1、 MIL-B-18/10E 1 March 2011 SUPERSEDING MIL-B-18/10D 21 May 1985 MILITARY SPECIFICATION SHEET BATTERY, DRY, BA-31 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 spec
2、ification sheet and MIL-B-18. FIGURE 1. Interface and physical dimensions. AMSC N/A FSC 6135 INACTIVE FOR NEW DESIGN AFTER 22 JULY 1998 INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-18/10E 2 Ltr Inches mm Min Max Min Max A .406 .53
3、2 10.32 13.51 B 1.906 2.032 48.41 51.61 C 2.344 2.532 59.54 64.31 D .343 .469 8.71 11.91 E .750 .874 19.05 22.20 F 2.625 2.751 66.68 69.88 G - 3.156 - 80.16 NOTES: 1. All dimensions shown on figure are in inches. 2. Metric equivalents specified in table are for general information only. 3. Diagonal
4、or round corners are optional. 4. Voltage and polarity markings may be placed either on the top or front face of the battery. 5. Unless otherwise specified, tolerance is .062 inch. 6. Provide insulated knurled nuts for brass inserts. FIGURE 1. Interface and physical dimensions - Continued. REQUIREME
5、NTS: Interface and physical dimensions: See figure 1. Nominal voltage: 4.5 volts. Usual number and type of cells: 3 “B“ cells. Usual cell connection: Series Terminals: Stud and nut. Weight (maximum): 6 ounces. Capacity tests: When the battery is tested in accordance with the methods of examination a
6、nd test of this specification, the minimum capacity-test requirements shall be not less than the minimum time specified for SLD or SLT. First article inspection: Visual and mechanical (external). Battery voltage. Vibration test. Mechanical-shock test in accordance with MIL-STD-202, method 213, test
7、condition I. Insulation resistance test in accordance with MIL-STD-202, method 302, test condition B, tolerance 20 volts. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-18/10E 3 Capacity, D (without storage). Jacket integrity test. Conformance
8、 inspection. Visual and mechanical (external) Battery voltage. Insulation-resistance test in accordance with MIL-STD-202, method 302, test condition B, tolerance 20 volts. Vibration test. Mechanical-shock test in accordance with MIL-STD-202, method 213, test condition I. Jacket integrity test. Elect
9、rode leakage. Capacity, D and T. Methods of examination and test: Capacity tests: See requirements for capacity specified herein. Storage: Test Period D 12 months T 90 days Open-circuit voltage: After completion of storage for D test specified, the open circuit voltage shall be not less than 4.35 vo
10、lts when measured at ambient storage conditions. Discharge: The battery shall be discharged through 20 ohms for 4 minutes per hour, 10 hours a day, 5 days per week. This cycle shall be repeated continuously to a test-end voltage of 2.8 volts. Closed circuit voltage: Use TS-183( )/U test per special
11、marking or, with minimum permissible voltage as specified for TS-183 ( )/U, use a load resistant value of 19.95 ohms. Special marking on each unit package: TO TEST THIS BATTERY WITH TS-183 ( )/U: USE JACK NO MINIMUM PERMISSIBLE VOLTAGE 7 3,84 Unless expressly authorized, this test information shall
12、apply to Army and Air Force applications only. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-18/10E 4 Part or Identifying Number (PIN): BA-31, see 1.2 of MIL-B-18. Referenced documents. In addition to MIL-B-18, this document references MIL-ST
13、D-202. 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 whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned t
14、o evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Custodians: Preparing activity: Army - CR DLA - CC Navy - SH DLA - CC (Project 6135-2010-008) Review activities: Army - CR4, MI Navy - MC NOTE:
15、 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.daps.dla.mil/. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
