MIL-SPEC · Electronic Components
AA55439-2-4D-925-D
Battery, Storage
Part NumberAA55439-2-4D-925-D
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN6140-01-203-4912 (NSN)
Federal Item NameBATTERY,STORAGE
Federal Supply Class6140 — Batteries, Rechargeable
Ampere Hour Capacity172.00
Battery ElectrolyteACID
Overall Length20.750 INCHES NOMINAL
Overall Width8.740 INCHES NOMINAL
Overall Height10.870 INCHES NOMINAL
Terminal TypeTAPER POST
Time Capacity In Hours20.00
Case Design TypeFILLING PLUG OPENINGS
Plate TypeNEGATIVE AND POSITIVE
Voltage In Volts12.0
Cell Quantity6
Cancelled NSN6140-00-250-1981 (cancelled)
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is AA55439-2-4D-925-D available?
We can source AA55439-2-4D-925-D even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is AA55439-2-4D-925-D by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AA55439-2-4D-925-D has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like AA55439-2-4D-925-D?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for AA55439-2-4D-925-D?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.