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Technical Data Sheet
PartsTable / O-RING / M83485/1-010
M83485/1-010 ✓ 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 M83485/1-010 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-118-3150, 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
M83485/1-010
NSN: 5331-01-118-3150
FSC: 5331 — O-RING
CAGE: A0126 — LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE (ITA)
SPECIFICATIONS
Part NumberM83485/1-010
NSN5331-01-118-3150
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M83485/1-010 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
•
OUTSIDE DIAMETER: 0.368 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN
•
ELONGATION PERCENTAGE: 120 MAXIMUM
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
TEMP RATING: -40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.368 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN
ELONGATION PERCENTAGE120 MAXIMUM
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
TEMP RATING-40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
MATERIALRUBBER SYNTHETIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
M83485/1-010Interchangeable
interchangeable cross-reference
interchangeable
ST1946-010Interchangeable
interchangeable cross-reference
interchangeable
606201-10Interchangeable
interchangeable cross-reference
interchangeable
MIL-R-83485/1Interchangeable
Same NIIN cross-reference
interchangeable
850000100-R11-010Interchangeable
Same NIIN cross-reference
interchangeable
AMS-R-83485/1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M83485/1-010?
M83485/1-010 is a M83485/1-010.
What parts can replace M83485/1-010?
There are 11 known substitutes for M83485/1-010: M83485/1-010, ST1946-010, 606201-10 and 8 more. Substitute compatibility should be verified for your specific system.
Is M83485/1-010 still available?
M83485/1-010 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026