MIL-B-18/250B
Inches
mm
Ltr
Min
Max
Min
Max
A
.562
.625
14.27
15.88
B
.450
.563
11.43
14.30
C
.250
.313
6.35
7.95
D
.562
.625
14.27
15.88
E
.255
.270
6.48
6.86
F
.056
.111
1.42
2.82
G
.219
.229
5.56
5.82
H
.323
.378
8.20
9.60
J
1.875
1.938
47.63
49.23
K
.437
.500
11.10
12.70
L
3.062
3.125
77.77
79.38
M
.875
1.001
22.23
25.43
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for general information only.
3. Four holes to fit .094 inch (2.38 mm) pins.
4. Socket inset contacts are not required.
5. Socket opening in a non metallic jacket shall coincide with outer edge of battery on side shown.
FIGURE 1. Battery dimensions - Continued.
REQUIREMENTS:
Dimensions, marking, and configuration: See figure 1.
Nominal voltage: 15.0 volts.
Usual number and type of cells: 10 "R" cells.
Usual cell connection: Series.
Terminals: 4-hole socket.
Weight (maximum): 6.0 ounces.
Capacity tests: When the battery is tested in accordance with the methods of examination and test of
this specification, the minimum capacity-test requirements shall be not less than the minimum time
specified for SLD or SLT.
2