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Technical Data Sheet
A3174139 ✓ 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 CLIP,RETAINING is a the manufacturer industrial component. Key specifications include special_features: PART OF OP-177V1U. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-413-1549, 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
A3174139
NSN: 5340-01-413-1549
FSC: 5340
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
special_featuresPART OF OP-177V1U
NSN5340-01-413-1549
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A3174139 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 FEATURESPART OF OP-177V1U
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
D1-50Interchangeable
interchangeable cross-reference
interchangeable
PPT-150Interchangeable
interchangeable cross-reference
interchangeable
6635PL0222168Interchangeable
interchangeable cross-reference
interchangeable
0117-312Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A3174139?
A3174139 is a CLIP,RETAINING.
What parts can replace A3174139?
There are 4 known substitutes for A3174139: D1-50, PPT-150, 6635PL0222168 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A3174139?
A3174139 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-413-1549. This indicates validated use in U.S. government and defense supply chains.
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