rack and panel connectors milita ry, mil-c-28748/7/8 qualified and commercial microminiature rectangular with optional hoods mm22, mm24 vishay dale www.vishay.com for technical questions contact: connectors@vishay.com document number: 36008 4 revision: 15-feb-07 features ? qualified to mil-c-28748/7/8 ? solder cup contacts ? dip solder contacts ? fixed and turnable screwlocks ? optional closed entry socket contacts applications especially suited for use in airborne, instrumentation and portable equipment applications or wherever the following requirements must be met: minimum space and weight without sacrifice of performance, high quality materials, long service life, high vibration and shock resistance and positive locking. electrical specifications current rating: model mm22 = 5 a model mm24 = 3 a breakdown voltage: at sea level: 2000 v rms at 70 000 feet: 500 v rms material specifications contact pin: phosphor bronze contact socket: phosphor bronze (beryllium copper available on request) contact plating: gold screwlocks: stainless steel, passivated guides: brass, gold plated or stainless steel, passivated standard body: glass-filled diallyl phthalate per mil-m-14, model sdg-f, green dimensions in inches [millimeters] contact gauge b diameter contact gauge c dip tail length d diameter 22 awg 0.030 0.001 [0.762 0.025] 22 awg 0.160 or 0.350 [4.06 or 8.89] nom. 0.025 [0.635] 24 awg 0.025 0.001 [0.635 0.025] 24 awg 0.160 or 0.350 [4.06 or 8.89] nom. 0.025 [0.635] mms with solder cup contacts mmp with solder cup contacts 0.034 [0. 8 64] dia. solder cup 0.110 [2.79] typ. b 0.140 [3.56] mmds with dip solder contacts mmdp with dip solder contacts d 0.030 [0.762] 0.140 [3.56] c d
mm22, mm24 rack and panel connectors military, mil-c-28748/7/8 qualified and commercial mi crominiature rectangular with optional hoods vishay dale document number: 36008 for technical questions contact: connectors@vishay.com www.vishay.com revision: 15-feb-07 5 dimensions in inches [millimeters] hardware type e diameter f diameter 026 0.078 [1.98] 0.125 [3.17] 026l 0.078 [1.98] 0.125 [3.17] 027 0.078 [1.98] 0.125 [3.17] 027l 0.078 [1.98] 0.125 [3.17] mms with fixed (026, 027) guides 0.520 [13.21] 0.230 [5. 8 4] 2-56 unc-2a thread typ. 0.030 [0.762] wide x 0.040 [1.02] deep slot typ. 0.110 [2.79] 0.140 [3.56] f dia. 0.034 [0. 8 64] dia. solder cup #22 or #24 awg max. mmp with fixed (026, 027) guides 0.140 [3.56] ?a? end of connector 0.230 [5. 8 4] e dia. 0.490 [12.45] 0.140 [3.56] mms with fixed (026l, 027l) guides 0.040 [1.02] typ. 0.620 [15.75] 0.230 [5.84] 0.140 [3.56] 0.110 [2.79] 0.034 [0.864] dia. solder cup #22 or #24 awg max. 0.030 [0.762] typ. mmp with fixed (026l, 027l) guides 2-56 unc-2a typ. 0.590 [14.99] 0.250 [6.35] ?a? end of connector short turnable screwlocks (sk030) 0.500 [12.70] 0.160 [4.06] 0.540 [13.72] 0.030 [0.762] wide x 0.040 [1.02] deep typ. 0.110 [2.79] 0.140 [3.56] 0.124 [3.15] dia. turnable screwlocks (sk) 0.110 [2.79] 0.950 [24.13] 0.910 [23.11] 0.046 [1.17] wide x 0.062 [1.57] deep typ. 0.1 8 7 [4.75] dia. fixed screwlocks (sl) 0.140 [3.56] 0.490 [12.45] 0.520 [13.21] fixed screwlocks (sll) 0.034 [0.864] dia. solder cup #22 or #24 awg max. 0.140 [3.56] 0.230 [5.84] 0.110 [2.79] 0.620 [15.75] 0.590 0.250 [6.35] [14.99] fixed screwlocks and nylon retainin g nut and fiber washer (nsl) 0.620 [15.75] 0.590 [14.99] short turnable screwlocks (sk2035) 0.5 8 0 [14.73] 0.140 [3.56] 0.110 [2.79] 0.610 [15.49] 0.240 [6.10] typ. 0.093 [2.36] hex socket 0.090 [2.29] deep typ. 0.1 8 0 [4.57] dia.
www.vishay.com for technical questions contact: connectors@vishay.com document number: 36008 6 revision: 15-feb-07 mm22, mm24 vishay dale rack and panel connectors military, mil-c-28748/7/8 qualified and commercial mi crominiature rectangular with optional hoods hardware mating chart hardware model mates with hardware model note: either mmp or mms connectors may be ordered with any type of hardware shown. examples: 1. mmp with 026 hardware would mate with an mms with 026 hardware. 2. mms with sk hardware would mate with an mmp with sl or nsl hardware. 3. mms with sl2 hardware would mate with an mmp with sk2 or sk2030 hardware. 026 026, 026l 027 027, 027l sk sl, nsl or sll sk030 sl, nsl or sll sk2 sl2, nsl2 or sl2l sk2030 sl2, nsl2 or sl2l sk2035 sl2, nsl2 or sl2l dimensions in inches [millimeters] note: the views below show the wiring side of a pin model connector (female is opposite). so cket hardware assembled at ?a? contact e nd of a pin model connector. 7 contacts 5 contacts 9 contacts 11 contacts 14 contacts 1 8 contacts a b c d e 0.3 8 0 [9.65] 0.656 [16.66] 0. 8 70 [22.10] 0.190 [4. 8 3] ab c d e f h j k m l n p r s t u v 0.656 [16.66] 0. 88 0 [22.35] 0.105 [2.67] a b c d e f h j k 0. 88 0 [22.35] 0.270 [6. 8 6] 0.625 [15. 88 ] 0.135 [3.43] a b c d e f h j k l m n r p 0.690 [17.53] 0.46 8 [11. 8 9] 0.105 [2.67] 0.030 [0.762] r typ. (5 thru 9) 0.210 0.020 [5.33 0.50 8 ] 0.210 0.020 [5.33 0.50 8 ] 0.210 0.020 [5.33 0.50 8 ] 0.790 [20.07] 0.562 [14.27] 0.105 [2.67] a b c e d f h 0.270 [6. 8 6] 0.532 [13.51] 0.7 8 0 [19. 8 1] 0.060 [1.52] r typ. (11 thru 44) 0.135 [3.43] a b c d e f h j k l m 20 contacts 1.06 [26.92] 0.814 [20.68] 0.135 [3.43] 0.270 [6.86] a b c d e f h j k l m n p r s t u v w x 44 contacts 0.190 [4.83] 1.50 [38.10] 0.380 [9.65] 1.28 [32.51] a b c d ef j h k l m n pr s t uv w x y z aa bb cc dd ee ff hh jj kk ll mm nn pp rr ss tt uu vv ww xx yy zz 26 contacts 1.25 [31.75] 1.0 [25.40] 0.135 [3.43] 0.270 [6.86] b c d e f h j k l m n p r s t u v a z y x b d w c a 29 contacts 1.09 [27.69] 1.34 [34.04] 0.135 [3.43] 0.270 [6.86] t u a b c d f e h j k l m n p r s v w x y z a b c d e f h 34 contacts 0.190 [4.83] 1.03 [26.16] 1.25 [31.75] 0.380 [9.65] a b c d ef hj k l mn p r s t uv w y z aa x bb cc dd ee ff hh jj kk ll mm nn 50 contacts 0.190 [4.83] 1.41 [35.81] 1.62 [41.15] 0.380 [9.65] ab c d e f hj k l m n a p r st u v w aa x y z bb cc dd ee ff hh b c d e f h j k m n p rs tu v w x y z
mm22, mm24 rack and panel connectors military, mil-c-28748/7/8 qualified and commercial mi crominiature rectangular with optional hoods vishay dale document number: 36008 for technical questions contact: connectors@vishay.com www.vishay.com revision: 15-feb-07 7 mounting variations in inches [millimeters] dip solder pc board mounting patterns male (mmp) connector shown - female is opposite. contact, contact row and mating hole c l to c l dimensions also applies to solder cup style connectors. 5 contacts 7 contacts 0.140 [3.56] typ. 0.562 [14.27] 0.093 [2.36] dia. typ. 0.2 8 2 [7.16] ref. 0.047 [1.19] typ. 0.0 8 1 [2.06] 0.040 [1.02] a b 0.140 [3.56] typ. 0.0 8 1 [2.06] 0.093 [2.36] dia. typ. 0.040 [1.02] 0.46 8 [11. 8 9] 0.1 88 [4.7 8 ] ref. 0.047 [1.19] typ. 9 contacts 0.140 [3.56] typ. 0.047 [1.19] typ. 0.093 [2.36] dia. typ. 0.0 8 1 [2.06] 0.040 [1.02] 0.376 [9.55] ref. 0.656 [16.66] a b a b 0.047 [1.19] typ. 14 contacts 0.124 [3.15] typ. 0.162 [4.11] 0.0 8 1 [2.06] 0.376 [9.55] ref. 0.093 [2.36] dia. typ. 0.625 [15. 88 ] 11 contacts 0.047 [1.19] typ. 0.090 [2.29] typ. 0.270 [6. 8 6] ref. 0.656 [16.66] 0.376 [9.55] ref. 0.135 [3.43] typ. 0.093 [2.36] dia. typ. 0.140 [3.56] typ. 1 8 contacts 0.125 [3.17] typ. 0.162 [4.11] 0.532 [13.51] 0.2 8 2 [7.16] ref. 0.047 [1.19] typ. 0.0 8 1 [2.06] 0.093 [2.36] dia. typ. a b c a b c a b c d 29 contacts 0.162 [4.11] 0.047 [1.19] typ. 0. 8 46 [21.49] ref. 0.093 [2.36] dia. typ. 0.124 [3.15] typ. 0.0 8 1 [2.06] 1.09 [27.69] a b c 20 contacts 26 contacts 0.093 [2.36] dia. typ. 0.162 [4.11] 0.124 [3.15] typ. 0.047 [1.19] typ. 0.0 8 1 [2.06] 1.0 [25.40] 0.752 [19.10] ref. a c b 0.0 8 1 [2.06] 0.047 [1.19] typ. 0.162 [4.11] 0.125 [3.17] typ. 0.093 [2.36] dia. typ. 0.564 [14.33] ref. 0. 8 14 [20.6 8 ] a b c 50 contacts 44 contacts 34 contacts 0.093 [2.36] dia. typ. 1.03 [26.16] 0.140 [3.56] typ. 0.270 [6. 8 6] typ. 0.135 [3.43] 0.090 [2.29] typ. 0.752 [19.10] ref. 0.047 [1.19] typ. a b c d 0.093 [2.36] dia. typ. 1.41 [35. 8 1] 0.140 [3.56] typ. 0.270 [6. 8 6] ref. 0.135 [3.43] typ. 0.090 [2.29] typ. 1.13 [2 8 .70] ref. 0.047 [1.19] typ. a b c d a b c d 0.093 [2.36] dia. typ. 1.2 8 [32.51] 0.147 [3.73] typ. 0.270 [6. 8 6] typ. 0.135 [3.43] 0.090 [2.29] typ. 0.9 8 7 [25.07] ref. 0.047 [1.19] typ.
www.vishay.com for technical questions contact: connectors@vishay.com document number: 36008 8 revision: 15-feb-07 mm22, mm24 vishay dale rack and panel connectors military, mil-c-28748/7/8 qualified and commercial mi crominiature rectangular with optional hoods panel cutout in inches [millimeters] number of contacts a b c number of contacts abc 5 0.210 [5.33] 0.468 [11.89] 0.340 [8.64] 20 0.270 [6.86] 0.814 [20.68] 0.690 [17.53] 7 0.210 [5.33] 0.562 [14.27] 0.440 [11.18] 26 0.270 [6.86] 1.0 [25.40] 0.870 [22.10] 9 0.210 [5.33] 0.656 [16.66] 0.530 [13.46] 29 0.270 [6.86] 1.09 [27.69] 0.970 [24.64] 11 0.270 [6.86] 0.532 [13.51] 0.410 [10.41] 34 0.380 [9.65] 1.03 [26.16] 0.910 [23.11] 14 0.270 [6.86] 0.625 [15.88] 0.500 [12.70] 44 0.380 [9.65] 1.28 [32.51] 1.16 [29.46] 18 0.380 [9.65] 0.656 [16.66] 0.530 [13.46] 50 0.380 [9.65] 1.41 [35.81] 1.28 [32.51] dimensions in inches [millimeters] panel cutout note: the views below show the wiring side of a pin model connector (socket style is opposite). socket hardware is assembl ed at ?a? contact end of pin connector. in inches [millimeters] dip solder pc board mounting patterns male (mmp) connector shown - female is oppos ite. contact, contact row and mating hole c l to c l dimensions also applies to solder cup style connectors. a c b 0.093 [2.36] 0.050 [1.27] r typ. ?c50? confi g uration 0.093 [2.36] 0.160 [4.06] 0.093 [2.36] dia. typ. 0.360 [9.14] ref. 0.090 [2.29] typ. 0.1 8 0 [4.57] typ. 0.155 [3.94] typ. 0.344 [ 8 .74] 0.172 [4.37] 0. 8 93 [22.6 8 ] ref. 0.047 [1.19] typ. 1.20 [30.4 8 ] c e b d a 0.500 [12.70] 0.172 [4.37] 0.250 [6.35 0.060 [1.52] r 0.344 [ 8 .74] 0.113 [2. 8 7] 0.0 8 0 [2.03] typ. 1.20 [30.4 8 ] 1.43 [36.32] 0.155 [3.94] 0.047 [1.19] typ. 0. 8 93 [22.6 8 ] ref. 0.093 [2.36] r 2 places 0.126 + 0.002 - 0.000 [3.20 + 0.051 - 0.000] dia. typ. 0.090 [2.29] typ. ?c50? confi g uration 1.20 [30.4 8 ] 0.344 [ 8 .74] 0.500 [12.70] 0.172 [4.37] 0.250 [6.35] 0.093 [2.36] 1.0 8 [27.43] 0.093 [2.36] dia. typ.
mm22, mm24 rack and panel connectors military, mil-c-28748/7/8 qualified and commercial mi crominiature rectangular with optional hoods vishay dale document number: 36008 for technical questions contact: connectors@vishay.com www.vishay.com revision: 15-feb-07 9 hood variations in inches [millimeters] number of contacts a 0.016 [0.406] b 0.030 [0.76] c d 0.016 [0.406] ?e? cable opening sq. in. [mm 2 ] 5 0.690 [17.53] 0.650 [16.51] 0.468 [11.89] 0.310 [7.87] 0.028 [0.711] 7 0.780 [19.81] 0.650 [16.51] 0.562 [14.27] 0.440 [11.18] 0.037 [0.940] 9 0.870 [22.10] 0.650 [16.51] 0.656 [16.66] 0.500 [12.70] 0.052 [1.321] 11 0.780 [19.81] 0.650 [16.51] 0.532 [13.51] 0.440 [11.18] 0.054 [1.372] 14 0.870 [22.10] 0.650 [16.51] 0.625 [15.88] 0.500 [12.70] 0.076 [1.930] 20 1.06 [26.92] 0.650 [16.51] 0.814 [20.68] 0.620 [15.75] 0.105 [2.667] 26 1.25 [31.75] 0.650 [16.51] 1.00 [25.40] 0.620 [15.75] 0.105 [2.667] 29 1.34 [34.04] 0.650 [16.51] 1.09 [27.67] 0.620 [15.75] 0.105 [2.667] 34 1.25 [31.75] 0.650 [16.51] 1.03 [26.16] 0.500 [12.70] 0.160 [4.064] 44 1.50 [38.10] 1.17 [29.72] 1.28 [32.51] 0.500 [12.70] 0.190 [4.826] 50 1.62 [41.15] 1.17 [29.72] 1.41 [35.81] 0.620 [15.75] 0.202 [5.131] 027h 5, 7, 9 contacts 0.090 [2.29] d a e 2-56 unc-2a 0.220 [5.59] c 0.300 [7.62] b 0.26 8 0.016 [6. 8 1 0.406] 0.610 0.030 [15.49 0.762] 11, 14, 20, 26, 29 contacts b 0.640 [16.26] 0.090 [2.29] e a 2-56 unc-2a d 0.220 [5.59] c 0.300 [7.62] 0.34 8 0.016 [ 8 . 8 4 0.406] 34, 44, 50 contacts c 0.090 [2.29] 2-56 unc-2a d a e 0.640 [16.26] 0.220 [5.59] 0.300 [7.62] b 0.452 0.016 [11.4 8 0.406] 5, 7, 9 contacts skh or sk2h 0.220 [5.59] c b 0.300 [7.62] 0.046 [1.17] 0.092 [2.34] a d 0.268 0.016 [6.81 0.406] 0.610 0.030 [15.49 0.762] 0.570 0.030 [14.48 0.762] e 0.090 [2.29] 2-56 unc-2a 11, 14, 20, 26, 29 contacts 0.300 [7.62] 0.092 [2.34] c 0.220 [5.59] b 0.046 [1.17] 0.090 [2.29] a 0.640 [16.26] e d 2-56 unc-2a 0.348 0.016 [8.84 0.406] 0.570 0.030 [14.48 0.762] 34, 44, 50 contacts 0.300 [7.62] 0.220 [5.59] 0.092 [2.34] b 0.046 [1.17] c e 0.640 [16.26] d 0.090 [2.29] a 2-56 unc-2a 0.452 0.016 [11.48 0.406] 0.570 0.030 [14.48 0.762]
www.vishay.com for technical questions contact: connectors@vishay.com document number: 36008 10 revision: 15-feb-07 mm22, mm24 vishay dale rack and panel connectors military, mil-c-28748/7/8 qualified and commercial mi crominiature rectangular with optional hoods notes (1) to order complete connector with hardware supplied unasse mbled, add suffix ?ua? on end of hardware designation. (2) 50 contact connectors are available in either the standard 4-row contact arrangemen t per mil-c-28748 or a s pecial 5-row contact arrangement. to order the special 5-row contact arrangem ent, use the designator ?c50? for the number of contacts. ordering information connector hoods hardware - g plati n g 026 (1) hard w are v ariatio n s 5 n umber of co n tacts d1 termi n atio n r (optio n al) h hood v ariatio n s 22 co n tact size b (optio n al) p co n tact style mm model c co n tacts (omit if no hard w are desired) 026 = slotted b rass g u ides 0.07 8 " [1.9 8 mm] diameter 026l = slotted b rass g u ides 0.07 8 " [1.9 8 mm] diameter 027 = slotted cres g u ides 0.07 8 " [1.9 8 mm] diameter 027l = slotted cres g u ides 0.07 8 " [1.9 8 mm] diameter sl = chassis mo u nted fixed scre w locks (3-4 8 thread) sl2 = chassis mo u nted fixed scre w locks (2-56 thread) sll = chassis mo u nted fixed scre w locks (3-4 8 thread) sl2l = chassis mo u nted fixed scre w locks (2-56 thread) n sl = chassis mo u nted fixed scre w locks (3-4 8 thread) w ith nylon retaining n u ts and fi b er w ashers n sl2 = chassis mo u nted fixed scre w locks (3-4 8 thread) w ith nylon retaining n u ts and fi b er w ashers sk = ca b le mo u nted - t u rna b le scre w locks (3-4 8 thread) sk2 = ca b le mo u nted - t u rna b le scre w locks (2-56 thread) sk030 = ca b le mo u nted - t u rna b le scre w locks (3-4 8 thread) w ith short kno b s sk2030 = ca b le mo u nted - t u rna b le scre w locks (2-56 thread) w ith short kno b s sk2030 = ca b le mo u nted - t u rna b le scre w locks (2-56 thread) w ith short kno b s sk2035 = ca b le mo u nted - t u rna b le scre w locks (2-56 thread) w ith short head kno b s long long long long microminiat u re (optio n al) closed entry socket contacts optional on 22 a w g socket contacts only . (omit for standard contacts) (optio n al) dip solder termination optional. (omit for standard solder c u p) select tail length: d1 = 0.160" [4.06 mm] nominal d2 = 0.350" [ 8 . 8 9 mm] nominal b = berylli u m copper contacts optional on solder c u p socket contacts only . (omit for standard contacts) 5, 7, 9, 11, 14, 1 8 , 20, 26, 29, 34, 44 or 50 (2) p = pin s = socket 22 a w g = 0.030 " [0.762 mm] diameter 24 a w g = 0.025 " [0.635 mm] diameter optional plating a v aila b le: g = gold (0.00003 thick) o v er n ickel g5 = gold (0.00005 thick) o v er n ickel omit designator for gold (0.00001 thick) o v er n ickel r = re v ersed g u ides or scre w locks (omit for standard) (omit if no hood desired) 027h = hood (top ca b le opening) w ith standard 027 slotted cres g u ides this option is not a v aila b le in the c50 contact size skh = hood (top ca b le opening) w ith long sk-model t u rna b le scre w locks (3-4 8 n f) and kno b s this option is not a v aila b le in the 34, 44, 50 and c50 contact sizes. sk2h = hood (top ca b le opening) w ith long sk-model t u rna b le scre w locks (2-56 n f) and kno b s. this option is not a v aila b le in the c50 contact size.
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