PartsTable
Technical Data Sheet
PartsTable / O-RING / 946.91.27.758
946.91.27.758 ✓ 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 946.91.27.758 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 5331-01-048-4997, 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
946.91.27.758
NSN: 5331-01-048-4997
FSC: 5331 — O-RING
CAGE: S4080 — PILATUS AIRCRAFT LTD (CHE)
SPECIFICATIONS
Part Number946.91.27.758
NSN5331-01-048-4997
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 946.91.27.758 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 11
2-113 V747-75Interchangeable
interchangeable cross-reference
interchangeable
AS3085-113Interchangeable
interchangeable cross-reference
interchangeable
1635840Interchangeable
interchangeable cross-reference
interchangeable
620.8402Interchangeable
interchangeable cross-reference
interchangeable
M83485/1-469Interchangeable
interchangeable cross-reference
interchangeable
AMS7287Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 946.91.27.758?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 946.91.27.758?
946.91.27.758 is a 946.91.27.758.
What parts can replace 946.91.27.758?
There are 11 known substitutes for 946.91.27.758: 2-113 V747-75, AS3085-113, 1635840 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 946.91.27.758?
946.91.27.758 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-048-4997. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 946.91.27.758

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026