Name: BATTERY,STORAGE
Brand: Hama
SKU: 31-620

31-620 ✓ Verified by PartsTable

Hama · 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

Approx. 4.000 beads, 2 large square pegboards No. 234, colour printed design sheet, instructions and ironing paper.<br><br>.

Key specifications include material: PLASTIC CASE, end_style: SPRING END,GROUND BOTH ENDS, plate_type: NEGATIVE OR POSITIVE, coil_quantity: 5-1/4, overall_width: 6.800 INCHES NOMINAL IN, terminal_type: TAPER POST. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-485-4351, 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

31-620

NSN: 5360-00-485-4351
FSC: 5360
CAGE: 61423 — KIDDE TECHNOLOGIES, INC DIV KIDDE AEROSPACE AND DEFENSE (USA)

SPECIFICATIONS

material	PLASTIC CASE
end_style	SPRING END,GROUND BOTH ENDS
plate_type	NEGATIVE OR POSITIVE
cell_quantity	6
coil_quantity	5-1/4
overall_width	6.800 INCHES NOMINAL IN
terminal_type	TAPER POST
overall_height	9.188 INCHES NOMINAL IN
overall_length	13.125 INCHES NOMINAL IN
inside_diameter	0.875 INCHES NOMINAL IN
case_design_type	SEALED
style_designator	CYLINDRICAL
NSN	5360-00-485-4351

COMPONENT DIAGRAM

KEY FEATURES

•

INSIDE DIAMETER: 0.875 INCHES NOMINAL IN

•

COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND

•

SPRING FREE LENGTH: 1.500 INCHES NOMINAL IN

•

END STYLE: SPRING END,GROUND BOTH ENDS

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

SPRING DEFLECTION RATE: 0.011 POUNDS PER INCH NOMINAL LBS

•

STYLE DESIGNATOR: CYLINDRICAL

•

COIL QUANTITY: 5-1/4

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)

INSIDE DIAMETER	0.875 INCHES NOMINAL IN
COIL HELIX DIRECTION	RIGHT-HAND OR LEFT-HAND
SPRING FREE LENGTH	1.500 INCHES NOMINAL IN
END STYLE	SPRING END,GROUND BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SPRING DEFLECTION RATE	0.011 POUNDS PER INCH NOMINAL LBS
STYLE DESIGNATOR	CYLINDRICAL
COIL QUANTITY	5-1/4
SPRING FREE OUTSIDE DIAMETER	1.125 INCHES NOMINAL IN
MATERIAL	STEEL COMP 302 OVERALL

VERIFIED SUBSTITUTES & CROSS-REFERENCES 3

931PMFInterchangeable

interchangeable cross-reference

interchangeable

BCI 31Interchangeable

interchangeable cross-reference

interchangeable

1HCHM31SInterchangeable

interchangeable cross-reference

interchangeable

LIFECYCLE

StatusACTIVE

AvailabilityOEM and secondary market

RoHS CompliantEAR99Not HAZMAT

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FREQUENTLY ASKED QUESTIONS

What is 31-620?

31-620 is a BATTERY,STORAGE manufactured by Hama.

What parts can replace 31-620?

There are 3 known substitutes for 31-620: 931PMF, BCI 31, 1HCHM31S. Substitute compatibility should be verified for your specific system.

What is the NSN for 31-620?

31-620 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-485-4351. This indicates validated use in U.S. government and defense supply chains.

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