MIL-PRF-81757/1E
TABLE IV. Qualification inspection of components and materials. For "Metal parts," add
the salt fog test (3.10.19 and 4.5.19) and the head breakaway torque test for M81757/1-9 and
M81757/1-10 terminal screws (3.7.11.9 and 4.5.31).
TABLE IX. Battery and cell supersession data. Delete the title and contents and substitute
the following table:
TABLE IX. M81757/1-2, M81757/1-4, and M81757/1-6 supersession data (see notes).
Superseded PINs (cells)
Superseding PIN (cell)
M81757/1-2
BB-599
MS27307-1
MS27307-4
MS90321-66
MS90321-72
M81757/1-1
M81757/1-4
MS27307-2
MS27307-5
MS90321-68
MS90321-74
MS90321-77
MS90321-78
M81757/1-3
M81757/1-6
MS27307-3
MS27307-6
MS90321-69
MS90321-75
M81757/1-5
NOTES:
1. When purchasing for use by military departments that use only limited-repair nickel-
cadmium batteries, a MIL-PRF-81757 battery shall be substituted in accordance with the
following for each quantity of 19 or fewer cells.
M81757/1-2 cell
-
Substitute battery M81757/7-3 or
M81757/1-4 cell
-
Substitute battery M81757/8-5, M81757/11-3,
whichever is the correct design for the application.
M81757/1-6 cell
-
Substitute battery M81757/9-3 or M81757/13-1, whichever
is the correct design for the application.
2. All variations of each MS90321 cell are included; for example, -66, -66W, and -66R.
7
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