MIL-PRF-81757/1E
TABLE I. Parameter requirements for cells (PINs M81757/1-2, M81757/1-4, and M81757/1-6).
CAPACITY
DIMENSIONS IN INCHES
TERMINAL POST
AMP HRS
PART OR
(SEE FIGURE 1)
(SEE FIGURE 1)
(MIN)
WEIGHT
IDENTIFYING
POUNDS
NUMBER
(MAX)
A
B
C
D
E
F
THREAD OTHER
(PIN)
THREAD
DEPTH THAN
+.015 +.015
INTERNAL
INCH
INITIAL
-.025 -.025 .010 .020
Ref
Max
NO
(MIN) (RATED) INITIAL
M81757/1-2
1.065 2.414
.395
6.525 6.280
6.388
8-32 UNC-3B
.466
10.0
12.5
1.30
M81757/1-4
1.070 3.175
.650
7.869 7.606
7.716
10-32 NF-3B
.500
20.0
25.0
2.30
M81757/1-6
1.375 3.130
.540
8.932 8.678
8.838
10-32 NF-3B
.500
30.0
37.5
3.40
FIGURE 2. Washers (PINs M81757/1-7A and M81757/1-7B).
TABLE II. Dimensions for washers (PINs M81757/1-7A and M81757/1-7B).
DIMENSIONS IN INCHES (SEE FIGURE 2)
PART OR
IDENTIFYING
E
D
C
B
A
NUMBER
.010
.030
.020
.010
.030
(PIN)
M81757/1-7A (Washer)
.500
.178
.161
.400
.062
M81757/1-7B (Washer)
.750
.203
.273
.600
.062
2
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