grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com rotary switches multi-deck rotary switches military style rear views shown with circuit diagrams non-turn washer detail d dimensions in inches (and millimeters) approx. approx. no. of dimension dimension weight no. of dimension dimension weight decks a b grams decks a b grams 1 .916 (23,27) .032 (0,81) 50 7 3.164 (80,37) .281 (7,14) 110 2 1.249 (31,72) .032 (0,81) 60 8 3.497 (88,82) .281 (7,14) 120 3 1.582 (40,18) .032 (0,81) 70 9 3.830 (97,28) .281 (7,14) 130 4 1.915 (48,64) .032 (0,81) 80 10 4.163 (105,74) .281 (7,14) 140 5 2.248 (57,10) .032 (0,81) 90 11 4.496 (114,20) .281 (7,14) 150 6 2.831 (71,91) .281 (7,14) 100 12 4.829 (122,66) .281 (7,14) 160 mounting hardware: two mounting nuts, .094" (2,39) thick by .562" (14,27) across flats, one internal tooth lockwasher and one non-turn washer (see detail d for dimensions), are supplied with switch. grayhill part number and date code marked on detent cover label. customer part number marked on request. military part number marked when required. ser. 531.281 (32,54) ser. 57 & 59 1.125 .010 (28,58 0,25) c l c l c l c l 45 .219 .004 (5.56 0,10) of position no. 1 of bushing keyway see circuit diagram 1.000 (25.4) ser. 57 & 59 1.156 (29.36) ser. 53 .010 (0,25) dim. a + .046 (1,17) C .020 (0,51) dim. b ref. stud projection .437 .020 (11,10 0,51) .437 .020 (11,10 0,51) .250 + .001 C.002 dia. (6,35 + 0,03 C0,05) military numbers marked here bushing keyway .066 .002 (1,68 0,05) wide by .036 .003 (0,91 0,08) deep from a .375 (9,53) dia. integral assembly nut. do not remove. 3/8-32 unef-2a thread .250 .020 (6,35 0,51) .375 .005 (9,53 0,13) .032 .003 (0,81 0,08) style m.187 (4,75) style hs.125 (3,18) .010 (0,25) .125 .003 (3,18 0,08) series 53, 57 and 59 1.125" diameter, 1/4 amp standard style military qualified the series 53, 57 and 59 rotary switches are all military type switches. grayhill manufactures these switches in two styles: m and hs. style m is unsealed and is not qualified; style hs is shaft and panel sealed and is qualified. the non- qualified style m can be regarded as our standard style for types of switches. although it is not qualified, style m is constructed of the same military grade materials and will provide comparable performance in all areas. for example, the style m switches, in addition to the electrical ratings listed elsewhere in these pages, will meet the following requirements of mil-dtl-3786: moisture resistance: medium and high shock; vibration (10 to 500 cps); thermal shock (-65 c to 125 c); salt spray; explosion; terminal strength (pull, 2 lbs. minimum); and stop strength (15 pound-inches minimum). the line drawings shown above are applicable to the style m and style hs. the only difference between the two is the length of the tab of the non-turn washer. the shorter tab for the hs is explained in the following paragraph. the series 53, 57 and 59 style hs rotary switches are qualified to mil-dtl-3786/36. the style hs is shaft and panel sealed. the panel is sealed by an o-ring at the base of the bushing. the shaft is sealed by an o-ring inside the bushing. these seals do not alter the dimensions shown in the line drawings when the switch is mounted. a non-turn washer, supplied with the mounting hardware, may be used with the style hs switches. it is suggested that the non-turn washer be mounted in the following manner to preserve the seal: from the front of the panel into a hole that does not go through the panel. the qualification of the series 53, 57 and 59 rotary switches does not extend to all possible combinations listed in the choices and limitations chart. the limitations on the qualification are described in the chart shown below. standard variations, such as shaft and/or bushing length, etc., that do not affect switch performance can also be marked as qualified product. for complete details contact grayhill. military qualified series 53, 57 and 59 style hs rotary switches may be ordered by the m number listed in mil-dtl-3786/36 or by the grayhill part number. military style switches will be marked to the specification. style hs switches are mil-dtl-3786/36 qualified for the following characteristics max. no. max. no. max. no. series of decks poles/deck total poles/switch 53 5 8 24 57 5 4 20 59 5 5 20 features ? smallest diameter rotary switch with this number of positions and current capacity ? military qualified mil-dtl-3786/36 ? gold-plated contact system compatible with logic circuitry rotary 32
grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com rotary switches multi-deck rotary switches 6 2 1 19 17 15 14 8 9 10 c1 3 4 5 7 11 12 13 16 18 20 18? 45? of bushing keyway c l 6 2 1 19 17 15 14 8 9 10 c1 3 4 5 7 11 12 13 16 18 20 c l c2 6 2 1 19 17 15 14 8 9 10 c1 3 4 5 7 11 12 13 16 18 20 c l c3 c2 c4 6 2 1 19 17 15 14 8 9 10 c4 3 4 5 7 11 12 13 16 18 20 c l c5 c1 c2 c3 6 2 1 19 17 15 14 8 9 10 c7 3 4 5 7 11 12 13 16 18 20 c l c8 c9 c10 c1 c2 c3 c4 c5 c6 c l of position no. 1 6 2 1 15 14 8 9 10 c1 3 4 5 7 11 12 13 16 of bushing keyway c l c l of position no. 1 17 18 19 20 21 22 23 24 45? 6 2 1 15 14 8 9 10 c1 3 4 5 7 11 12 13 16 17 18 19 20 21 22 23 24 c2 c l 6 2 1 15 14 8 9 10 c1 3 4 5 7 11 12 13 16 17 18 19 20 21 22 23 24 c2 c l c3 6 2 1 15 14 8 9 10 c1 3 4 5 7 11 12 13 16 17 18 19 20 21 22 23 24 c2 c l c4 c3 6 2 1 15 14 8 9 10 c2 3 4 5 7 11 12 13 16 17 18 19 20 21 22 23 24 c5 c l c6 c4 c3 c1 6 2 1 15 14 8 9 10 c1 3 4 5 7 11 12 13 16 17 18 19 20 21 22 23 24 c2 c l c l c l c3 c4 c5 c6 c7 c8 7 / 2 ? 1 c1 c2 c3 c4 c5 c6 c7 c8 c9 c10 c11 c12 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 of position #1 of bushing keyway 7.5 37.5 circuit diagrams: series 53 switch is viewed from shaft end and shown in position no. 1 note: all common terminals are located above base terminals as shown. rear view circuit diagrams: series 59 18 angle of throw switch is viewed from shaft end and shown in position no. 1 note: all common terminals are located above base terminals as shown. rear view one pole two pole three or four pole terminal detail note: common location for a single pole per deck switch. for common location on multipole switches see circuit diagrams. 15 angle of throw one pole two pole three pole four pole five pole six thru ten pole note: common location for a single pole per deck switch. for common location on multipole switches see circuit diagrams. five or six pole seven or eight pole nine thru twelve pole grayhill la grange illinois 14 15 16 17 18 19 20 1 13 12 11 10 9 8 7 6 5 4 3 2 21 22 23 24 see note see detail 1.350 .015 (34,29 0,38) over terminals .034 .003 (0,86 0,08) .068 .005 (1,73 0,13) 1.190 .015 (30,23 0,38) over terminals 14 15 16 17 18 19 20 1 13 12 11 10 9 8 7 6 5 4 3 2 see note see detail grayhill la grange illinois rotary 33
grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com rotary switches multi-deck rotary switches specifications circuit diagrams: series 57 rear view switch is viewed from shaft end and shown in position no. 1. note: all common terminals are located above base terminals as shown. 22 1 / 2 angle of throw note: common location for a single pole per deck switch. for common location on multipole switches see circuit diagrams. three or five thru four pole eight pole one pole two pole electrical ratings general switch rating for break before make contacts. voltage: as listed in the chart. curve data based on test data conducted at sea level, 25c and relative humidity. cycle equals 360 rotation and 360 return. cycling rate is 10 cycles per minute. the curves shown are typical load life curves for a series 53m, 57m and 59m rotary switch. they show the number of cycles of rotational life that can be expected for the voltages, currents and 6 2 1 15 14 8 9 10 c1 3 4 5 7 11 12 13 16 11-15 of bushing keyway c l c l of position no. 1 6 1 15 14 8 9 10 c1 4 5 7 11 12 13 16 c2 2 3 c l 6 2 1 15 14 8 9 10 c1 3 4 5 7 11 12 13 16 c l c3 c2 c4 6 2 1 15 14 8 9 10 c1 3 4 5 7 11 12 13 16 c l c5 c3 c7 c2 c4 c6 c8 14 15 16 1 13 12 11 10 9 8 7 6 5 4 3 2 see note see detail 1.190 .015 (30,23 0,38) over terminals grayhill la grange illinois 400 300 200 100 0 0 cycles x 1,000 510 25 current milliamps voltage 115 vac 15 20 400 300 200 100 0 0 cycles x 1,000 510 25 current milliamps 30 vdc resistive 15 20 30 vdc inductive types of loads shown. thus, with a 250 milliamperes, 30 vdc resistive load, 10,000 cycles of life can be expected. life limiting or failure criteria for these curves are: contact resistance: 50 milliohms maximum (20 milliohms initially). insulation resistance: 1,000 megohms minimum between mutually insulated parts. voltage breakdown: 500 vac minimum between mutually insulated parts. these switches will carry 4 amperes with a maximum contact temperature rise of 20c. if the life limiting characteristics are less critical than those shown above or if elevated temperatures or reduced pressures are involved, grayhill can predict the switch life for the application. electrical ratings military qualified the series 53, 57 and 59 style hs, rotary switches have been tested to make and break the following loads as stated in mil-dtl-3786/ 36: 70,000 ft. altitude for 10,000 cycles: 10ma, 28 vdc, inductive (250 mh); 50 ma, 28 vdc, resistive; 20 ma, 115 vac, resistive. atmospheric pressure, 125c for 10,000 cycles: 25 ma, 28 vdc inductive (250 mh); 75 ma, 28 vdc, resistive; 50 ma, 115 vac resistive. atmospheric pressure, 25c for 10,000 cycles: 75 ma, 28 vdc, inductive (250 mh); 250 ma, 28 vdc resistive; 150 ma, 115 vac, resistive. life limiting criteria for these loads are: contact resistance: 50 milliohms maximum. dielectric strength: 500 vac (350 vac reduced pressure). insulation resistance: 1,000 megohms minimum. these switches also meet mil-dtl- 3786/36 for moisture resistance, medium and high shock, vibration, thermal, thermal shock, salt spray, explosion, terminal strength and stop strength. materials and finishes cover, base, spacer and rotor mounting plate: diallyl per (mil-m-14) astm-d-5948 mounting bushing: brass, tin/zinc-plated. shaft, stop pins, retaining rings, through bolts, shaft extension, stop arm, thrust washers, lockwashers, nuts, non-turn washer, cover plate and rear support plate: stainless steel detent balls: steel, nickel-plated detent springs: tinned music wire rotor contact: silver alloy, gold-plated .00001" minimum. terminals and common plate including solder lug: brass, gold plate .00002" minimum over silver plate .0003" minimum. panel seal: silicone rubber. shaft seal: o-ring per mil-m-5516b. mounting nut, lock washer: brass, tin/zinc- plated or stainless steel. additional characteristics rotational torque: 20-80 in-ozs., depending on the number of poles per deck and the number of decks. contacts: shorting or non-shorting wiping contacts with over 100 grams of contact force. shaft flat orientation: flat opposite contacting position pole #1 (see circuit diagrams). extended studs: switches of 6 decks or more have longer studs with extra stud nuts for recommended double end mounting. terminals: switch is provided with full complement of base or position terminals regardless of the number of active positions. rotary 34
grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com rotary switches multi-deck rotary switches choices and limitations style and angle of number of decks poles number of series designation throw stops terminals shorting non-shorting per deck positions/pole 01 thru 12 01 thru 12 1 02 thru 24 01 thru 12 01 thru 12 2 02 thru 12 01 thru 08 01 thru 08 3 02 thru 08 01 thru 06 01 thru 06 4 02 thru 06 01 thru 04 01 thru 04 5 or 6 02 thru 04 01 thru 03 01 thru 03 7 or 8 02 or 03 01 or 02 01 or 02 9, 10, 11 or 12 02 01 thru 12 01 thru 12 1 02 thru 16 01 thru 12 01 thru 12 2 02 thru 08 01 thru 06 01 thru 06 3 or 4 02 thru 04 01 thru 03 01 thru 03 5, 6, 7 or 8 02 01 thru 12 01 thru 12 1 02 thru 20 01 thru 12 01 thru 12 2 02 thru 10 01 thru 06 01 thru 06 3 or 4 02 thru 05 01 thru 04 01 thru 04 5 02 thru 04 01 or 02 01 or 02 6, 7, 8, 9 or 10 02 15 fixed 221/2 fixed 18 fixed solder lug solder lug solder lug 53 57 59 m = military style hs = military qualified, shaft/panel seal m = military style hs = military qualified, shaft/panel seal m = military style hs = military qualified, shaft/panel seal ordering information series style*: letter(s) from the choices and limitations chart angle of throw: must agree with series number number of decks: as limited by choices and limitations chart 57m22C01C1C16nCf stop arrangement: use suffix only when ordering 1 pole with maximum positions. f = stop between last and first positions; c = continuous rotation type of contacts: n = non-shorting; s = shorting positions per pole: requires 02 as a minimum to the maximum allowable dependent on the angle of throw and poles per deck poles per deck: as limited by angle of throw * all rotary switches that are required to have military designated markings and testing adhering to mil-dtl-3786 are to be ordered by specifying the military part number identified on the appropriate slash sheet. available from your local grayhill distributor mil spec. provides for qualification up to and including five decks. switches of longer length, although not specifically qualified, are built of the same materials and are of the same construction. for prices and discounts, contact a local sales office, an authorized local distributor or grayhill. rotary 35
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