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403271 — BATTERY,NONRECHARGEABLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

403271: BATTERY,NONRECHARGEABLE.

The BATTERY,NONRECHARGEABLE 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 shape: ANY ACCEPTABLE, corner_shape: SQUARE ALL CORNERS, overall_height: 1.980 INCHES NOMINAL IN, overall_diameter: 0.615 INCHES NOMINAL IN, special_features: USED ON AIRCRAFT MODEL A-7D, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-135-5769, 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
403271
NSN: 5330-00-135-5769
NIINs: 001355769, 010841609, 012027727, 012063164, 012300858
FSC: 5330 — Packing and Gasket Materials
CAGE: 70628 — ARROWHEAD PRODUCTS CORP (USA)
SPECIFICATIONS
shapeANY ACCEPTABLE
corner_shapeSQUARE ALL CORNERS
overall_height1.980 INCHES NOMINAL IN
overall_diameter0.615 INCHES NOMINAL IN
special_featuresUSED ON AIRCRAFT MODEL A-7D
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
voltage_in_volts1.25
NSN5330-00-135-5769
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 403271 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
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
SPECIAL FEATURESUSED ON AIRCRAFT MODEL A-7D
SUBSTITUTES & CROSS-REFERENCES 1
216-56403-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementDemilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 403271?
403271 is a BATTERY,NONRECHARGEABLE.
What parts can replace 403271?
There is 1 known substitute for 403271: 216-56403-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 403271?
403271 is cataloged in the U.S. Government catalog under NSN 5330-00-135-5769. 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.