1、 DETAIL SPECIFICATION SHEET CONNECTORS, ELECTRICAL, CIRCULAR, COVER, PROTECTIVE, RECEPTACLE, MIL-DTL-38999, SERIES IV 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
2、 specification sheet and MIL-DTL-38999. STYLE R (WITH ROPE) FIGURE 1. Protective cover, receptacle, all classes. AMSC N/A FSC 5935 mm Inches mm Inches mm Inches 4.80 .189 27.64 1.088 34.93 1.375 6.35 .25 27.79 1.094 127.00 5.00 METRIC MIL-DTL-38999/52B 4 October 2013 SUPERSEDING MIL-DTL-38999/52A 30
3、 May 2008 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-38999/52B 2 Dimensions Shell size A dia max D dia max C BSC 11 26.59 (1.047) 19.18 (.775) 2.84 (.112) 13 30.99 (1.220) 22.86 (.900) 2.87 (.113) 15 34.19 (1.346) 26.42 (1.040) 3.37 (.13
4、3) 17 37.39 (1.472) 29.21 (1.150) 3.37 (.133) 19 40.21 (1.583) 32.39 (1.275) 3.89 (.153) 21 43.31 (1.705) 35.56 (1.400) 3.89 (.153) 23 46.50 (1.831) 38.74 (1.525) 4.39 (.173) 25 49.71 (1.957) 41.91 (1.650) 4.39 (.173) Dimensions Shell size D BSC REF E BSC REF F BSC REF G BSC REF 11 47 21 148 21 211
5、47 312 39 13 46 34 148 22 211 38 313 26 15 46 23 148 35 211 25 313 37 17 46 11 148 47 211 13 313 49 19 45 33 149 27 210 33 314 27 21 45 28 149 29 210 31 314 32 23 45 25 149 29 210 31 314 35 25 45 30 149 34 210 26 314 30 NOTES: 1. Dimensions are in millimeters. Inch equivalents are given for informat
6、ion only. 2. Method of attachment to cover and / or ring is optional. 3. Protective covers shall fit receptacles with pin or socket contacts configured in any polarization position. FIGURE 1. Protective cover, receptacle, all classes Continued. Provided by IHSNot for ResaleNo reproduction or network
7、ing permitted without license from IHS-,-,-MIL-DTL-38999/52B 3 STYLE N (WITH ROPE AND RING) Dimensions Shell size K dia max L dia min M N 11 32.0 (1.26) 21.97 (.86) 21.00 / 18.00 (.83/.71) 127.00 (5.00) 13 37.0 (1.46) 25.12 (.99) 22.50 / 18.50 (.89/.73) 127.00 (5.00) 15 40.0 (1.57) 29.92 (1.18) 25.0
8、0 / 23.50 (.98/.93) 127.00 (5.00) 17 44.0 (1.73) 32.00 (1.26) 31.00 / 25.00 (1.22/.98) 127.00 (5.00) 19 46.0 (1.81) 36.27 (1.43) 32.50 / 26.50 (1.28/1.04) 127.00 (5.00) 21 49.0 (1.93) 38.25 (1.51) 34.00 / 28.00 (1.34/1.10) 127.00 (5.00) 23 54.0 (2.13) 42.62 (1.68) 35.50 / 30.00 (1.40/1.18) 127.00 (5
9、.00) 25 56.0 (2.20) 44.45 (1.75) 37.50 / 31.50 (1.48/1.24) 127.00 (5.00) FIGURE 2. Protective cover, receptacle, rope and ring assembly, all classes. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-38999/52B 4 NOTES: 1. Dimensions are in mill
10、imeters. Inch equivalents are given for information only. 2. Method of attachment to cover and/or ring is optional. 3. Protective covers shall fit receptacles configured in any polarization position. FIGURE 2. Protective cover, receptacle, rope and ring assembly, all classes Continued. REQUIREMENTS:
11、 Dimensions and configurations: See figures 1 and 2. Materials: Cover - Classes C, F, G, R, W and X: Impact extruded or machined aluminum alloy. Classes P, T and Z: Impact extruded or machined aluminum alloy. Classes H, K, N, S and Y: Corrosion resistant steel. Classes J and M: High performance virg
12、in resin in accordance with MIL-DTL-38999. Class F: Impact extruded or machined aluminum alloy. (Cover base materials only. For finishes or surface treatments, see MIL-DTL-38999.) Gasket - Silicone elastomer. Ring - Corrosion resistant steel, passivated, 1.020 mm (0.04 inches) maximum thickness. Rop
13、e - Insulated stainless steel, passivated. Insulation shall withstand 200C (392F) environment. Fastener - Stainless steel, passivated. Option: Aluminum integral to cover. Mating connectors: MIL-DTL-38999, series IV. Gasket shall be bonded to cover, or mechanically retained. Rope shall rotate freely
14、on fastener. Fastener tensile strength: The protective cover and rope assembly shall withstand a dead weight tensile load of 11.33 kg (25 pounds) applied to both axial and longitudinal directions. The load shall be applied at the end of the rope assembly and held for 5 minutes. There shall be no sep
15、aration of the rope assembly from the protective cover or damage to the rope assembly. Both axial and longitudinal directions shall be 11.33 kg (25 pounds). The load shall be applied to the end of the rope. Air Leakage: Testing shall be in accordance with EIA-364-02, except the minimum period of mea
16、surement shall be 10 seconds. The air leakage rate shall be no greater than 1 atmospheric cubic inch per hour (4.55 X 10-3 cm3/s). Protective covers shall be mated to connectors having either contacts or inserts removed so that a pressure of 10 lbft/in2 (.703 Kg/cm2 ) can be applied against the insi
17、des of the protective covers or stowage receptacles. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-38999/52B 5 Qualification (all classes): Qualification shall be in accordance with MIL-DTL-38999, except only the following tests shall be re
18、quired: Examination of product Coupling torque Humidity Salt spray (corrosion) Fastener tensile strength (see requirement) Air leakage Qualification (classes J and M only): Qualification shall be in accordance with MIL-DTL-38999, except that in addition to the test sequence specified for all classes
19、 above, the additional following tests shall be required: Temperature cycling Hydrolytic stability Group A sampling inspection. Sampling for group A inspection shall be as specified in table I. TABLE I. Group A sampling plan. Lot size Sampling size 1 to 13 100 percent 14 to 150 13 units 151 to 280 2
20、0 units 281 to 500 29 units 501 to 1,200 34 units 1,201 to 3,200 42 units 3,201 and up 54 units Part or Identifying Number (PIN) example: D38999/52 W 15 R Specification sheet number Class (see requirements) Shell size Style R Rope N With rope and ring Class F is not for Navy use and is inactive for
21、Air Force new design use. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-38999/52B 6 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 t
22、he changes. Referenced documents. In addition to MIL-DTL-38999, this document references the following: EIA-364-02 CONCLUDING MATERIAL Custodians: Preparing activity: Army - CR DLA - CC Navy - AS Air Force 85 (Project 5935-2013-225) DLA - CC Review activities: Army - MI Navy - EC, MC, OS Air Force -
23、 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-,-,-
