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Technical Data Sheet
PartsTable / O-RING / MIL-R-83461/1-134
MIL-R-83461/1-134 ✓ 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 MIL-R-83461/1-134 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 5331-01-278-0096, 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
MIL-R-83461/1-134
NSN: 5331-01-278-0096
FSC: 5331 — O-RING
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-R-83461/1-134
NSN5331-01-278-0096
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MIL-R-83461/1-134 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: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
HARDNESS RATING: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM
•
CENTER HOLE DIAMETER: 1.847 INCHES MINIMUM AND 1.877 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
HARDNESS RATING70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM
CENTER HOLE DIAMETER1.847 INCHES MINIMUM AND 1.877 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
11-106134Interchangeable
interchangeable cross-reference
interchangeable
MS28775-134Interchangeable
interchangeable cross-reference
interchangeable
15488567Interchangeable
interchangeable cross-reference
interchangeable
2620-902X6PC19Interchangeable
interchangeable cross-reference
interchangeable
54-66-2134SPCLNInterchangeable
interchangeable cross-reference
interchangeable
845-2445100PC4,1.250INInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-R-83461/1-134?
MIL-R-83461/1-134 is a MIL-R-83461/1-134.
What parts can replace MIL-R-83461/1-134?
There are 15 known substitutes for MIL-R-83461/1-134: 11-106134, MS28775-134, 15488567 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-R-83461/1-134?
MIL-R-83461/1-134 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-278-0096. 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.
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Last verified: July 2026