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Technical Data Sheet
N29374 ✓ 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

SEAT,HELICAL COMPRESSION SPRING. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-280-7952, 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
N29374
NSN: 5340-01-280-7952
FSC: 5340
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
Part NumberN29374
NSN5340-01-280-7952
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: N29374 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 7
293.74Upgraded Successor
successor cross-reference
successor
53161Interchangeable
interchangeable cross-reference
interchangeable
110 61/64Interchangeable
interchangeable cross-reference
interchangeable
C12245Interchangeable
interchangeable cross-reference
interchangeable
29374Interchangeable
interchangeable cross-reference
interchangeable
10132951Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N29374?
N29374 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace N29374?
There are 7 known substitutes for N29374: 293.74, 53161, 110 61/64 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N29374?
N29374 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-280-7952. This indicates validated use in U.S. government and defense supply chains.
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