PartsTable
Technical Data Sheet
Q4429-366Y ✓ 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 5331-01-377-7313, 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
Q4429-366Y
NSN: 5331-01-377-7313
FSC: 5331 — O-RING
CAGE: 07322 — MINNESOTA RUBBER CO (USA)
SPECIFICATIONS
Part NumberQ4429-366Y
NSN5331-01-377-7313
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: Q4429-366Y 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 15
1110Interchangeable
interchangeable cross-reference
interchangeable
MS17161-82Interchangeable
interchangeable cross-reference
interchangeable
G29Interchangeable
interchangeable cross-reference
interchangeable
4429Interchangeable
interchangeable cross-reference
interchangeable
54230032-1Interchangeable
interchangeable cross-reference
interchangeable
MILC5015Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Q4429-366Y?
Q4429-366Y is a O-RING.
What parts can replace Q4429-366Y?
There are 15 known substitutes for Q4429-366Y: 1110, MS17161-82, G29 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for Q4429-366Y?
Q4429-366Y is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-377-7313. This indicates validated use in U.S. government and defense supply chains.
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