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B181-9-3-9 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

B181-9-3-9: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-00-946-7099, 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
B181-9-3-9
NSN: 5331-00-946-7099
FSC: 5331 — O-ring
CAGE: 83259 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV COMPOSITE SEALING SYSTEMS DIVISION (USA)
SPECIFICATIONS
Part NumberB181-9-3-9
NSN5331-00-946-7099
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B181-9-3-9 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
SUBSTITUTES & CROSS-REFERENCES 9
Z00.N7423067808Reference document
Same NSN cross-reference
Reference document — Secondary reference
441-0481-9080Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
NAS1602-908Reference document
Same NSN cross-reference
Reference document — Secondary reference
5331009467099Reference document
Same NSN cross-reference
Reference document — Informative reference only
NAS1613Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
3-908-E515-80Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B181-9-3-9?
B181-9-3-9 is a O-RING.
What parts can replace B181-9-3-9?
There are 9 known substitutes for B181-9-3-9: Z00.N7423067808, 441-0481-9080, NAS1602-908 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B181-9-3-9?
B181-9-3-9 is cataloged in the U.S. Government catalog under NSN 5331-00-946-7099. This indicates validated use in U.S. government and defense supply chains.
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