MIL-B-18/91E
First article inspection in accordance with MIL-B-18:
Visual and mechanical (external).
Battery voltage.
Vibration test.
Mechanical-shock test in accordance with MIL-STD-202, method 213, test condition I.
Insulation resistance test in accordance with MIL-STD-202, method 302, test condition B,
tolerance ±20 volts.
Capacity, D (without storage).
Jacket integrity test.
Conformance inspection in accordance with MIL-B-18:
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.
Electrode leakage.
Capacity, D and T.
Method of examination and test:
Capacity tests: See requirements for capacity specified herein.
Storage:
Test
Period
D
12 months
T
90 days
Discharge:
The battery shall be discharged through 1,300 ohms for 2 minutes, then through 3,300
ohms for 18 minutes for a period of 4 hours, then on open circuit for 20 hours. This
cycle shall be repeated 5 days per week continuously to a test-end voltage of 16.5
volts.
Closed circuit voltage:
Use TS-183 ( )/U test per special marking or, with minimum permissible
voltage as specified for TS-183 ( )/U, use a load resistance value of 845.4
ohms.
Special marking on each unit package:
TO TEST THIS BATTERY WITH TS-183 ( )/U:
USE JACK NO.
MINIMUM PERMISSIBLE VOLTAGE
14
20.7
Unless expressly authorized, this test information shall
apply to Army and Air Force applications only.
Part or Identifying Number (PIN): BA-413/U, see 1.2 of MIL-B-18.
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