PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 946.31.05.704
946.31.05.704 ✓ 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 946.31.05.704 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-128-2989, 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
946.31.05.704
NSN: 5340-01-128-2989
FSC: 5340
CAGE: S4080 — PILATUS AIRCRAFT LTD (CHE)
SPECIFICATIONS
Part Number946.31.05.704
NSN5340-01-128-2989
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 946.31.05.704 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 21
094406-0000Upgraded Successor
successor cross-reference
successor
57A5A182-5Upgraded Successor
successor cross-reference
successor
NAS1397-P5NUpgraded Successor
successor cross-reference
successor
5001875700Interchangeable
interchangeable cross-reference
interchangeable
99024231Interchangeable
interchangeable cross-reference
interchangeable
900129-04Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 946.31.05.704?
946.31.05.704 is a 946.31.05.704.
What parts can replace 946.31.05.704?
There are 21 known substitutes for 946.31.05.704: 094406-0000, 57A5A182-5, NAS1397-P5N and 18 more. Substitute compatibility should be verified for your specific system.
Is 946.31.05.704 still available?
946.31.05.704 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