1、4 A MI L-B-81757/13A( AS) 24 April 1987 SUPERSEDING 28 February 1985 MIL-B-81757/13(AS) MILITARY SPECIFICATION SHEET BATTERY, STORAGE, AIRCRAFT, NICKEL-CADMIUM 24-VOLT, 30 AMPERE-HOUR This specification is approved for use by the Naval Air Systems Command, Department of the Navy, and is available fo
2、r use by all Departments and Agencies of the. Department of Defense. The complete requirements for acquiring the battery assembly described herein shall consist of this document and the latest issue of MIL-B-81757. 405 +.OIS MS3509-2QR-28 SEE 7 I II FIGURE 1. Battery assembly. P/N M81757/13-1 AMSC N
3、/A FSC 6140 DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited. Page 1 of 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-HOLD-DOWN HOOKS UNPAINTED I r4 4.192t.015 I i1 LI I 21 25 f ,025 3 *Oi5 I 1 I r6 STRIKES WCATED
4、AS SHOWN -6.605 MAX-d c I II I II 1 -8.600MAX FIGURE 2. Cover. PAD PROJECTIONS -WHEN COVER IS SECURED,ONE PROJECTION SHALL CONTACT EACH FILLER CAP AND SHALL HINDER RELEASE OF GASSES. I 1 .O35 MIN PAD MATERIAL: ELASTOMER FIGURE 3. Cover hold-down pad. Provided by IHSNot for ResaleNo reproduction or n
5、etworking permitted without license from IHS-,-,-MI L-B-81757/13A( AS) BATTERY TEMPERATURE SENSOR SEE REQ. 6 (38 REQUIRED) (se REQUIRED) M81757/1-78 WASHER(38 REWIRED) M81757/1-88 BELLEVILLE SPRING M81757/I-10 No.10-32 HEX SHEAR HEAD BOLT (2 REQUIRE1 M81757/1-78 WASHER (2 REQUIRED) e1757/1-e BELLEVI
6、LLE SPRING (2 REQUIRED) - /- e FIGURE 4. Cell arrangement. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-BL757/13A bL W 9997706 0094960 I - - MIL-B-81757/13A(AS) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11 12. 13. 14. 15. O REQUIREMENTS: The receptac
7、le terminal block shall be 0.866 + 0.015 from the centerline of the contact pins to the top surface of the-terminal block. receptacle shall be so located that the top of the terminal block and the The cell terminal contact surfaces are in the same plane. Receptacle terminal block shall be screw size
8、 10-32. Receptacle shall conform to MS3509-29 or -28. All dimensions are prior to epoxy coating. Method of mounting latches and strikes shall be optional. conform to Corbin Cabinet Lock Divi sion, American Hardware, Item Nuinber 15834 or Nielson Latch, Number C-833314-2-SS-302; or equivalent. Spacer
9、s shall be polyethylene sheet in accordance with ASTM-STD D4066-82, Composition A, Type I and Type III, minimum 0.015 inch thick, color natural. Latches and strikes shall not be epoxy coated. each end of the cover hold-down bar shall not be epoxy coated. A sensor (thermocouple or thermistor) , when
10、required, shall be located .as shown in Figure 4 for the purpose of monitoring battery temperature during testing to this specification. the approximate center of the cell containers widest outer surface (equidistant from the top and bottom arid from side to side). Battery potential shall be 24 volt
11、s (nominal) Maxiniuni battery weight shall be 80 por;nds (with electrolyte). The rated capacity at 1C rate shall be 30 A.H./1 Hr./8O0F/18.OV. Length and width of cover pad shall conforin to the inside dimensions of the cover. The length, width and thickness of cover pad projections shall provide suf
12、ficient pressure on the vented filler caps to hold the cells down during vi brat ion. Ttie quantity and location of cover projection pads shall be determined by the vented filler caps. Deviations from the basic configuration dimensions (14.578 x 6.500 nominal) shall be no lower than 2.06 inches from
13、 the base. Type M81757/1-10 shear head bolts shall he used to secure the cell inter- connecting straps for prevention of cell and receptacle removal. The cell connector straps shall be constructed of copper conforming to Federal Specification QQ-C-502 and plated in accordance with Federal Specificat
14、ion QQ-N-290, Class 1, Grade E. Thickness of the straps shal be 0.1250 - + .010. They shall The outer 0.875 inch on The sensor shall be positioned in 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-1757/13A 61 a 9999906 0094963 3 MI L-B-81757
15、/13A( AS) 16. The cell vented filler cap shall be in accordance with MIb-B-81757/2. 17. All cells within a battery shall be from the same production lot. O 18. The battery shall conform to MIL-5-81757 except as modified by the fol- 1 owing : 3.5.7 Cells. Delete. 3.5.7.1 Noun t i ngs . De 1 ete . 3.6
16、.5.2.1 Cell terminal marking. Delete last sentence. 3.6.5.2.2 Cell identification. Delete. 3.6.5.2.3 Battery identification. Each battery shall have its Marking shall be in identification marking silk screened with an epoxy overlay, or equal, that is impervious to 1.3 + 0.025 specific gravity KOH el
17、ectrolyte, in accordance with applicable-specification sheet. white print in accordance with MIL-M-13231. The marking shall show the following: Information Required Exampl e Battery, Storage Military Battery Part No. Repl aces ( include rep1 acement data from applicable battery specification sheet)
18、National Stock Number Vol tage (Nominal ) Maximum Weight Mi 1 i tary “C“ Rated Capacity Contract Number Date Code (see 3.6.5.2.5) Manufacturers Part Number Manufacturers Serial Number Warranty Expiration Date Battery, Storage Repl aces MS18045-75, Mi31 757/13-1 MS90321-75N NSN 61 40-01 -*-* 24 Volts
19、 Maximum Weight 80 Lbs (30 AH/1 Hr/8O0F/18. OV) Date Code * * * * 041 787 3.6.5.2.4 Battery caution and receptacle markings. These markings, in accordance with applicable specification sheet, shall be in white printing in accordance with MIL-M-13231. They shall be impervious to 1.3 - + 0.025 specifi
20、c gravity KOH electrolyte. They shall be located as shown on the applicable specification sheet and read as follows: . - 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI L-B-81757/13A( AS) Y I 4 RECEPTACLE I “ CAUTI ON I THE CELLS IN THIS BATTERY
21、 ARE NOT TO BE REMOVED. THIS BATTERY SHALL BE SERVICED ONLY IN AN AUTHORIZED NICKEL- CADMIUM BATTERY SHOP. 0.50 - + 0.03 Inch High Letters e 0.50 - + 0.03 Inch High Letters 0.375 - + 0.03 Inch High Letters 0.375 - + 0.03 Inch High Letters NOES : 1. All dimensions are in inches. 2. Supersession data:
22、 This specification sheet supersedes MS18045 and MS90321 part numbers as follows: Part Number Rep1 aces Part Number M81757/13-1 MS18045-75 (Battery) MS90321-7% (Ce1 1 ) Preparing Activity: Navy - AS (Project No. 6140-N645) 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
