PartsTable
Technical Data Sheet
AMS-R-834 85/1 ✓ 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 AMS-R-834 85/1 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 5331-01-483-0851, 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
AMS-R-834 85/1
NSN: 5331-01-483-0851
FSC: 5331 — O-RING
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
Part NumberAMS-R-834 85/1
NSN5331-01-483-0851
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AMS-R-834 85/1 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
HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION: AMS-R-83485 ASSN STD SINGLE MATERIAL RESPONSE
CENTER HOLE DIAMETER: 0.482 INCHES MINIMUM AND 0.487 INCHES MAXIMUM IN
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
TEMP RATING: -40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
SPECIFICATION/STANDARD DATA: 81349-MIL-R-83485 AMENDMENT 3,NOTICE 2/INACTIVE/ GOVERNMENT SPECIFICATION
TECHNICAL CHARACTERISTICS (FLIS)
HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS-R-83485 ASSN STD SINGLE MATERIAL RESPONSE
CENTER HOLE DIAMETER0.482 INCHES MINIMUM AND 0.487 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
TEMP RATING-40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
SPECIFICATION/STANDARD DATA81349-MIL-R-83485 AMENDMENT 3,NOTICE 2/INACTIVE/ GOVERNMENT SPECIFICATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
AMS-R-83485/1Interchangeable
interchangeable cross-reference
interchangeable
M83485/1-021Interchangeable
interchangeable cross-reference
interchangeable
5331PL2028324Interchangeable
interchangeable cross-reference
interchangeable
M83485/1-029Interchangeable
interchangeable cross-reference
interchangeable
AMS-R-83485Interchangeable
interchangeable cross-reference
interchangeable
5331012727464Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AMS-R-834 85/1?
AMS-R-834 85/1 is a AMS-R-834 85/1.
What parts can replace AMS-R-834 85/1?
There are 27 known substitutes for AMS-R-834 85/1: AMS-R-83485/1, M83485/1-021, 5331PL2028324 and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AMS-R-834 85/1?
AMS-R-834 85/1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-483-0851. This indicates validated use in U.S. government and defense supply chains.
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