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635277 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

635277: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include special_features: BACKUP RING AS PART OF A MASK MOUNTED REGULATOR ASSEMBLY, end_item_identification: P/N F-CM10401-1M111-1 SCBA ONBOARD 420 FT WAGB COAST GUARD VESSELS FT. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-492-5636, 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
635277
NSN: 5331-01-492-5636
FSC: 5331 — O-ring
CAGE: 55799 — MINE SAFETY APPLIANCES COMPANY (USA)
SPECIFICATIONS
special_featuresBACKUP RING AS PART OF A MASK MOUNTED REGULATOR ASSEMBLY
end_item_identificationP/N F-CM10401-1M111-1 SCBA ONBOARD 420 FT WAGB COAST GUARD VESSELS FT
NSN5331-01-492-5636
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 635277 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 FEATURESBACKUP RING AS PART OF A MASK MOUNTED REGULATOR ASSEMBLY
END ITEM IDENTIFICATIONP/N F-CM10401-1M111-1 SCBA ONBOARD 420 FT WAGB COAST GUARD VESSELS FT
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
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 635277?
635277 is a O-RING.
What is the NSN for 635277?
635277 is cataloged in the U.S. Government catalog under NSN 5331-01-492-5636. This indicates validated use in U.S. government and defense supply chains.
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