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27RD0143403A057 — 27RD0143403A057

✓ Government record, cited
GREENE TWEED & CO INC · ORING SEAL
PRODUCT OVERVIEW

27RD0143403A057: 27RD0143403A057.

The 27RD0143403A057 is a GREENE TWEED & CO INC industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-539-6287, 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
27RD0143403A057
NSN: 5331-01-539-6287
FSC: 5331 — O-ring
CAGE: 5F573 — GREENE TWEED & CO INC (USA)
SPECIFICATIONS
Part Number27RD0143403A057
ManufacturerGREENE TWEED & CO INC
NSN5331-01-539-6287
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 27RD0143403A057 MFR: GREENE TWEED & CO INC ⚠ 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: -430.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.125 INCHES NOMINAL IN
•
HARDNESS RATING: 60.0 SHORE DUROMETER D NOMINAL
•
CENTER HOLE DIAMETER: 1.434 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE
TECHNICAL CHARACTERISTICS
TEMP RATING-430.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.125 INCHES NOMINAL IN
HARDNESS RATING60.0 SHORE DUROMETER D NOMINAL
CENTER HOLE DIAMETER1.434 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYINAVY) THERMOPLASTIC BEARING
END ITEM IDENTIFICATIONEA-6B AIRCRAFT
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 27RD0143403A057?
27RD0143403A057 is a 27RD0143403A057 manufactured by GREENE TWEED & CO INC.
What is the NSN for 27RD0143403A057?
27RD0143403A057 is cataloged in the U.S. Government catalog under NSN 5331-01-539-6287. 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.