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99-373-0147 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

99-373-0147: O-RING.

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

Government catalog under NSN 5331-01-365-8124, 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
99-373-0147
NSN: 5331-01-365-8124
FSC: 5331 — O-ring
CAGE: 99995 — NATO STOCK NUMBER ASSIGNED BY ANOTHER NATION
SPECIFICATIONS
part_name_assigned_by_controlling_agencyO-RING
NSN5331-01-365-8124
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 99-373-0147 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
PART NAME ASSIGNED BY CONTROLLING AGENCYO-RING
SUBSTITUTES & CROSS-REFERENCES 3
AS3209-250Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
SAE-AMS7276Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
AS43013-250Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 99-373-0147?
99-373-0147 is a O-RING.
What parts can replace 99-373-0147?
There are 3 known substitutes for 99-373-0147: AS3209-250, SAE-AMS7276, AS43013-250. Substitute compatibility should be verified for your specific system.
What is the NSN for 99-373-0147?
99-373-0147 is cataloged in the U.S. Government catalog under NSN 5331-01-365-8124. This indicates validated use in U.S. government and defense supply chains.
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