PartsTable
Technical Data Sheet
Download PDF

831971 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

831971: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include special_features: NHA: GEAR, COMBING PORT AND STARBOARD, end_item_identification: LCS 1 COMBAT SHIP. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-564-0454, 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
831971
NSN: 5331-01-564-0454
FSC: 5331 — O-ring
CAGE: SCY20 — RENK-MAAG GMBH (CHE)
SPECIFICATIONS
special_featuresNHA: GEAR, COMBING PORT AND STARBOARD
end_item_identificationLCS 1 COMBAT SHIP
NSN5331-01-564-0454
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 831971 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNHA: GEAR, COMBING PORT AND STARBOARD
END ITEM IDENTIFICATIONLCS 1 COMBAT SHIP
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 831971?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 831971?
831971 is a O-RING.
What is the NSN for 831971?
831971 is cataloged in the U.S. Government catalog under NSN 5331-01-564-0454. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 831971

✓ 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.