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Technical Data Sheet
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4951527 ✓ 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 PACKING WITH RETAINER 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 5330-01-117-3123, 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
4951527
NSN: 5330-01-117-3123
FSC: 5330
CAGE: 55820 — RTX CORPORATION DIV PRATT & WHITNEY (USA)
SPECIFICATIONS
Part Number4951527
NSN5330-01-117-3123
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4951527 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 26
11014Interchangeable
interchangeable cross-reference
interchangeable
F2-1/2D95DInterchangeable
interchangeable cross-reference
interchangeable
F2-1-2D95DInterchangeable
interchangeable cross-reference
interchangeable
T8007331PC350Interchangeable
interchangeable cross-reference
interchangeable
110Interchangeable
interchangeable cross-reference
interchangeable
SMB650802-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4951527?
4951527 is a PACKING WITH RETAINER.
What parts can replace 4951527?
There are 26 known substitutes for 4951527: 11014, F2-1/2D95D, F2-1-2D95D and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4951527?
4951527 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-117-3123. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026