1、INCH-POUND DETAIL SPECIFICATION SHEET CONNECTORS, ACCESSORIES, ELECTRICAL, CIRCULAR, THREADED, HIGH SHOCK, HIGH DENSITY, SHIPBOARD, PROTECTIVE COVER, PLUG This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product d
2、escribed herein shall consist of this specification sheet and MIL-DTL-28840. FIGURE 1. Dimensions and configurations. AMSC N/A FSC 5935 MIL-DTL-28840/15E 14 November 2013 SUPERSEDING MIL-DTL-28840/15D 23 October 2009 Provided by IHSNot for ResaleNo reproduction or networking permitted without licens
3、e from IHS-,-,-MIL-DTL-28840/15E 2 Shell size designator (see note 1) A thread class 2B B max dia C .006 ( 0.15) D .010 ( 0.25) A (11) .750-1P-.2L-DS 1.028 (26.21) .575 (14.60) .765 (19.43) B (13) .875-1P-.2L-DS 1.141 (28.98) .699 (17.75) .890 (22.61) C (15) 1.062-1P-.2L-DS 1.263 (32.08) .871 (22.12
4、) 1.015 (25.78) D (17) 1.125-1P-.2L-DS 1.387 (35.23) .941 (23.90) 1.140 (28.96) E (19) 1.312-1P-.2L-DS 1.513 (38.43) 1.108 (28.14) 1.265 (32.13) F (23) 1.500-1P-.2L-DS 1.703 (43.26) 1.293 (32.84) 1.453 (36.91) G (25) 1.625-1P-.2L-DS 1.825 (46.35) 1.454 (36.93) 1.577 (40.06) H (29) 1.812-1P-.2L-DS 2.
5、143 (54.43) 1.620 (41.15) 1.890 (48.01) J (33) 2.000-1P-.2L-DS 2.329 (59.16) 1.812 (46.02) 2.077 (52.76) Inches mm Inches mm .01 0.25 .450 11.43 .025 0.64 .630 16.00 .03 0.76 .849 21.56 .032 0.81 .859 21.82 .047 1.19 .88 22.35 .115 2.92 1.00 25.40 .146 3.71 5.00 127.00 .166 4.22 NOTES: 1. Shell size
6、s are provided within parentheses for information and are not a part of the designator. 2. Dimensions are in inches. 3. Metric equivalents are given for information only. 4. Dimensions apply after plating. FIGURE 1. Dimensions and configurations - Continued. Provided by IHSNot for ResaleNo reproduct
7、ion or networking permitted without license from IHS-,-,-MIL-DTL-28840/15E 3 REQUIREMENTS: Dimensions and configurations: See figure 1. Interface dimensions shall conform to MIL-DTL-28840. Chain shall be free to rotate on rivet. Chain material: 300 series corrosion resistant steel, passivated in acc
8、ordance with SAE-AMS2700, type 2. Gasket shall be mechanically or chemically captive to the cover. Gasket material: Fluorosilicone. Material and finish, protective covers: See table I. TABLE I. Material and finish. Material and finish designator Material Finish W Aluminum alloy in accordance with AS
9、TM B85/B85M, ASTM B26/B26M, ASTM B108/B108M, ASTM B209, ASTM B211 or ASTM B221 Cadmium plate, olive drab over electroless nickel D Corrosion resistant steel in accordance with ASTM A276, ASTM A473, or ASTM A580/A580M, type 316 Cadmium plate, black F Aluminum alloy in accordance with ASTM B85/B85M, A
10、STM B26/B26M, ASTM B108/B108M, ASTM B209, ASTM B211 or ASTM B221 Pure electro- deposited aluminum, non-reflective L Nickel fluorocarbon polymer, non-reflective S Zinc nickel, non-reflective N Corrosion resistant steel in accordance with ASTM A276, ASTM A473, or ASTM A580/A580M, type 316 Nickel fluor
11、ocarbon polymer, non-reflective R Zinc nickel, non-reflective Marking: The cover shall be identified with the manufacturers name or trade-mark and the Part or Identifying Number (PIN). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28840/15E
12、 4 PIN example: M28840/ 15 H A W Military designator Specification sheet number Shell size designator Chain attachment designator A Link chain with fastener B Link chain with ring Material and finish designator W Aluminum, cadmium plate over electroless nickel D - Corrosion resistant steel, cadmium
13、plate, black F - Wrought aluminum, pure electrodeposited aluminum - non-reflective L - Wrought aluminum, nickel fluorocarbon polymer - non-reflective S - Wrought aluminum, zinc nickel - non-reflective N Corrosion resistant steel, nickel fluorocarbon polymer, non-reflective R Corrosion resistant stee
14、l, zinc-nickel, non-reflective RESTRICTIONS: Material and finish designators W and D are inactive for NAVSEA new design, unless approved by NAVSEA. QUALIFICATION: One protective cover of each shell size for which qualification is desired shall have the following tests performed in the sequence shown
15、: Visual and mechanical. Magnetic permeability. Shell conductivity. Corrosion. Air leakage: Cover shall be mated to suitable connector plug and tested in accordance with test procedure EIA-364-02. The following details shall apply: The air leakage rate shall not be greater than one atmospheric cubic
16、 inch per hour (4.55 X 10-3cubic centimeter per second). Tensile strength: Cover shall be mounted to a suitable fixture to facilitate a 25-pound pull applied at the rate of 5 pounds per second and held for a period of 5 minutes. The load shall be applied to the chain end fastener through the center
17、line axis of the protective cover, and then repeated through a perpendicular axis (90) from the centerline axis. Chain or fastener breakage, or loosening of the rivet, shall be considered failures. Shell conductivity. Post visual and mechanical. Provided by IHSNot for ResaleNo reproduction or networ
18、king permitted without license from IHS-,-,-MIL-DTL-28840/15E 5 Changes from previous issue. The margins of this specification are marked with vertical lines to indicate where changes from the previous issue were made. This was done as a convenience only and the Government assumes no liability whats
19、oever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Referenced documents. In addition to MIL-DTL-28840, this
20、document references the following: ASTM A276 ASTM A473 ASTM A580/A580M ASTM B26/B26M ASTM B85/B85M ASTM B108/B108M ASTM B209 ASTM B211 ASTM B221 EIA-364-02 SAE-AMS2700 CONCLUDING MATERIAL Custodians: Preparing activity: Army - AT DLA - CC Navy - EC Air Force - 85 DLA - CC (Project 5935-2013-113) Rev
21、iew activities: Army AV, MI Navy - OS, 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. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
