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QK641AA — BATTERY,STORAGE

✓ Government record, cited
HPE · COMPONENT
PRODUCT OVERVIEW

QK641AA: BATTERY,STORAGE.

The HP Long Life Battery helps you be productive longer than with standard solutions, and has up to a three-year life span backed by its three-year warranty, an industry first, which helps lower your cost of ownership. This part is cataloged in the U.S. Government catalog under NSN 6140-01-641-9190, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
QK641AA
NSN: 6140-01-641-9190
FSC: 6140 — Batteries, Rechargeable
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
Part NumberQK641AA
ManufacturerHPE
NSN6140-01-641-9190
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COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: HPE BATTERY,STORAGE TITLE COMPONENT PN QK641AA MFR HPE BATTERY,STORAGE
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
OTHER ITEMS IN FSC 6140 — Batteries, Rechargeable
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6140-00-000-5725 6140-00-001-1544 6140-00-001-4187 6140-00-001-5391 6140-00-001-5392 6140-00-003-0528 6140-00-003-5310 6140-00-003-7222
SUBSTITUTES & CROSS-REFERENCES 2
40087327Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
99236960Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
Manufacturer release date (catalog record)2011-05-01
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is QK641AA?
QK641AA is a BATTERY,STORAGE manufactured by HPE.
What parts can replace QK641AA?
There are 2 known substitutes for QK641AA: 40087327, 99236960. Substitute compatibility should be verified for your specific system.
What is the NSN for QK641AA?
QK641AA is cataloged in the U.S. Government catalog under NSN 6140-01-641-9190. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.