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Technical Data Sheet
PartsTable / COMPONENT / 306820
306820 ✓ 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 5340-01-325-2599, 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
306820
NSN: 5340-01-325-2599
FSC: 5340
CAGE: 14892 — BENDIX CORP THE BRAKE AND STEERING DIV (USA)
SPECIFICATIONS
Part Number306820
NSN5340-01-325-2599
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 306820 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
KEY FEATURES
•
FSC APPLICATION DATA: TRAILER,WATER,DEMINERALIZING
TECHNICAL CHARACTERISTICS (FLIS)
FSC APPLICATION DATATRAILER,WATER,DEMINERALIZING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
A14197Upgraded Successor
successor cross-reference
successor
89259Upgraded Successor
successor cross-reference
successor
23969Upgraded Successor
successor cross-reference
successor
6515NCM116312Upgraded Successor
successor cross-reference
successor
XS04624Upgraded Successor
successor cross-reference
successor
BPC0-26114Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 306820?
306820 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace 306820?
There are 11 known substitutes for 306820: A14197, 89259, 23969 and 8 more. Substitute compatibility should be verified for your specific system.
Is 306820 still available?
306820 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