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Technical Data Sheet
PartsTable / COMPONENT / 7NX
7NX ✓ 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 KEY BLANK is a the manufacturer industrial component. Key specifications include special_features: BRASS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-522-0881, 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
7NX
NSN: 5340-00-522-0881
FSC: 5340
CAGE: 87737 — TAYLOR LOCK CO (USA)
SPECIFICATIONS
special_featuresBRASS
NSN5340-00-522-0881
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7NX 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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESBRASS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
6PInterchangeable
interchangeable cross-reference
interchangeable
U-122-4Interchangeable
interchangeable cross-reference
interchangeable
U122Interchangeable
interchangeable cross-reference
interchangeable
1277073-1Interchangeable
interchangeable cross-reference
interchangeable
S4A2Interchangeable
interchangeable cross-reference
interchangeable
624-003-001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7NX?
7NX is a KEY BLANK.
What parts can replace 7NX?
There are 11 known substitutes for 7NX: 6P, U-122-4, U122 and 8 more. Substitute compatibility should be verified for your specific system.
Is 7NX still available?
7NX 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