4 machine screws, in addition to guides, for mounting in a hood or on a panel. guides are not recommended for use with mrac 104. mrac 104 uses four #6 machine screws for mounting. *for numerical contact identification instead of alphabetical, order mnac._______p or s available in sizes 34, 50 and 104. example mnac 34p. mrac 66 and 75 have numerical contact identification as standard. drawings and corresponding part numbers show g type guide sockets except for the mrac104p and s which show jt hardware. .56 .09r .13r 1.312 1.625 4-40 unc 2a thd .86 .27 .37 1.072 slot .038 wide .86 .52 .78 .37 .27 .75 .47 .23 .09r 4-40 unc 2a thd slot .038 wide .27 .37 .86 .78 .27 .37 1.688 2.000 1.375 .86 .52 mounting holes for number 4 machine screws .75 .47 .23 .09r 4-40 unc 2a thd slot .038 wide .27 .37 .86 .78 .27 .37 2.313 1.672 .86 .52 2.000 .73 .44 .09r .13r 2.312 2.625 4-40 unc 2a thd .86 .27 .37 2.125 slot .038 wide .86 .52 .78 .37 .27 .22 mrac 41s-g mrac 41p-g mrac 42s-g mrac 42p-g mrac 26s-g mrac 26p-g mrac 34s-g mrac 34p-g .075 typ .130 typ .075 typ .180 typ mounting holes for number 4 machine screws .075 typ .180 typ .075 typ .130 typ
rp / 5 rack & panel 62 barnes industrial road north, wallingford, connecticut 06492 phone:(203)741-5400 fax:(203)741-5500 www.winchesterelectroni cs.com winchester/retconn mrac series miniature rectangular, removable contacts outline dimensions are for reference only and are subject to change. outline drawings on request. mounting note: connectors mrac 26, mrac 20 and smaller, use guides for mounting in a hood or on a panel. connectors mrac 34, mrac 42, mrac 50, mrac 66, and mrac 75 use four #4 machine screws, in addition to guides, for mounting in a hood or on a panel. guides are not recommended for use with mrac 104. mrac 104 uses four #6 machine screws for mounting. *for numerical contact identification instead of alphabetical, order mnac._______p or s available in sizes 34, 50 and 104. example mnac 34p. mrac 66 and 75 have numerical contact identification as standard. drawings and corresponding part numbers show g type guide sockets except for the mrac104p and s which show jt hardware. 1.109 .31r mrac 75s-g mrac 75p-g mrac 104s-jt * mrac 104p-j mrac 50s-g mrac 50p-g mrac 66s-g mrac 66p-g .47 .88 .75 .23 1.97 2.594 2.719 2.282 .73 .16r mounting holes for number 4 machine screws .86 .52 .27 4-40 unc 2a thd .14 .86 slot .038 wide .37 .09 .78 .37 .27 .50 1.125 .25 1.969 2.281 1.672 4-40 unc 2a thd .86 .27 .37 slot .038 wide .78 .37 .27 .52 .86 .80 .27 .37 .16 6-32 unc 2a thd. .52 .16 .16 .86 2.750 2.375 1.469 .38r .88 .44 .37 .16 .038 dia. holes for safety wire 1.359 1.094 .16r .86 .52 1.234 .77 .23 .97 .14 slot .038 wide .09 .78 .37 .27 .86 .37 .27 4-40 unc 2a thd 1.109 2.719 2.282 2.594 1.531 8-32 unc 2a thd. .075 typ .180 typ 2.000 mounting holes for number 4 machine screws .150 typ .180 typ mounting holes for number 6 machine screws .075 typ .180 typ mounting holes for number 4 machine screws .075 typ .180 typ
rp / 6 rack & panel 62 barnes industrial road north, wallingford, connecticut 06492 phone:(203)741-5400 fax:(203)741-5500 www.winchesterelectroni cs.com winchester/retconn c jacksocket jackscrew 4-40 unc except size 104/6-32 unc 6-32 unc thd. except size 104/8-32 unc d .78 e .16 hood self locking pin top cable opening side cable opening f mono- jackscrew top cable opening mono- jacksocket 052 dia. safety wire hole .16 side cable opening a b mrac series miniature rectangular, removable contacts jackscrews & jacksockets polarized jackscrews give the ease and assurance of threaded positive coupling. the actuating side consists of two turnable screws, one male and one female, each with knurled and slotted knobs. on the mating half are the two fixed screws required to complete the locking action. when mated, the jackscrews may be locked with a safety wire through the hole in the self-locking pin (in the jackscrew shaft). outline dimensions connector with fixed jackscrews code designation: j and mating connector half with turnable jackscrews-with-knobs. code designation: jt or mating connector half with hood and turnable long jackscrews-with- knobs. code designation: jtc h, jtc h1 or mating connector half with hood and turnable monojacks. code designation: jtdh, jtdh1 new monojacks assemble and disassemble with remarkable ease and speed to free the connector from the hood, simply remove four screws. monojacks may be used on miniature rectangular connectors with from 34 to 104 contacts and with molds featuring guide hole and two mounting holes on both ends. molds have 2 center thru holes and 4 mounting holes. dimension a dimension b h h1h8h9h13 h h1 h8h9 mrac 9 ? .59 ? ? .59 ? ? ? ? .80 1.31 ? 2.41 ?? 2.41 ??? ? mrac 14 ? .59 ? ? .59 ? ? ? ? .80 1.31 ? 2.41 ? ? 2.41 ? ? ? ? mrac 18 ? .59 ? ? .59 ? ? ? ? .80 1.31 ? 2.41 ? ? 2.41 ? ? ? ? mrac 20 ? .59 ? ? .59 ? ? ? ? .80 1.31 ? 2.41 ? ? 2.41 ? ? ? ? mrac 26 .80 .59 .59 .59 ? ? ? ? ? .80 1.31 2.61 2.41 2.41 2.41 ? ? ? ? ? mrac 34 .63 .63 .63 .63 ? .63 .63 .63 .63 .80 1.31 2.41 2.41 2.41 ? ? ? 2.41 2.41 2.41 mrac 41 .63 .63 ? ? ? ? ? ? ? .80 1.31 2.41 2.41 ? ? ? ? ? ? ? mrac 42 .58 .58 .58 .58 ? .58 .58 .58 .58 .80 1.31 2.41 2.41 2.41 ? ? 2.41 2.41 2.41 2.41 mrac 50 .58 .58 .58 .58 ? .58 .58 .58 .58 .80 1.31 2.41 2.41 2.41 ? ? 2.41 2.41 2.41 2.41 mrac 66 .69 ? ? .69 ? .5 ? ? .5 .80 1.31 2.41 ? ? 2.41 ? 2.41 ? ? 2.41 mrac 75 .56 .56 .56 .56 ? .56 .56 .56 .56 .80 1.31 2.41 2.41 2.41 ? ? 2.41 2.41 2.41 2.41 mrac 104 .5 ? ? .67 ? .5 ? ? .5 .80 1.52 3.42 ? ? 3.42 ? 3.25 ? ? 3.25 dimension e dimension f h h1 h8 h9 h13 h h1 h8 h9 d c connector size dimensions are for reference only and are subject to change. outline drawings on request. moldings have straight thru holes monojacks are captivated in keyhole slot of hood as shown above. when using shells, monojacks are captivated in keyhole of shell and clearance holes are placed in hoods.
rp / 7 rack & panel 62 barnes industrial road north, wallingford, connecticut 06492 phone:(203)741-5400 fax:(203)741-5500 www.winchesterelectroni cs.com winchester/retconn mrac series miniature rectangular, removable contacts outline jackscrew & jacksockets type jtcw hh1h8h9 h13 dimension a 9 ? 2.22 ? ? 2.22 14 ? 2.22 ? ? 2.22 18 ? 2.22 ? ? 2.22 20 ? 2.22 ? 2.22 2.22 26 2.22 2.22 2.22 2.22 ? 34 2.22 2.22 2.22 2.22 ? 41 2.22 2.22 ? ? ? 42 2.22 2.22 2.22 2.22 ? 50 2.22 2.22 2.22 2.22 ? 66 2.22 ? ? 2.22 ? 75 2.22 2.22 2.22 2.22 ? size type jtcu hh1h8h9 h13 dimension a 9 ? 2.47 ? ? 2.47 14 ? 2.47 ? ? 2.47 18 ? 2.47 ? ? 2.47 20 ? 2.47 ? 2.47 2.47 26 2.47 2.47 2.47 2.47 ? 34 2.47 2.47 2.47 2.47 ? 41 2.47 2.47 ? ? ? 42 2.47 2.47 2.47 2.47 ? 50 2.47 2.47 2.47 2.47 ? 66 2.47 ? ? 2.47 ? 75 2.47 2.47 2.47 2.47 ? size size size dimension a 9 ? 2.47 ? ? 2.47 14 ? 2.47 ? ? 2.47 18 ? 2.47 ? ? 2.77 20 ? 2.47 ? 2.47 2.47 26 2.73 2.47 2.47 2.47 ? 34 2.47 2.47 2.47 2.47 ? 41 2.47 2.47 ? ? ? 42 2.47 2.47 2.47 2.47 ? 50 2.47 2.47 2.47 2.47 ? 66 2.47 ? ? 2.47 ? 75 2.47 2.47 2.47 2.47 ? type jtcx hh1h8h9 h13 dimension a 9 ? 2.34 ? ? 2.34 14 ? 2.34 ? ? 2.34 18 ? 2.34 ? ? 2.34 20 ? 2.34 ? 2.34 2.34 26 2.61 2.34 2.34 2.34 ? 34 2.34 2.34 2.34 2.34 ? 41 2.34 2.34 ? ? ? 42 2.34 2.34 2.34 2.34 ? 50 2.34 2.34 2.34 2.34 ? 66 2.34 ? ? 2.34 ? 75 2.34 2.34 2.34 2.34 ? type jtcz hh1h8h9 h13 dimensions all jackscrews and sockets are stainless steel, passivated except j & jtd which are nickel plated brass. all knobs are aluminum, anodized except jtw and jtcw which are stainless steel, passivated. hood type dimensions are for reference only and are subject to change. outline drawings on request. a .19 dia. .078 int. hex. a .22 dia. .25 hex. a .50 a .22 dia. jtcz jtcx jtcu jtcw .078 int. hex. .19 dia. .36 1 .22 dia. .78 .25 hex. jtx jz .80 typ. .16 typ. 6-32 unc 2 thd. 6-32 unc 2 thd. (typ.) jtu jtw
rp / 8 rack & panel 62 barnes industrial road north, wallingford, connecticut 06492 phone:(203)741-5400 fax:(203)741-5500 www.winchesterelectroni cs.com winchester/retconn dimensions wt. fits a b c d e f g oz. connector mre9h-1 .28 1.28 1.63 1.31 .44 .31d ? .3 mre9h-9 .28 1.28 1.61 1.31 .44 .59 .31 .3 mrac9 (p or s) mre14h-1 .28 1.28 1.69 1.25 .5 .38d ? .3 mre14h-9 .28 1.28 1.55 1.25 .5 .59 .38 .3 mrac14 (p or s) mre18h-1 .28 1.28 1.75 1.31 .63 .44d ? .3 mre18h-9 .28 1.28 1.81 1.31 .63 .69 .44 .3 mrac18 (p or s) mre20h-1 .28 1.28 2 1.56 .5 .38d ? .3 mre20h-9 .28 1.28 1.86 1.56 .5 .66 .38 .3 mrac20 (p or s) mre26h-1 .28 1.28 2.06 1.63 .64 .59 .38 .4 mre26h-9 .28 1.28 2.13 1.63 .64 .78 .44 .4 mrac26 (p or s) mre34h-1 .28 1.25 2.42 2 .83 .66d ? .6 mre34h-9 .28 1.25 ? 2 .83 .81 .56 .6 mrac34 (p or s) mre41h-1 .28 1.25 3.06 2.63 .5 .66 .44 .6 mrac41 (p or s) mre42h-1 .09 1.30 2.73 2.31 .83 .63 .5 .7 mre42h-9 .09 1.30 ? 2.31 .83 .84 .56 .7 mrac42 (p or s) mre50h-1 .09 1.30 3.02 2.59 .83 .63 .5 .8 mre50h-9 .09 1.30 ? 2.59 .83 1.06 .56 .8 mrac50 (p or s) mre75h-1 .09 1.31 3.02 2.59 1.19 .63 .88 1.0 mre75h-9 .09 1.31 ? 2.59 1.19 1 .88 1.0 mrac75 (p or s) mrac series miniature rectangular, removable contacts outline formed aluminum hoods dimensions are for reference only and are subject to change. outline drawings on request. hoods shown are mre hoods for use with mrac connectors code no. cable opening code no. cable opening top cable opening side cable opening dimensions formed hoods for mrac connectors are available in top and side opening for most mrac connectors - deep drawn hoods are available for mrac 34, mrac 66 and mrac 104 connectors ... providing additional strength. hoods and cable clamps are of anodized aluminum. they provide support and strain relief for the cable and may be applied to either plug or receptacle. hoods may be ordered separately (see code numbers in the tables below) or assembled on connectors. dimensions wt. fits a b c d e f g oz. connector mre9h-13 .28 1.28 1.58 1.31 .44 .59 .31 .3 mrac9 (p or s) mre14h-13 .28 1.28 1.58 1.25 .5 .59 .38 .3 mrac14 (p or s) mre18h-13 .28 1.28 1.78 1.31 .63 .61 .44 .3 mrac18 (p or s) mre20h-13 .28 1.28 1.58 1.56 .5 .66 .38 .3 mrac20 (p or s) mre26h .28 1.28 1.72 1.63 .64 .59 .38 .4 mre26h-8 .28 1.28 1.78 1.63 .64 .78 .44 .4 mrac26 (p or s) mre34h .28 1.25 1.69 2 .83 .66d ? .6 mre34h-8 .28 1.25 1.75 2 .83 1.06 .56 .6 mrac34 (p or s) mre41h .28 1.25 1.69 2.63 .5 .66 .44 .6 mrac41 (p or s) mre42h .09 1.30 1.73 2.31 .83 .63d ? .7 mre42h-8 .09 1.30 1.80 2.31 .83 1.06 .56 .7 mrac42 (p or s) mre50h .09 1.30 1.73 2.59 .83 .63d ? .8 mre50h-8 .09 1.30 1.80 2.59 .83 1.06 .56 .8 mrac50 (p or s) mre75h .09 1.31 1.75 2.59 1.19 .63 .88 1.0 mre75h-8 .09 1.31 1.86 2.59 1.19 1 .88 1.0 mrac75 (p or s)
rp / 9 rack & panel 62 barnes industrial road north, wallingford, connecticut 06492 phone:(203)741-5400 fax:(203)741-5500 www.winchesterelectroni cs.com winchester/retconn dimensions - side opening ab cd e h g mra 34h9-491 2.08 .83 1.17 2.59 .64 x .75 1.06 1.688 .6 mra 66h9 2.38 1.22 1.17 2.92 .84 dia. 1.34 1.969 .8 mra 104h9 2.84 1.63 2.23 3.39 1.19 dia. 1.63 2.375 1.0 dimensions - top opening ab cd e hg mra 34h-491 2.08 .83 1.17 1.59 .66 x .75 ? 1.688 .6 mra 66h 2.38 1.22 1.17 1.69 1.03 dia. ? 1.969 .8 mra 104h 2.84 1.63 2.23 2.75 1.19 dia. ? 2.375 1.0 mrac series miniature rectangular, removable contacts lock tabs (mre-v shown) lever & pivot assemblies (mre-vl shown) designed for mrac connectors, this vibration lock features genuine simplicity of design, plus complete locking effectiveness. assembly of either the lever-and-pivot assembly or the lock dimensions / outline mounting brackets dimensions ab c defg h mre 50b 1.06 .688 3.031 3.44 .13 .28 .78 mre 75b 1.48 1.047 3.062 3.56 .14 .30 1.14 code no. .128 dia 3 holes (no. 4 mounting screw) .150 dia 3 holes (no. 6 mounting screw) wt. oz. .4 .6 hoods shown are mra hoods for use with mrac connectors mrac 104p mrac 104s mrac 66p mrac 66s mrac 34p mrac 34s fits connector wt. oz. code no. top cable opening side cable opening mrac 104p mrac 104s mrac 66p mrac 66s mrac 34p mrac 34s fits connector code no. wt. oz. dimensions are for reference only and are subject to change. outline drawings on request. lever & pilot assembly mre-vl mre-vl2 used on connectors mrac 9, 14, 18, 20, 26, 34, 41, and 42 mrac 50 mrac 75 lock tabs (see note) mre-v mre-v2 nomenclature vibration locks dimensions / outline drawn aluminum hoods mrac 50 and mrac 75 connectors use the standard mre 50 and mre 75 mounting brackets. h a b c d e f g 2.625 .11r panel opening d c .08 .08 for mra; 66;104 g b for mra 34 only b c d g a .1935 dia. 2 holes (.228 dia. 2 holes for 104) .08 e cable opening h e cable opening a note 1:when panel mounting the lock-tab half of a mrac 34, mrac 42 or mrac 50 connector, flat washers (.033 minimum thickness) should be used on the mounting screws to shim the molding away from the panel. note 2: each code number indicates two units, i.e., the ?mre-vl? consists of two levers and two pivots (unassembled*), and the ?mre-v? consists of two tabs. note 3: these units are supplied unassembled to facilitate handling. the pivot is easily assembled to the lever merely by inserting the hooked end through the lever opening. it will automatically snap into proper position. patent #2,760,174. parts to the plug and receptacle is quick and easy. the unit locks automatically when the mating plug and receptacle are engaged. unlocking and disengaging can be done with one hand.
rp / 10 rack & panel 62 barnes industrial road north, wallingford, connecticut 06492 phone:(203)741-5400 fax:(203)741-5500 www.winchesterelectroni cs.com winchester/retconn ordering information mrac series miniature rectangular, removable contacts omit steps not required h guides g* phosphor bronze cylindrical guides k beryllium copper cylindrical guides n* brass cylindrical guides guides are not recommended for size 104 ?p? indicates two guide pins or two jackscrews (ex. jtcp) ?s? indicates two guide sockets or two jacksockets (ex. gs) jackscrew locks ***j polarized fixed jackscrew and jacksocket jt polarized short turning jackscrew and jacksocket jtc polarized long turning jackscrew and jacksocket jtd polarized long turning mono-jackscrew and mono-jacksocket for sizes 34, 42, 50, 66, 75, and 104 only. ** jz same as j but with 6-32 mtg. thd. (std. on 104) ** jtw same as jt but with knurled round knob with internal hex (not avail. 104) ** jtu same as jt but with knurled round knob with screwdriver slot (not avail. 104) ** jtx same as jt but with hex knob (not avail. 104) ** jtcw same as jtc but with knurled round knob with internal hex (not avail. 104) ** jtcu same as jtc but with knurled round knob with screwdriver slot (not avail. 104) ** jtcx same as jtc but with hex knob (not avail. 104) ** jtcz same as jtc but with prybar knob (not avail. 104) * for passivated stainless steel add ss suffix. ** request availablity information. *** material: nickel plated brass standard gvl step 7 special options: consult sales department notes: 1. contacts are ordered separately. see 100 series contact section of rack & panel 2. when ordering molding less hardware and hood for use with jtd monojacks, connectors must be ordered as follows: pin connector = mrac 34p8, mrac 42p8, etc. socket connector = mrac 34s8, mrac 42s8, etc. the number ?8? indicates special housing for use with the jtd monojack hardware (available on sizes 34, 42, 50, 66, 75 and 104). 34 s mrac step 1 series: mrac mnac numerical contact identification on sizes 34, 50, and 104. step 3 contact designation: p - pin s - socket when ordering moldings less hardware to be used with monojacks, see note 2 below. step 2 number of contacts: 9, 14, 18, 20, 26, 34, 41, 42, 50, 66, 75, 104 see note 1 below. step 4 guides and jackscrew locks: (see bottom chart) step 5 hoods: h - standard top opening. sizes 26 thru 104 only. h1 - standard side opening. available all sizes. h8 - large top opening. sizes 26 thru 104 only. h9 - large side opening. available all sizes. h13 - large top opening, high hood. sizes 9, 14, 18 & 20 only. step 6 vibration locks: v - lock tab v2 - lock tab (size 50 & 75) vl - lever & pivot ass?y vl2 - lever & pivot ass?y (size 50 & 75) step 4 ***
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