INCH-POUND MS3180G 25 July 2012 SUPERSEDING MS3180F 8 July 1980 DETAIL SPECIFICATION SHEET CONNECTORS, ELECTRICAL CIRCULAR, COVER, PROTECTIVE, PLUG, MIL-DTL-26482 SERIES 1 AND 2, BAYONET COUPLING Reactivated after 25 July 2012 and may be used for new and existing designs and acquisitions. This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-DTL-26482. FIGURE 1. Protective cover, plug, all classes. AMSC N/A FSC 5935 MS3180G Shell size 8 10 12 14 16 18 20 22 24 A dia B dia C dia bay pin over bay pins +.001 -.005 +.006 -.002 (+0.03 - 0.13) (+0.15 - 0.05) .473 (12.01) .590 (14.99) .750 (19.05) .875 (22.22) 1.000 (25.40) 1.125 (28.58) 1.250 (31.75) 1.375 (34.92) 1.500 (38.10) .078 (1.98) .125 (3.18) D dia F dia max overall H std chain/ rope length +.000 -.016 +.005 -.001 +.500 -.250 (+0.00 - 0.41) (+0.13 - 0.03) (+12.70 - 6.35) .563 (14.30) .680 (17.27) .859 (21.82) .984 (24.99) 1.108 (28.14) 1.233 (31.32) 1.358 (34.49) 1.483 (37.67) 1.610 (40.89) .362 (9.19) .490 (12.45) .607 (15.42) .732 (18.59) .857 (21.77) .962 (24.43) 1.087 (27.61) 1.212 (30.78) 1.337 (33.96) Inches mm .005 .010 .015 .016 .020 .031 0.13 0.25 0.38 0.41 0.51 0.79 .719 (18.26) .844 (21.44) 1.000 (25.40) 1.125 (28.58) 1.250 (31.75) 1.375 (34.92) 1.500 (38.10) 1.625 (41.28) 1.750 (44.45) 3.000 (76.20) 3.500 (88.90) 4.000 (101.60 FIGURE 1. Protective cover, plug, all classes - Continued. 2 MS3180G Shell size J L max M Q dia W X disk (gasket) loc. +.010 -.020 length shldr loc. over kwys bay pin loc. +.031 -.000 +.005 -.006 max length overall (+0.25 - 0.00) (+0.13 - 0.15) .100 (2.54) .781 (19.84) (+0.25 - 0.51) 8 10 12 14 .328 (8.33) .562 (14.27) .368 (9.35) .625 (15.88) .430 (10.92) .658 (16.71) .463 (11.76) 16 18 20 22 24 .390 (9.91) .412 (10.46) .540 (13.72) .689 (17.50) .814 (20.68) .939 (23.85) 1.039 (26.39) 1.164 (29.57) 1.289 (32.74) 1.414 (35.92) .844 (21.44) .109 (2.77) .875 (22.22) NOTES: 1. Dimensions are in inches. 2. Metric equivalents (in parentheses) are given for information only. 3 True position (TP) tolerances specified are in accordance with ASME Y14.5. 4. Intermateability dimensions shall be in accordance with MIL-DTL-26482. 5. Values applied to "W" dimension are true position. FIGURE 1. Protective cover, plug, all classes - Continued. 3 MS3180G REQUIREMENTS: Dimensions and configuration: See figure 1. The chain or rope shall rotate freely on the fastener. Qualification and requalification requirements shall be in accordance with MIL-DTL-26482, series 1 and 2 connectors. Materials: a. Cover - aluminum alloy. b. Cover, bayonet pins - stainless steel, passivated. c. Chain - stainless steel, passivated in accordance with RR-C-271, type II, class 3. d. Disk (gasket) - silicone elastomer. e. Fasteners - stainless steel, passivated. f. Rope - 7 strand stainless steel, passivated. Finish Designators (class E is superseded by class L): A - series 2, hard anodic, non-conductive, black, non-reflective, in accordance with MIL-A-8625, type III, .0008 inch (0.020 mm) minimum thickness. L - series 2, electroless nickel, conductive, in accordance with MIL-DTL-26482. D - series 1 and 2, pure electrodeposited aluminum, conductive, non-reflective, in accordance with MIL-DTL-26482. T - series 1 and 2, nickel fluorocarbon polymer, conductive, non-reflective, in accordance with MIL-DTL-26482. W - series 1 and 2, cadmium, conductive (500 hr dynamic salt spray in accordance with MIL-DTL-26482; olive drab). K - series 1 and 2, zinc-nickel, conductive, black, nonreflective, in accordance with MIL-DTL-26482. QUALIFICATION: Qualification and requalification requirements shall be in accordance with MIL-DTL-26482, series 1 and 2 connectors. Connector mating: This protective cover mates with all MIL-DTL-26482, series 1 and 2 connector plugs. Intermateability dimensions shall be in accordance with MIL-DTL-26482. 4 MS3180G Part or Identifying Number (PIN) example: MS3180 - 12 C A L MS number Shell size Attachment option C - with chain R - with rope Finish Length (omit for standard) L - Chain or rope with a length of 5.000 +.500/-.250 inches (127 +12.7/-6.35 mm) in lieu of standard (STD) length. For standard length, leave blank (the standard length is the default length). Changes from previous issue. 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. In addition to MIL-DTL-26482, this document references the following: ASME Y14.5 MIL-A-8625 RR-C-271 CONCLUDING MATERIAL Custodians: Army - CR Navy - AS Air Force - 85 DLA - CC Preparing activity: DLA - CC (Project 5935-2011-025) Review activities: Army - AV, CR4 Navy - EC, 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 https://assist.dla.mil. 5