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8527350 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8527350: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: HELICOPTER, AGUSTA. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-531-2071, 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
8527350
NSN: 5331-00-531-2071
NIINs: 005312071, 014828637
FSC: 5331 — O-ring
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
end_item_identificationHELICOPTER, AGUSTA
NSN5331-00-531-2071
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8527350 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
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 250 MAXIMUM
•
CENTER HOLE DIAMETER: 0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE250 MAXIMUM
CENTER HOLE DIAMETER0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 8
NAS617-12Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AS568-912MIL-R- 7362 TY 1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
S8057K151Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
S8316K12Reference document
Same NSN cross-reference
Reference document — Secondary reference
3-912 N4771-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
BACG10U12Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8527350?
8527350 is a O-RING.
What parts can replace 8527350?
There are 8 known substitutes for 8527350: NAS617-12, AS568-912MIL-R- 7362 TY 1, S8057K151 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8527350?
8527350 is cataloged in the U.S. Government catalog under NSN 5331-00-531-2071. 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.