DLA MIL-DTL-28748 4 F-2004 CONNECTOR ELECTRICAL RECTANGULAR RACK AND PANEL CRIMP TYPE REMOVABLE SOCKET CONTACTS SIZES 16 AND 20.pdf

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1、 MIL-DTL-28748/4F 9 September 2004 SUPERSEDING MIL-DTL-28748/4E 11 May 1999 DETAIL SPECIFICATION SHEET CONNECTOR, ELECTRICAL, RECTANGULAR, RACK AND PANEL, CRIMP TYPE REMOVABLE SOCKET CONTACTS, SIZES 16 AND 20 This specification is approved for use by all Departments and Agencies of the Department of

2、 Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-DTL-28748. Connector NOTE: The polarization feature (groove on the receptacle shell, pin on the plug shell) shall be adjacent to the side closest to the number 1 or A contact posit

3、ion. Configuration A FIGURE 1. Receptacle connector with retaining plate, receptacle shell, and turnable jackscrews. AMSC N/A FSC 5935 INCH-POUNDProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 2 Inches mm Inches mm Inches mm .002 .00

4、5 .010 .016 .075 .086 .09 0.05 0.13 0.25 0.41 1.91 2.18 2.29 .143 .150 .172 .1875 .195 .228 .260 3.63 3.81 4.37 4.76 4.95 5.79 6.60 .300 .370 .375 .450 .660 .880 .906 1.220 7.62 9.40 9.53 11.43 16.76 22.35 23.01 30.99 The maximum insertion and withdrawal force (connector assembly) shall be 8.75 lbf

5、(38.92 N) pounds. Insert with 7 contacts Insert designator A FIGURE 2. Insert arrangements.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 3 Inches mm Inches mm Inches mm .002 .004 .005 .010 .016 .075 .086 .09 0.05 0.10 0.13 0.25 0.4

6、1 1.95 2.00 2.60 .143 .150 .172 .1875 .195 .200 .260 .370 3.63 3.81 4.37 4.76 4.95 5.08 6.60 9.40 .375 .450 .600 .810 .856 .880 1.000 1.312 9.53 11.43 15.24 20.57 21.74 22.35 25.40 33.32 The maximum insertion and withdrawal force (connector assembly) shall be 11.25 lbf (50 N) pounds. Insert with 9 c

7、ontacts Insert designator B FIGURE 2. Insert arrangements - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 4 The maximum insertion and withdrawal force (connector assembly) shall be 17.5 lbf (77.84 N). Insert with 14 cont

8、acts Insert designator C FIGURE 2. Insert arrangements - Continued. Inches mm Inches mm .002 .004 .005 .010 .016 .02 .075 .09 .120 .130 .143 .150 .169 0.05 0.10 0.13 0.25 0.41 0.51 1.91 2.29 3.06 3.30 3.63 3.81 4.29 .195 .219 .229 .260 .370 .438 .450 .51 .600 .778 .856 .938 1.250 4.95 5.56 5.82 6.60

9、 9.40 11.13 11.43 12.95 15.24 19.76 21.74 23.83 31.75 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 5 The maximum insertion and withdrawal force (connector assembly) shall be 25 lbf (111.21 N). Insert with 20 contacts Insert design

10、ator D FIGURE 2. Insert arrangements - Continued. Inches mm Inches mm Inches mm .002 .004 .005 .010 .016 .02 .075 .09 0.05 0.10 0.13 0.25 0.41 0.51 1.91 2.29 .120 .130 .143 .150 .175 .195 .219 .260 .370 3.06 3.30 3.63 3.81 4.45 4.95 5.56 6.60 9.40 .438 .51 .750 .880 .900 1.072 1.250 1.562 2.290 11.1

11、3 12.95 19.05 22.35 22.86 27.23 31.75 39.67 58.17 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 6 The maximum insertion and withdrawal force (connector assembly) shall be 32.5 lbf (144.57 N). Insert with 26 contacts Insert designat

12、or E FIGURE 2. Insert arrangements - Continued. Inches mm .002 .004 .005 .010 .016 .065 .075 .09 .116 .130 .143 .150 .195 .206 .260 .281 .370 .562 .750 .856 .880 .900 1.072 1.312 1.625 0.05 0.10 0.13 0.25 0.41 1.65 1.91 2.29 2.95 3.30 3.63 3.81 4.95 5.23 6.60 7.14 9.40 14.27 19.05 21.74 22.35 22.86

13、27.23 33.32 41.28Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 7 CENTER THROUGH HOLE CONSTRUCTION CONFIGURATION M Configuration F - Suitable for all applications, except for one-piece jackscrews. Configuration M - For long jackscre

14、ws and shield only (through hole alternate construction). The maximum insertion and withdrawal force (connector assembly) shall be 42.5 lbf (189.05 N). Insert with 34 contacts Insert designator F and M FIGURE 2. Insert arrangements - Continued.Inches mm Inches mm Inches mm .002 .003 .004 .005 .008 .

15、09 .010 .016 .075 .090 .110 0.05 0.08 0.10 0.13 0.20 2.29 0.25 0.41 1.91 2.29 2.79 .118 .143 .150 .180 .195 .234 .244 .250 .260 .370 .375 .468 3.00 3.63 3.81 4.57 4.95 5.94 6.20 6.35 6.60 9.40 9.53 11.68 .511 .750 1.050 1.200 1.350 1.376 1.500 1.672 1.688 2.000 2.290 2.312 12.98 19.05 26.67 30.48 34

16、.29 34.95 38.10 42.47 42.88 50.80 58.17 58.72 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 8 Configuration G - Suitable for all applications, except one-piece jackscrews. Configuration N - For long jackscrews and shield only (thro

17、ugh hole alternate construction). The maximum insertion and withdrawal force (connector assembly) shall be 52.5 lbf (233.53 N). Insert with 42 contacts Insert designators G and N FIGURE 2. Insert arrangements - Continued.CENTER THROUGH HOLE CONSTRUCTION CONFIGURATION N Inches mm .002 .003 .004 .005

18、.008 .010 .016 .02 .075 .09 .090 .110 .118 .143 .150 .180 .195 .234 .250 .260 .370 .375 .468 .51 .750 .856 .880 1.350 1.500 1.672 2.000 2.290 2.312 0.05 0.08 0.10 0.13 0.20 0.25 0.41 0.51 1.91 2.3 2.29 2.79 3.00 3.63 3.81 4.57 4.95 5.94 6.35 6.60 9.40 9.53 11.13 12.95 19.05 21.74 22.35 34.29 38.10 4

19、2.47 50.80 58.17 58.72Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 9 Configuration H - Suitable for all applications, except one-piece jackscrews. Configuration P - For long jackscrews and shield only (through hole alternate const

20、ruction). The maximum insertion and withdrawal force (connector assembly) shall be 62.5 lbf (278.01 N). Insert with 50 contacts Insert designators H and P FIGURE 2. Insert arrangements - Continued. Inches mm .002 .003 .004 .005 .008 .010 .016 .062 .075 .090 .093 .110 .118 .135 .143 .150 .156 .180 .1

21、95 .234 .241 .260 .370 .4375 .468 .856 .875 .880 1.650 1.800 1.972 2.000 2.282 2.718 0.05 0.08 0.10 0.13 0.20 0.25 0.41 1.57 1.91 2.29 2.36 2.79 3.00 3.43 3.63 3.81 3.96 4.57 4.95 5.94 6.12 6.60 9.40 11.11 11.13 21.74 22.23 22.35 41.91 45.72 50.09 50.80 57.96 69.04 CENTER THROUGH HOLE CONSTRUCTIONPr

22、ovided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 10 Configuration J - Suitable for all applications, except for one-piece jackscrews. Configuration Q - For long jackscrews and shield only (through hole alternate construction). The maxim

23、um insertion and withdrawal force (connector assembly) shall be 82.5 lbf (366.98 N). Insert with 66 contacts Insert designators J and Q FIGURE 2. Insert arrangements - Continued. Inches mm .002 .003 .005 .008 .010 .016 .090 .110 .118 .143 .150 .180 .195 .235 .250 .260 .312 .370 .500 .5625 .880 1.125

24、 1.500 1.673 1.969 2.281 0.05 0.08 0.13 0.20 0.25 0.41 2.29 2.79 3.00 3.63 3.81 4.57 4.95 5.97 6.35 6.60 7.92 9.40 12.70 14.288 22.35 28.58 38.10 42.49 50.01 57.94 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 11 Configurations K -

25、 Suitable for all applications, except one-piece jackscrews. Configurations R - For long jackscrews and shield only (through hole alternate construction). The maximum insertion and withdrawal force (connector assembly) shall be 93.7 lbf (416.80 N). Insert with 75 contacts Insert designators K and R

26、FIGURE 2. Insert arrangements - Continued. Inches mm .002 .003 .004 .005 .008 .010 .020 .025 .062 .075 .090 .093 .110 .117 .118 .135 .143 .150 .156 .180 .195 .234 .241 .260 .370 .383 .617 .766 .880 1.234 1.650 1.800 1.990 2.281 2.718 0.05 0.08 0.10 0.13 0.20 0.41 0.51 0.64 1.51 1.91 2.29 2.36 2.79 2

27、.97 3.00 3.43 3.63 3.81 3.96 4.57 4.95 5.94 6.12 6.60 9.40 9.73 15.67 19.46 22.35 31.34 41.91 45.72 50.55 57.94 69.04 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 12 The maximum insertion and withdrawal force (connector assembly)

28、shall be 130 lbf (578.27 N). Configuration L - Suitable for all applications, except one-piece jackscrews. Configuration S - For long jackscrews and shield only (through hole alternate construction). Insert with 104 contacts Insert designators L and S FIGURE 2. Insert arrangements - Continued. Inche

29、s mm .002 .003 .005 .008 .010 .016 .075 .090 .110 .143 .150 .180 .234 .250 .260 .370 .375 .438 .7655 .875 .880 1.531 1.800 2.048 2.375 2.750 0.05 0.08 0.13 0.20 0.25 0.41 1.91 2.79 2.79 3.63 3.81 4.57 5.94 6.35 6.60 9.40 9.53 11.13 19.444 22.23 22.35 38.89 45.72 52.02 60.33 69.85 Provided by IHSNot

30、for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 13 REQUIREMENTS: Dimensions and configuration: See figures 1 and 2. Insert material: See MIL-DTL-28748. Mating connector: See MIL-DTL-28748/1 and MIL-DTL-28748/3. Hardware: See MIL-DTL-28748/17. Part or I

31、dentifying Number (PIN): As shown in the following examples. 1/ 2/ See table I for permissible PINs: (See PIN codes) M28748/4 A 1 H L 1 A Basic number Insert Shield and Shell and Jackscrews Contacts of specification designator shield clamp polarization or (see table II) sheet location or position gu

32、idepins retaining plate PIN codes: Insert designator Number of contact positions Shield and shield clamp Location or retaining plate 3/ Shell and polarization designators 4/ Jackscrews or guidepins 5/ A 7 B 9 C 14 D 20 E 26 F 34 G 42 H 50 J 66 K 75 L 104 Insert designator through hole 6/ M 34 N 42 P

33、 50 Q 66 R 75 S 104 0 No shield or retaining plate Retaining plate 1 M18198 2 M18199 3 M18200 Shield and shield clamp location 4 - top M18192 5-side M18192 6 - top M18193 7-side M18193 0 - No shell included Receptacle A A of M18204 B B of M18204 C C of M18204 D D of M18204 E E of M18204 F F of M1820

34、4 G G of M18204 H - Unpolarized M18204 Plug J A of M18203 K B of M18203 L C of M18203 M D of M18203 N E of M18203 P F of M18203 Q G of M18203 R Unpolarized M18203 0 No Jackscrews or guidepins. F - Fixed jackscrews, M18196 (not used with shield). G - Guidepins, M18197 (not used with shield). L - Long

35、 jackscrews M18194 S - Short jackscrews M18195 (not used with shield). Jack and guide location: The jackscrew male (turning or fixed) or guide pin shall be located by the A or 1 pin contact. See footnotes on next page. Provided by IHSNot for ResaleNo reproduction or networking permitted without lice

36、nse from IHS-,-,-MIL-DTL-28748/4F 14 1/ The number zero (0) is used to indicate which parts are not included. 2/ To order individual piece parts for the shield, retaining plate, shell, jackscrews and guide pins, use MIL-DTL-28748/17. 3/ Retaining plate and shells are not available for insert size A.

37、 4/ Polarization positions are for location of plug and receptacle shell pins and slots. See M28748/17. 5/ Jackscrew designator L: Multi-piece jackscrews will be supplied with insert designators A through L. Long one-piece jackscrews will be supplied for insert designators M through S. 6/ Inserts M

38、through S have through holes for use with long one-piece jackscrew designs only. 7/ Mold bodies and hardware from different manufacturers are not necessarily interchangeable. TABLE I. Permissible PINs (connector assembly). Configuration Accessories Receptacle Insert Shield and clamp position/ or ret

39、aining plate Shell and polarization position Jackscrews Contacts A 0 0 B C D E 0 Retaining plate 1 F G H K 0 Retaining plate 2 M28748/4- J L 0 Retaining plate 3 0, A thru H 0, F, G Plug A 0 B C D E F G H K 0 Shield 4, 5 J L 0 Shield 6, 7 M N P R 0 Shield 4, 5 M28748/4- Q S 0 Shield 6, 7 0 0, J thru

40、R 0, L, G, S See table II Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 15 TABLE II. Contact size percent 1/ Contact Sizes 16-16 M39029/35-276 (percent) Sizes 16-20 M39029/35-275 (percent) Sizes 20-20 M39029/35-274 (percent) 1A 1B

41、1C 1D 1E 1F 1G 1H 1J 1K 1L 100 90 80 70 60 50 40 30 20 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2A 2B 2C 2D 2E 2F 2G 2H 2J 2K 0 0 0 0 0 0 0 0 0 0 100 90 80 70 60 50 40 30 20 10 0 0 0 0 0 0 0 0 0 0 3A 3B 3C 3D 3E 3F 3G 3H 3J 3K 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 100 90 80 70 60 50 40 30

42、20 10 1/ Contact percent size = number of contact positions times the percent in table II. Example: 34 X .80 = 27.2 or 27 contacts supplied. Values of .5 and above are rounded to the next contact. Crimp tool M22520/1-01. Positioner M22520/1-03 (positioner A color blue/red). Installing tool M81969/18

43、-01. Removal tool M81969/20-01. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 16 For superseded insert Military Standard sheet PINs to M28748 PINs see table III. TABLE III. Supersession data (inserts). MS PIN M28748/4 PIN Number of

44、 contact positions MS14011-1 MS14006-1 MS18175-1 MS18177-1 MS14005-1 MS18179-1 MS18181-1 MS18183-1 MS18185-1 MS18188-1 MS18190-1 MS18178-2 MS18181-2 MS18183-2 MS18185-2 MS18188-2 MS18190-2 M28748/4-A0001L M28748/4-B0001L M28748/4-C0001L M28748/4-D0001L M28748/4-E0001L M28748/4-F0001L M28748/4-G0001L

45、 M28748/4-H0001L M28748/4-J0001L M28748/4-K0001L M28748/4-L0001L M28748/4-M0001L M28748/4-N0001L M28748/4-P0001L M28748/4-Q0001L M28748/4-R0001L M28748/4-S0001L 7 9 14 20 26 34 42 50 66 75 104 34 1/ 42 1/ 50 1/ 66 1/ 75 1/ 104 1/ 1/ Insert through hole designator. Inserts -2 (M through S) have throu

46、gh holes for use with long one-piece jackscrew designs only. Marginal notations are not used in this revision to identify changes with respect to the previous issue due to the extent of the changes. Reference documents. In addition to MIL-DTL-28748, this document references the following: MIL-DTL-28

47、748/1 MIL-DTL-28748/3 MIL-DTL-28748/17 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28748/4F 17 CONCLUDING MATERIAL Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 11 (Project 5935-4752-003) DLA - CC Review activit

48、ies: Army - AT, MI Navy - AS, SH Air Force - 99 NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at http:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking per