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638272-002 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

638272-002: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include special_features: SUPPORT PRE-PROVISIONED ITEM FOR NAVICP PHIL IS POE, end_item_identification: CONTRACTOR SUPPORTED E-NSN ISIL, criticality_code_justification: AGAV, part_name_assigned_by_controlling_agency: INAVY O-RING,VALVE. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-516-4372, 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
638272-002
NSN: 5331-01-516-4372
FSC: 5331 — O-ring
CAGE: 3U331 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
special_featuresSUPPORT PRE-PROVISIONED ITEM FOR NAVICP PHIL IS POE
end_item_identificationCONTRACTOR SUPPORTED E-NSN ISIL
criticality_code_justificationAGAV
part_name_assigned_by_controlling_agencyINAVY O-RING,VALVE
NSN5331-01-516-4372
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 638272-002 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
•
CRITICALITY CODE JUSTIFICATION: AGAV
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONAGAV
SPECIAL FEATURESSUPPORT PRE-PROVISIONED ITEM FOR NAVICP PHIL IS POE
PART NAME ASSIGNED BY CONTROLLING AGENCYINAVY O-RING,VALVE
END ITEM IDENTIFICATIONCONTRACTOR SUPPORTED E-NSN ISIL
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 1
6386272-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 638272-002?
638272-002 is a O-RING.
What parts can replace 638272-002?
There is 1 known substitute for 638272-002: 6386272-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 638272-002?
638272-002 is cataloged in the U.S. Government catalog under NSN 5331-01-516-4372. This indicates validated use in U.S. government and defense supply chains.
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