1、AMSC N/A FSC 5940 INCH-POUND MIL-DTL-24558/21B 3 October 2011 SUPERSEDING MIL-DTL-24558/21A w/AMENDMENT 1 17 February 2006 DETAIL SPECIFICATION SHEET TERMINAL BOX, CONNECTION, SUBMERSIBLE (15-FOOT), 500 VOLTS, SYMBOL NO. 476.1, 24 LUGS FOR TWELVE 2-CONDUCTOR 23 MCM CABLES OR EIGHT 3-CONDUCTOR 23 MCM
2、 CABLES 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-24558, “Terminal Boxes, Connection, for Electrical and Electronic Systems, Ge
3、neral Specification for“. REQUIREMENTS: The terminal box shall be as specified herein and in accordance with table I and figures 1 through 9. 1. Electrical rating. The terminal box shall have an electrical rating of 500 volts root mean square, and 500 volts direct current. The maximum current shall
4、not exceed 100 amperes per terminal lug. 2. Dimensions and configuration. For dimensions and configuration see figures 1 through 9. All dimensions in figures figures 1 through 9 are expressed in decimal inches. Overall terminal box dimensions are approximate. Exact dimensions are shown in MIL-E-2414
5、2/6, “Enclosure, Submersible (15-Foot), Sizes 8 by 10 Through 14 by 26“. 3. Tolerance. All tolerances not specified herein shall be in accordance with MIL-DTL-24558. 4. Standard parts. The standard parts shown in table I shall be used in the construction of the connection box specified herein. The n
6、umbers in circles shown on figures 1, 2, 4, 5, 6, 8, and 9 are the same as those shown in the “Item“ column of table I. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/21B 2 5. Enclosure. The enclosure shall be a 15-foot submersible typ
7、e. 6. Finish. The interior of the enclosure may be painted or left unpainted at the contractors option. 7. Weight. The weight of the connection box shall not exceed 21.0 pounds. 8. Lugs. The number of lugs shall not exceed 24 for twelve 2-conductor 23 thousand circular mils (MCM) cables or eight 3-c
8、onductor 23 MCM cables. QUALITY ASSURANCE: First article inspection and quality conformance inspection shall be as specified in MIL-DTL-24558. NOTES: 1. Drawing. The terminal box specified by this specification sheet was formerly covered on NAVSHIPS drawing no. 9000-S6202-74138. 2. Part or identifyi
9、ng number (PIN). The PIN to be used for terminal boxes acquired to this specification is created as follows: M 24558/21 - 476.1 Symbol number Specification sheet number General specification number Denotes military specification Provided by IHSNot for ResaleNo reproduction or networking permitted wi
10、thout license from IHS-,-,-MIL-DTL-24558/21B 3 TABLE I. Parts list. Item Description Qty Part number or specification Remarks 1 Enclosure assembly, brass with type A cover 1 MIL-E-24142/6 M24142/6-001 2 Identification plate 1 MIL-DTL-24558 Figure 6 3 Information plate 1 MIL-DTL-24558 Figure 6 4 Term
11、inal board base 1 Figure 4 MIL-I-24768/1 type GME 5 Mounting bracket 2 Figure 5 Brass 6 Barrier 5 Figure 6 MIL-I-24768/1 type GME 7 Terminal body 24 Figure 7 Copper ASTM B176 8 Terminal pressure screw assembly 24 9000-S6202-73055, pc 21 Brass 9 Terminal lug assembly 12 Figure 8 10 RDH machine screw
12、12-24 X 0.875 4 Commercial Brass 11 RDH machine screw 6-32 X 0.625 10 Commercial Brass 12 RDH machine screw 6-32 X 0.250 4 Commercial Brass 13 RDH machine screw 8-32 X 0.625 24 Commercial Brass 14 Alternate terminal body 24 9000-S6202-73055, pc 2 Brass 15 Alternate pressure screw assembly 24 9000-S6
13、202-73055, pc 22 Brass 16 Alternate terminal lug assembly 12 Figure 9 Brass Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/21B 4 FIGURE 1. Connection box assembly. Provided by IHSNot for ResaleNo reproduction or networking permitted wi
14、thout license from IHS-,-,-MIL-DTL-24558/21B 5 FIGURE 2. Location of terminal board mounting brackets. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/21B 6 FIGURE 3. Mounting dimensions. Provided by IHSNot for ResaleNo reproduction or
15、networking permitted without license from IHS-,-,-MIL-DTL-24558/21B 7 FIGURE 4. Terminal board base. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/21B 8 FIGURE 5. Mounting bracket. FIGURE 6. Barrier. Provided by IHSNot for ResaleNo re
16、production or networking permitted without license from IHS-,-,-MIL-DTL-24558/21B 9 FIGURE 7. Terminal body. FIGURE 8. Terminal lug assembly. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/21B 10 FIGURE 9. Alternate terminal lug assemb
17、ly. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24558/21B 11 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. Custodians
18、: Preparing Activity: Navy - SH DLA - GS DLA - GS4 (Project 5940-2011-048) 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 database at https:/assist.daps.dla.mil/. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
