TM 11-6140-203-14-3
Figure 2-8. Battery, Storage BB-651/U, Exploded View
2-10. Weight and Dimensions of BB-651/U
Battery, Storage BB-651/U (NSN 6140-01-037-7344) weighs approximately 12 pounds. The battery is 4 3/4
inches high, 4 1/8 inches wide, and 13 inches deep. Refer to figure 2-8 for BB651/U parts location.
2-11. Physical Characteristics of BB-547/UMonoblock Cell
The overall dimensions of the five cell monoblock (NSN 6140-01-037-7343) are 3 11/16 inches high, 2 1/2
inches wide, and 3 9/16 inches deep. Refer to figure 2-8 for monoblock parts location and cell layout for the
BB-651/U.
SECTION VI. BATTERY, STORAGE BB-672/U
2-12. Tabulated Data For BB-672/U
Storage:
Type ................................ Nickel- cadmium(vented)
Duation...................... Unlimited, regardless of state of
Number of cells .............. 5 BB671/U.
charge
Type of cell...................... Potassium hydroxide (KOH), 31
Temperature.............. -65 F. (-53.9 C.) to 165 F.
percent (by weight) in distilled
(73.9 C.).
water.
Atmosphere c pressure.....Sea level . to 50,000 . feet (3.4
inches of mercury 0.1).
Operating range:
Electric Data:
Temperature ............. -40 F. (-40C.) to 125 F.
Rating ....................... 4.7ampere-hours.
(51.7 C.).
Current at rated load (0.94
Atmospheric Pressure Sea level to 10,000 feet(20.6
ampere):
inches of mercury 0.1).
Temperatures between
2-8
