1、AMSC N/A FSC 5935 MIL-DTL-641/20B 15 November 2013 SUPERSEDING MIL-J-641/21A 12 November 1993 DETAIL SPECIFICATION SHEET JACKS, (BANTAM) TELEPHONE, 3 CONDUCTOR, TRIPLE This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring
2、the product described herein shall consist of this specification sheet and MIL-DTL-641. Dash numbers -1 and -2 (4 breaks connected and monitor) FIGURE 1. Dimensions and configurations. INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DT
3、L-641/20B 2 Dash numbers -3 and -4 (6 breaks) FIGURE 1. Dimensions and configurations Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-641/20B 3 Dash numbers -5 and -6 (4 breaks and monitor) NOTES: 1. Dimensions are in inches. 2. Me
4、tric equivalents are given for information only. 3. All dimensions are after plating. 4. Wire shunts are permitted. 5. All undimensioned pictoral features are for reference purposes only. 6. For wirewrap type jacks, terminal and contact interconnecting jumpers shall not interfere with commonly used
5、wirewrap tools. FIGURE 1. Dimensions and configurations Continued. Inches mm Inches mm Inches mm .002 0.05 .156 3.96 .600 15.24 .010 0.25 .175 4.44 .780 19.81 .015 0.38 .250 6.35 .796 20.22 .020 0.51 .281 7.14 1.296 32.92 .030 0.76 .312 7.92 1.531 38.89 .115 2.92 .375 9.53 1.625 41.28 .153 3.89 .510
6、 12.95 2.250 57.15 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-641/20B 4 1. Dimensions are in inches. 2. Metric equivalents are given for information only. 3. All dimensions are after plating. 4. Finger shall be hardened to Rockwell C 60-
7、62, polished, and then hard-chromium plated to .0003 inch (0.008 mm) maximum thickness. 5. Concentricity shall be .003 (0.08 mm) total indicator reading. FIGURE 2. Test plug TP-777. Inches mm Inches mm Inches mm .001 0.03 .065 1.65 .290 7.4 .002 0.05 .100 2.54 .506 12.85 .003 0.08 .125 3.18 .622 15.
8、80 .005 0.13 .143 3.63 .860 21.84 .010 0.25 .150 3.81 2.250 57.15 .045 1.14 .174 4.42 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-641/20B 5 1. Dimensions are in inches. 2. Metric equivalents are given for information only. 3. All dimensio
9、ns are after plating. 4. Solder lug terminals (not shown) shall meet the requirements of MIL-DTL-641, 3.5.5, and the “A” dimensions of figure 1 shall be .325 inch (8.26mm) maximum. FIGURE 3. Terminals. Inches mm Inches mm .002 0.05 .100 2.54 .010 0.25 .220 5.60 .035 0.89 .795 20.19 .061 1.55 Provide
10、d by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-641/20B 6 REQUIREMENTS: Dimensions and configuration: See figure 1. Terminals. See figure 3 (wirewrap) or MIL-DTL-641 (solder lug). Materials. Springs: Nickel silver. Contact: Palladium or gold alloy.
11、Insertion and withdraw forces shall be as follows. Insertion force - 7 pounds (maximum). Withdraw force - 1 pound (minimum). - 7 pounds (maximum). Test plug - TP777 (see figure 2). Spring life test is applicable. Test plug TP777, shall be used. Frame strength test is applicable. Load 7 pounds maximu
12、m. Terminal of tip contact spring shall be on the right side when terminals are viewed from the rear, with the jack in a position such that the contact spring pileup is on top of the jack frame. Cutout in the jack frame shall be positioned so that a minimum of .016 inch (.4mm) clearance exists betwe
13、en the tip of the TP-777 plug and the edge of the frame cutout at all times during insertion of the plug. All terminals shall be stacked as shown on schematic. (see figure 1) Mating plugs. See table II. The Part or Identifying Number (PIN) consists of the letter M, the basic specification number, th
14、e specification sheet number, and a number for jack type. (see table I) M 641 /20 - 1 Type designation Specification sheet number Specification number M prefix Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-641/20B 7 TABLE I. PIN. Part numbe
15、r Connection Mounting Switching action Terminal 1 Tip, ring and sleeve Double lug 4 breaks connected and monitor Wirewrap 2 4 breaks connected and monitor Solder lug 3 6 breaks Wirewrap 4 6 breaks Solder lug 5 4 breaks and monitor Wirewrap 6 4 breaks and monitor Solder lug TABLE II. Mating plugs. Da
16、sh number Mating plug -1 M642/13-1, -2, -3, -4 -2 -3 -4 -5 -6 Marginal notations are not used in this revision to identify changes with respect to the previous issue due to the extent of the changes. Referenced documents. This document references MIL-DTL-641. CONCLUDING MATERIAL Custodians: Preparin
17、g activity: Army CR DLA - CC Navy EC Air Force 85 (Project 5935-2013-043) DLA - CC Review activities: Army AR, AT, CR4, MI Navy AS, MC, OS, SH Air Force 11, 19, 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 https:/assist.dla.mil . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
