PartsTable
Technical Data Sheet
PartsTable / O-RING / 860174-2
860174-2 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, outside_diameter: 0.285 INCHES NOMINAL IN, center_hole_diameter: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN, cross-sectional_height: 0.062 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-054-9392, 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
860174-2
NSN: 5331-00-054-9392
FSC: 5331 — O-RING
CAGE: 13973 — LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
outside_diameter0.285 INCHES NOMINAL IN
center_hole_diameter0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
cross-sectional_height0.062 INCHES NOMINAL IN
NSN5331-00-054-9392
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 860174-2 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
•
CENTER HOLE DIAMETER: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.285 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
•
CROSS-SECTIONAL HEIGHT: 0.062 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.285 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR
CROSS-SECTIONAL HEIGHT0.062 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
M1149,TY1,CL2, .375"X36"X8YDInterchangeable
interchangeable cross-reference
interchangeable
MILG1149Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-1149DInterchangeable
interchangeable cross-reference
interchangeable
9320PL1839174Interchangeable
interchangeable cross-reference
interchangeable
MILR1149 TY1 CL 1 1-32INInterchangeable
interchangeable cross-reference
interchangeable
5002-53Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 860174-2?
860174-2 is a O-RING.
What parts can replace 860174-2?
There are 16 known substitutes for 860174-2: M1149,TY1,CL2, .375"X36"X8YD, MILG1149, MIL-PRF-1149D and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 860174-2?
860174-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-054-9392. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026