1、INCH-POUND DETAIL SPECIFICATION SHEET CONNECTORS, ELECTRICAL, CIRCULAR, THREADED, HIGH SHOCK, HIGH DENSITY, SHIPBOARD, BACKSHELL, 90, METAL CONDUIT FOR EMI SHIELDING This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring th
2、e product described herein shall consist of this specification sheet and MIL-DTL-28840. STYLE A (FOR MIL-DTL-28804/4-*A PLAIN CONDUIT) FIGURE 1. Dimensions and configurations. AMSC N/A FSC 5935 MIL-DTL-28840/25C 11 January 2010 SUPERSEDING MIL-DTL-28840/25B 20 April 2004 Provided by IHSNot for Resal
3、eNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28840/25C 2 ALTERNATE STYLE A (FOR MIL-DTL-28804/4-*A PLAIN CONDUIT) FIGURE 1. Dimensions and configurations - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI
4、L-DTL-28840/25C 3 STYLE B (FOR MIL-DTL-28804/4-*B JACKET CONDUIT) FIGURE 1. Dimensions and configurations - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28840/25C 4 ALTERNATE STYLE B (FOR MIL-DTL-28804/4-*B JACKET CONDUIT) FIGUR
5、E 1. Dimensions and configurations - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28840/25C 5 Dash no. Designator (see note 1) A thread class 2B B max dia C thread class 2 1 A(11) .750-20UNEF 1.028 (16.11) .875-20UNEF 2 B(13) .8
6、75-20UNEF 1.141 (28.98) .875-20UNEF 3 1.000-20UNEF 4 C(15) 1.000-20UNEF 1.263 (32.08) .875-20UNEF 5 1.000-20UNEF 6 1.125-18UNEF 7 1.250-18UNEF 8 D (17) 1.125-18UNEF 1.387 (35.43) 1.125-18UNEF 9 1.250-18UNEF 10 1.625-18UNEF 11 E (19) 1.250-18UNEF 1.513 (38.43) 1.125-18UNEF 12 1.250-18UNEF 13 1.625-18
7、UNEF 14 F (23) 1.438-18UNEF 1.703 (45.51) 1.250-18UNEF 15 1.625-18UNEF 16 1.875-18UNS 17 G (25) 1.562-18UNEF 1.825 (46.35) 1.250-18UNEF 18 1.625-18UNEF 19 1.875-18UNS 20 2.125-16UN 21 H (29) 1.875-16un 2.143 (54.43) 1.875-18UNS 22 2.125-16UN 23 J(33) 2.062-16UNS 2.329 (59.16) 2-125-16UN 24 2.750-16U
8、N 25 A (11) .750-20UNEF 1.028 (16.19) .875-20UNEF FIGURE 1. Dimensions and configurations - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28840/25C 6 Dash no. Designator (see note 1) D max dia Sealing range Conduit size MIL-DTL-2
9、8840/4 E max. dim. Max Min 1 A (11) 1.031 (26.19) .63 (16.0) .50 (12.7) 03 2.36 (59.9) 2 B (13) .63 (16.0) .50 (12.7) 03 3 .75 (19.1) .63 (16.0) 04 4 C (15) 1.281 (32.58) .63 (16.0) 50 (12.7) 03 2.56 (65.0) 5 .75 (19.1) .63 (16.0) 04 6 .88 (22.4) .75 (19.1) 05 7 1.531 (38.89) 1.00 (25.4) 88 (22.4) 0
10、6 2.67 (67.8) 8 D (17) .88 (22.4) .75 (19.1) 05 9 1.00 (25.4) .88 (22.4) 06 10 1.38 (35.1) 1.19 (30.2) 08 11 E (19) .88 (22.4) .75 (19.1) 05 12 1.00 (25.4) .88 (22.4) 06 13 1.781 (45.24) 1.38 (35.1) 1.19 (30.2) 08 3.05 (77.5) 14 F (23) 1.00 (25.4) .88 (22.4) 06 15 1.38 (35.1) 1.189 (30.2) 08 16 1.63
11、 (41.4) 1.44 (36.6) 10 17 G (25) 1.00 (25.4) .88 (22.4) 06 18 1.38 (35.1) 1.19 (30.2) 08 19 1.63 (41.4) 1.44 (36.5) 10 20 2.031 (51.59) 1.88 (47.8) 1.63 (41.4) 12 3.33 (84.6) 21 H (29) 1.63 (41.4) 1.44 (36.6) 10 22 1.33 (47.8) 1.63 (41.4) 12 23 J (33) 2.531 (64.29) 1.88 (47.8) 1.63 (41.4) 12 3.70 (9
12、4.0) 24 2.38 (60.5) 2.13 (54.1) 16 25 A (11) 1.031 (25.19) .75 (19.5) .63 (16.0) 04 2.36 (59.9) FIGURE 1. Dimensions and configurations - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28840/25C 7 Dash no. Designator (see note 1)
13、F max dim V thread class 2 M max dia Y max dia 1 A(11) 3.50 (92.8) 1.000-20UNEF 1.12 (28.5) 1.19 (30.23) 2 B(13) 1.000-20UNEF 1.12 (28.5) 1.19 (30.23) 3 1.188-18UNEF 1.25 (31.8) 1.38 (35.1) 4 C(15) 3.69 (97.9) 1.000-20UNEF 1.12 (28.5) 1.39 (30.23) 5 1.188-18 UNEF 1.25 (31.8) 1.38 (35.1) 6 1.438-18UN
14、EF 1.43 (36.3) 1.63 (41.4) 7 3.81 (101.0) 1.750-18UNS 1.62 (41.2) 1.94 (49.3) 8 D (17) 1.438-18UNEF 1.43 (36.3) 1.63 (41.4) 9 1.750-18UNS 1.62 (41.2) 1.94 (49.3) 10 2.00-18UNS 1.81 (46.0) 2.19 (55.6) 11 E (19) 1.438-18UNEF 1.43 (36.3) 1.63 (41.4) 12 1.750-18UNS 1.62 (41.2) 1.94 (49.3) 13 4.19 (111.1
15、) 2.00-18UNS 1.81 (46.0) 2.19 (55.6) 14 F (23) 1.750-18UNS 1.62 (41.2) 1.94 (49.3) 15 2.00-18UNS 1.81 (46.0) 2.19 (55.6) 16 2.250-18UN 2.18 (55.4) 2.44 (62.0) 17 G (25) 1.750-18UNS 1.62 (41.2) 1.94 (49.3) 18 2.00-18UN 1.81 (46.0) 2.19 (55.6) 19 2.250-18UN 2.18 (55.4) 2.44 (62.0) 20 4.50 (119.4) 2.50
16、0-16UN 2.56 (65.0) 2.69 (68.5) 21 H (29) 2.250-16UN 2.18 (55.4) 2.44 (62.0) 22 2.500-16 UN 2.56 (65.0) 2.69 (68.3) 23 J (33) 4.43 (128.1) 2.500-16UN 2.56 (65.0) 2.69 (68.3) 24 3.00-16UN 3.06 (77.8) 3.19 (81.0) 25 A (11) 3.50 (97.8) 1.133-18UNLF 1.188-18 UNEF 1.38 (35.1) NOTES: 1. Shell sizes are pro
17、vided within parenthesis 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 reproduction or ne
18、tworking permitted without license from IHS-,-,-MIL-DTL-28840/25C 8 REQUIREMENTS Dimensions and configurations: See figure 1. Interface dimensions shall conform to MIL-DTL-28840. Material: Aluminum alloy in accordance with, ASTM B85/B85M, ASTM B108/B108M, ASTM B26/B26M or ASTM B209/B209M, ASTM B211,
19、 or ASTM B221. Corrosion resistant steel shall be in accordance with ASTM A276, ASTM A580/A580M or ASTM A473, class 316. Elastomers, silicone rubber shall be in accordance with A-A-59588. Finish: Aluminum components shall be shall plated in accordance with MIL-DTL-28840, olive drab over electroless
20、nickel. Corrosion resistant steel components shall be cadmium plate, black. The screws and washers shall be passivate in accordance with SAE-AMS2700, type 2. Marking: The backshell shall be identified with the manufacturers name or trademark and the Part or Identifying Number (PIN). PIN example: M28
21、840 /25 16 W A Military designator Style designator A EMI/ non-environmental Specification sheet number B EMI environmental Dash number Material and finish designator W - Aluminum, cadmium plate, olive drab over electroless nickel D - Corrosion resistant steel, cadmium plate, black F - Wrought alumi
22、num, pure electrodeposited aluminum non-reflective L - Wrought aluminum, nickel fluorocarbon polymer non-reflective S - Wrought aluminum, zinc nickel non-reflective Qualification: Two samples in each shell size for which qualification is desired shall be tested in accordance MIL-DTL-28840. Qualifica
23、tion of MIL-DTL-28840/8 will qualify MIL-DTL-28840/25 by similarity for group 5 tests. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28840/25C 9 Changes from previous issue. The margins of this specification are marked with vertical lines t
24、o indicate where changes from the previous issue were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content
25、irrespective of the marginal notations and relationship to the last previous issue. Referenced documents. In addition to MIL DTL-28840, this document references the following: MIL-DTL-28840/4 MIL-DTL-28840/8 MIL-DTL-28840/22 A-A-59588 ASTM A276 ASTM A473 ASTM A580/A580M ASTM B85/B85M ASTM B108/B108M
26、 ASTM B26/B26M ASTM B209/B209M ASTM B211 ASTM B221 SAE-AMS2700 CONCLUDING MATERIAL Custodians: Preparing activity: Navy - EC DLA - CC DLA - CC (Project 5935-2008-010) 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 permitted without license from IHS-,-,-
