MIL-PRF-49450B(CR)
3.4.8 Shipping condition of cells. All cells whether shipped in 19 cell packs or within
the batteries shall be delivered complete with electrolyte to proper level and completely
discharged, but fully formed. During shipment, a shorting plug or spring shall be connected to
the battery's main power receptacle or to the cell's terminals (if shipped separately).
3.4.8.1 Cell electrolyte level. Each cell shall have the electrolyte level adjusted so that
after a full charge and a 2 hour stand, the level shall be 1/8 to 1/4 inches above the baffle.
3.5 Color and marking.
3.5.1. Color. The batteries, cells and components shall conform to the requirements in
the applicable specification sheets.
3.5.2 Marking. Each battery or cell shall have its identification marking as specified in
the following paragraphs and the applicable specification sheets. All markings and
identifications shall be permanent and shall be resistant to 1.300 ± 0.025 specific gravity KOH
electrolyte. Clear and legible lettering and a method of marking to withstand the operating
environment shall be used. A unique serial number is required on each nomenclatured item. The
numbers shall be consecutively assigned.
3.5.2.1 Cell Marking.
3.5.2.1.1 Cell terminal marking. Positive terminal markings shall be impressed or
embossed with a (+). Negative terminal markings shall be impressed or embossed with a (-).
The polarity marking shall be as close as possible to the terminals on the cover of the cell. The
positive half of the cell cover shall be permanently marked red. Minimum width of the red band
shall be no less than 0.5 inch.
3.5.2.1.2 Cell identification. Each cell shall have the following information printed in
black, 1/8-inch lettering:
Battery, Rechargeable (Cell)
*(NSN).
Part of BB-xxx/*(AH)/1HR
*(CONTRACT NO.)
*(MANUFACTURER PART NO.)
*FILL IN THE APPLICABLE INFORMATION
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