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PartsTable / O-RING / R-1085 PIECE 70
R-1085 PIECE 70 ✓ 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 ISOBUTYLENE-ISOPRENE CLASS IIR, cross-sectional_height: 0.125 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 5331-00-837-4362, 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
R-1085 PIECE 70
NSN: 5331-00-837-4362
FSC: 5331 — O-RING
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
cross-sectional_height0.125 INCHES NOMINAL IN
NSN5331-00-837-4362
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: R-1085 PIECE 70 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
•
CROSS-SECTIONAL HEIGHT: 0.125 INCHES NOMINAL IN
•
MATERIAL: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.125 INCHES NOMINAL IN
MATERIALRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
EUDERMIC SURGICAL GLOVESInterchangeable
Gloves,surgeons'
interchangeable
8575Interchangeable
Gloves,surgeons'
interchangeable
37-6189-1Interchangeable
Gloves,surgeons'
interchangeable
11214Interchangeable
interchangeable cross-reference
interchangeable
784057Interchangeable
interchangeable cross-reference
interchangeable
C54584Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R-1085 PIECE 70?
R-1085 PIECE 70 is a O-RING.
What parts can replace R-1085 PIECE 70?
There are 14 known substitutes for R-1085 PIECE 70: EUDERMIC SURGICAL GLOVES, 8575, 37-6189-1 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R-1085 PIECE 70?
R-1085 PIECE 70 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-837-4362. 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