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Technical Data Sheet
PartsTable / COMPONENT / 76-UEZN-1/2
76-UEZN-1/2 ✓ 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 76-UEZN-1/2 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 5340-00-088-6878, 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
76-UEZN-1/2
NSN: 5340-00-088-6878
FSC: 5340
CAGE: 71823 — DARNELL CORPORATION (USA)
SPECIFICATIONS
Part Number76-UEZN-1/2
NSN5340-00-088-6878
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 76-UEZN-1/2 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
•
OUTSIDE DIAMETER: 6.000 INCHES NOMINAL IN
•
TREAD PATTERN: SMOOTH TREAD
•
MATERIAL: RUBBER
•
AXLE RECESS DIAMETER: 0.500 INCHES NOMINAL IN
•
SOFT TREAD FEATURE: NOT INCLUDED
•
TREAD WIDTH: 1.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER6.000 INCHES NOMINAL IN
TREAD PATTERNSMOOTH TREAD
OVERALL WIDTH1.562 INCHES NOMINAL IN
MATERIALRUBBER
SPECIAL FEATURESGAS DIFFERENTIATED BY AXLE RECESS DIA
AXLE RECESS DIAMETER0.500 INCHES NOMINAL IN
SOFT TREAD FEATURENOT INCLUDED
TREAD WIDTH1.375 INCHES NOMINAL IN
BEARINGSNOT INCLUDED
END ITEM IDENTIFICATIONW/S:AIRCRAFT, F-16; U-2 SUPPORT EQUIPMENT; AIRCRAFT, OV-10A; AIRCRAFT, EAGLE F-15; AIRCRAFT, PHANTOM F-4 A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
S3123YR0010Upgraded Successor
successor cross-reference
successor
C6Upgraded Successor
successor cross-reference
successor
10539415Upgraded Successor
successor cross-reference
successor
GPW18288Interchangeable
interchangeable cross-reference
interchangeable
A7568Interchangeable
interchangeable cross-reference
interchangeable
7371582Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 76-UEZN-1/2?
76-UEZN-1/2 is a 76-UEZN-1/2.
What parts can replace 76-UEZN-1/2?
There are 7 known substitutes for 76-UEZN-1/2: S3123YR0010, C6, 10539415 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 76-UEZN-1/2?
76-UEZN-1/2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-088-6878. 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