MIL-PRF-81757/17 — Technical Data Sheet

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— · COMPONENT

WHAT YOU NEED TO KNOW

Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel

Confirm exact part number — similar PNs may be different parts

PRODUCT OVERVIEW

The BATTERY,STORAGE is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include cell_quantity: 19, voltage_in_volts: 24.0, battery_electrolyte: POTASSIUM HYDROXIDE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6140-01-385-4191, 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

MIL-PRF-81757/17

NSN: 6140-01-385-4191
FSC: 6140
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

cell_quantity	19
voltage_in_volts	24.0
terminal_quantity	1
battery_electrolyte	POTASSIUM HYDROXIDE
NSN	6140-01-385-4191

COMPONENT DIAGRAM

KEY FEATURES

•

TERMINAL QUANTITY: 1

•

BATTERY ELECTROLYTE: POTASSIUM HYDROXIDE

•

CELL QUANTITY: 19

•

VOLTAGE IN VOLTS: 24.0

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

TECHNICAL CHARACTERISTICS (FLIS)

TERMINAL QUANTITY	1
BATTERY ELECTROLYTE	POTASSIUM HYDROXIDE
CELL QUANTITY	19
VOLTAGE IN VOLTS	24.0

VERIFIED SUBSTITUTES & CROSS-REFERENCES 24

MIL-B-8565Upgraded Successor

successor cross-reference

successor

27177-001Upgraded Successor

successor cross-reference

successor

MS17334-2Upgraded Successor

successor cross-reference

successor

MS18045-42Upgraded Successor

successor cross-reference

successor

D8565/3-3Upgraded Successor

successor cross-reference

successor

MIL-PRF-8565Upgraded Successor

successor cross-reference

successor

LIFECYCLE

StatusCANCELLED

Availability—

RoHS CompliantEAR99Not HAZMAT

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FREQUENTLY ASKED QUESTIONS

What is MIL-PRF-81757/17?

MIL-PRF-81757/17 is a BATTERY,STORAGE.

What parts can replace MIL-PRF-81757/17?

There are 24 known substitutes for MIL-PRF-81757/17: MIL-B-8565, 27177-001, MS17334-2 and 21 more. Substitute compatibility should be verified for your specific system.

Is MIL-PRF-81757/17 still available?

MIL-PRF-81757/17 is currently cancelled.

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