PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 3142-7/8
3142-7/8 ✓ 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 3142-7/8 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 5340-01-391-9181, 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
3142-7/8
NSN: 5340-01-391-9181
FSC: 5340
CAGE: 6B565 — MOORE PAUL CO (USA)
SPECIFICATIONS
Part Number3142-7/8
NSN5340-01-391-9181
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3142-7/8 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: STEEL HOOK
•
HOOK STYLE DESIGNATOR: PIVOT
•
UNATTACHED RING: NOT INCLUDED
•
RUBBER COVERED FEATURE: NOT INCLUDED
•
DESIGN TYPE: LOOSE
•
END CONNECTION STYLE: ROUND EYE
•
INSIDE DIAMETER: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL HOOK
HOOK STYLE DESIGNATORPIVOT
UNATTACHED RINGNOT INCLUDED
RUBBER COVERED FEATURENOT INCLUDED
OVERALL LENGTH4.000 INCHES NOMINAL IN
DESIGN TYPELOOSE
END CONNECTION STYLEROUND EYE
INSIDE DIAMETER0.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
NP38165Interchangeable
interchangeable cross-reference
interchangeable
314278Interchangeable
interchangeable cross-reference
interchangeable
16X79Interchangeable
interchangeable cross-reference
interchangeable
98676R1Interchangeable
interchangeable cross-reference
interchangeable
7637616P0006Interchangeable
interchangeable cross-reference
interchangeable
RF6622-825SInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 3142-7/8?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3142-7/8?
3142-7/8 is a 3142-7/8.
What parts can replace 3142-7/8?
There are 8 known substitutes for 3142-7/8: NP38165, 314278, 16X79 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3142-7/8?
3142-7/8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-391-9181. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3142-7/8

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026