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Technical Data Sheet
PartsTable / COMPONENT / 5123250
5123250 ✓ 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 part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-885-5731, 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
5123250
NSN: 5340-00-885-5731
FSC: 5340
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
Part Number5123250
NSN5340-00-885-5731
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5123250 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 20
0033040Upgraded Successor
successor cross-reference
successor
33040Upgraded Successor
successor cross-reference
successor
5229570Upgraded Successor
successor cross-reference
successor
50559Interchangeable
interchangeable cross-reference
interchangeable
88-18800Interchangeable
interchangeable cross-reference
interchangeable
AA51146B-1A16AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5123250?
5123250 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace 5123250?
There are 20 known substitutes for 5123250: 0033040, 33040, 5229570 and 17 more. Substitute compatibility should be verified for your specific system.
Is 5123250 still available?
5123250 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026