PartsTable
Technical Data Sheet
P91766 ✓ 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 O-RING 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 5331-01-336-6719, 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
P91766
NSN: 5331-01-336-6719
FSC: 5331 — O-RING
CAGE: 1YHH8 — JLG INDUSTRIES, INC. (USA)
SPECIFICATIONS
Part NumberP91766
NSN5331-01-336-6719
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: P91766 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 3
RELEASE 4850Interchangeable
interchangeable cross-reference
interchangeable
062-001Interchangeable
interchangeable cross-reference
interchangeable
2N3564Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P91766?
P91766 is a O-RING.
What parts can replace P91766?
There are 3 known substitutes for P91766: RELEASE 4850, 062-001, 2N3564. Substitute compatibility should be verified for your specific system.
What is the NSN for P91766?
P91766 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-336-6719. This indicates validated use in U.S. government and defense supply chains.
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