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Technical Data Sheet
PartsTable / COMPONENT / 333-7/8
333-7/8 ✓ 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 333-7/8 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 5340-00-205-5596, 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
333-7/8
NSN: 5340-00-205-5596
FSC: 5340
CAGE: 8W529 — W. H. SMITH HARDWARE COMPANY, THE (USA)
SPECIFICATIONS
Part Number333-7/8
NSN5340-00-205-5596
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 333-7/8 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
•
MATERIAL: IRON MALLEABLE HOOK
•
RUBBER COVERED FEATURE: NOT INCLUDED
•
UNATTACHED RING: NOT INCLUDED
•
HOOK STYLE DESIGNATOR: PIVOT
•
END CONNECTION STYLE: SWIVEL
•
DESIGN TYPE: SWIVEL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH4.750 INCHES NOMINAL IN
MATERIALIRON MALLEABLE HOOK
MATERIALIRON MALLEABLE CONNECTION END
RUBBER COVERED FEATURENOT INCLUDED
UNATTACHED RINGNOT INCLUDED
HOOK STYLE DESIGNATORPIVOT
END CONNECTION STYLESWIVEL
DESIGN TYPESWIVEL
INSIDE WIDTH0.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
2514Upgraded Successor
successor cross-reference
successor
1-D-2529 ITEM 3.3Upgraded Successor
successor cross-reference
successor
10187985-001Interchangeable
interchangeable cross-reference
interchangeable
F4DDFS160Interchangeable
interchangeable cross-reference
interchangeable
SP719-6Interchangeable
interchangeable cross-reference
interchangeable
760-1802 STYLE 333Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 333-7/8?
333-7/8 is a 333-7/8.
What parts can replace 333-7/8?
There are 6 known substitutes for 333-7/8: 2514, 1-D-2529 ITEM 3.3, 10187985-001 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 333-7/8?
333-7/8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-205-5596. 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