TM 11-6140-203-14-4&P
Legend for figure 2-3:
2-2. Weight and Dimensions of BB-693A/U and BB-
1. Heater assembly (side. one piece)
693/U
2. Cover assembly
3. Cover gasket
Battery, Storage BB-693A/U (NSN 6140-01-072-3123)
4. Battery terminal link
which contains polypropylene separated
cells and
5. Battery terminal link
Battery BB-693/U (NSN 6140-00-852-2979) weigh
6. Battery terminal link
approximately 83 pounds. The battery is 10 1/4 inches
7. Terminal link (p/o cable assembly (15))
high, 12 inches wide, and 11 1/4 inches deep. Refer to
8. Hexagonal head stud
9. Flat washer inches
manufactured by Marathone (Sonotone) Battery
10. Belleville washer for
Corporation and figure 2-2 for parts location for the BB-
11. Cell
693A/U manufactured by General Electric and figure 2-3
12. Vent cap assembly ( p/o cell11))
for parts location for the BB-693A/U manufactured by
13. O-ring (p/o vent cap assembly (12))
SAFT.
14. Splice
15. Cable assembly
Battery
Cell
16. Connector receptacle J1
Designation
17. Connector gasket
BB-693A/U INSN 6140-01-072-3123) BB-600A/A
18. Vent cap wrench
BB-693/U (NSN 6140-00-862-2979) 18191-14
20. Connector receptacle J3
43B034AC05G5
21. Connector gasket
22. Binder head screw
The cells used in the BB-693A/U are the longer lasting
23. Lockwasher
polypropylene separator BB-600A/A; which is also used
24. Thermostat assembly
in the BB-433A/A aircraft battery. Only these cells have
25. Valve assembly ( automatic)
been designed to meet the BB-693A/U requirements as
26. Bottom heater the
well as those of aircraft. All 19 cellophane separator
27. Case assembly air
cells in a BB-693/U battery can be replaced with
28. O-ring
polypropylene separator BB-600A/A cells. The battery
29. Connector receptacle, electrical J2
should then be redesignated BB-693A/U. However, all
30. Oval head screw
19 cells in the battery must have the same stock number
31. Countersunk tooth lockwasher
and manufacturers part number.
32. Protective cap as
33. Protective cap
2-3. Characteristics of Cells in BB-693A(U and BB-
34. Spring
693/U
35. Dust cap
36. Large side shim 2)
The cells used in the BB-693 are 9 13/32 inches high, 3
37. Bottom shim
9/64 inches wide, and 1 25/64 inches deep. Each cell
38. Side shims (up to 10 reg.)
weighs approximately 3 1/2 pounds. However, there are
39. Vent cap wrench
differences between the cells. Cells from different
40. Manual Vent Valve (2) inches
manufacturers or which have different stock numbers
must never be mixed in the same battery. Only the
following NSN should be procured for use in the BB-
693A/U: 6140-00-881-6887, BB-600A/A.
2-9
