31-MHD — BATTERY,STORAGE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

31-MHD: BATTERY,STORAGE.

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 terminal_type: POST, overall_height: 9.375 INCHES NOMINAL IN, overall_length: 13.000 INCHES NOMINAL IN, case_design_type: SEALED, special_features: BATTERY,STORAGE., voltage_in_volts: 12.0. This part is cataloged in the U.S.

Government catalog under NSN 6140-01-514-6554, 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

31-MHD

NSN: 6140-01-514-6554
FSC: 6140 — Batteries, Rechargeable
CAGE: 3VTT3 — INTERSTATE BATTERY CO (USA)

SPECIFICATIONS

terminal_type	POST
overall_height	9.375 INCHES NOMINAL IN
overall_length	13.000 INCHES NOMINAL IN
case_design_type	SEALED
special_features	BATTERY,STORAGE.
voltage_in_volts	12.0
overall_thickness	6.750 INCHES NOMINAL IN
terminal_location	TOP
terminal_quantity	2
ampere_hour_capacity	950.00
end_item_identification	RQ-4A A
ventilation_design_type	VENTING ACCOMPLISHED THRU DESIGN
NSN	6140-01-514-6554

COMPONENT DIAGRAM

KEY FEATURES

•

TERMINAL QUANTITY: 2

•

TERMINAL TYPE: POST

•

OVERALL THICKNESS: 6.750 INCHES NOMINAL IN

•

VOLTAGE IN VOLTS: 12.0

•

TERMINAL LOCATION: TOP

•

VENTILATION DESIGN TYPE: VENTING ACCOMPLISHED THRU DESIGN

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

OVERALL HEIGHT	9.375 INCHES NOMINAL IN
TERMINAL QUANTITY	2
TERMINAL TYPE	POST
OVERALL THICKNESS	6.750 INCHES NOMINAL IN
VOLTAGE IN VOLTS	12.0
OVERALL LENGTH	13.000 INCHES NOMINAL IN
TERMINAL LOCATION	TOP
VENTILATION DESIGN TYPE	VENTING ACCOMPLISHED THRU DESIGN
CASE DESIGN TYPE	SEALED
SPECIAL FEATURES	BATTERY,STORAGE.

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 1

6140PL1874085Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

HAZMAT per U.S. Government catalogShelf-life managedAcquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 31-MHD?

31-MHD is a BATTERY,STORAGE.

What parts can replace 31-MHD?

There is 1 known substitute for 31-MHD: 6140PL1874085. Substitute compatibility should be verified for your specific system.

What is the NSN for 31-MHD?

31-MHD is cataloged in the U.S. Government catalog under NSN 6140-01-514-6554. This indicates validated use in U.S. government and defense supply chains.

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31-MHD — BATTERY,STORAGE

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