PartsTable
Technical Data Sheet
40083681 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The O-RING is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-196-6553, 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
40083681
NSN: 5331-01-196-6553
FSC: 5331 — O-RING
CAGE: KCUC6 — MINISTRY OF DEFENCE, FUTURE AIRCRAFT CARRIER IPT (CVF IPT) (GBR)
SPECIFICATIONS
Part Number40083681
NSN5331-01-196-6553
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 40083681 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
73684Interchangeable
interchangeable cross-reference
interchangeable
9964Interchangeable
interchangeable cross-reference
interchangeable
5SE00389-16Interchangeable
interchangeable cross-reference
interchangeable
73683Interchangeable
interchangeable cross-reference
interchangeable
NL1188-1Interchangeable
interchangeable cross-reference
interchangeable
Y325-16Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40083681?
40083681 is a O-RING.
What parts can replace 40083681?
There are 6 known substitutes for 40083681: 73684, 9964, 5SE00389-16 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40083681?
40083681 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-196-6553. This indicates validated use in U.S. government and defense supply chains.
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