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287-1143P31 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

287-1143P31: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include temp_rating: 350.0 FAHRENHEIT DEGF, operating_medium: OIL, outside_diameter: 0.895 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 0.669 INCHES MINIMUM AND 0.679 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-482-8741, 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
287-1143P31
NSN: 5330-00-482-8741
FSC: 5330 — Packing and Gasket Materials
CAGE: 3B150 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)
SPECIFICATIONS
temp_rating350.0 FAHRENHEIT DEGF
operating_mediumOIL
outside_diameter0.895 INCHES MAXIMUM IN
style_designatorCIRCULAR
aperture_diameter0.669 INCHES MINIMUM AND 0.679 INCHES MAXIMUM IN
NSN5330-00-482-8741
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 287-1143P31 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
•
TEMP RATING: 350.0 FAHRENHEIT DEGF
•
OPERATING MEDIUM: OIL
•
STYLE DESIGNATOR: CIRCULAR
•
OUTSIDE DIAMETER: 0.895 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 0.669 INCHES MINIMUM AND 0.679 INCHES MAXIMUM IN
•
COLOR: BLACK
TECHNICAL CHARACTERISTICS
TEMP RATING350.0 FAHRENHEIT DEGF
OPERATING MEDIUMOIL
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER0.895 INCHES MAXIMUM IN
APERTURE DIAMETER0.669 INCHES MINIMUM AND 0.679 INCHES MAXIMUM IN
COLORBLACK
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 287-1143P31?
287-1143P31 is a GASKET.
What is the NSN for 287-1143P31?
287-1143P31 is cataloged in the U.S. Government catalog under NSN 5330-00-482-8741. 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.