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Technical Data Sheet

M83485/1-260 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

M83485/1-260: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM, temp_rating: -40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, hardness_rating: 80.0 SHORE DUROMETER A NOMINAL, center_hole_diameter: 6.444 INCHES MINIMUM AND 6.524 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, specification/standard_data: 81349-MIL-R-83485 AMENDMENT 3,NOTICE 2/INACTIVE/ GOVERNMENT SPECIFICATION. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-483-0833, 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
M83485/1-260
NSN: 5331-01-483-0833
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM
temp_rating-40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
hardness_rating80.0 SHORE DUROMETER A NOMINAL
center_hole_diameter6.444 INCHES MINIMUM AND 6.524 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
specification/standard_data81349-MIL-R-83485 AMENDMENT 3,NOTICE 2/INACTIVE/ GOVERNMENT SPECIFICATION
material_document_and_classificationAMS-R-83485 ASSN STD SINGLE MATERIAL RESPONSE
NSN5331-01-483-0833
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M83485/1-260 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
•
TEMP RATING: -40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS-R-83485 ASSN STD SINGLE MATERIAL RESPONSE
•
SPECIFICATION/STANDARD DATA: 81349-MIL-R-83485 AMENDMENT 3,NOTICE 2/INACTIVE/ GOVERNMENT SPECIFICATION
•
CENTER HOLE DIAMETER: 6.444 INCHES MINIMUM AND 6.524 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
TECHNICAL CHARACTERISTICS
TEMP RATING-40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS-R-83485 ASSN STD SINGLE MATERIAL RESPONSE
SPECIFICATION/STANDARD DATA81349-MIL-R-83485 AMENDMENT 3,NOTICE 2/INACTIVE/ GOVERNMENT SPECIFICATION
CENTER HOLE DIAMETER6.444 INCHES MINIMUM AND 6.524 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
SUBSTITUTES & CROSS-REFERENCES 1
AMS-R-83485Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M83485/1-260?
M83485/1-260 is a O-RING.
What parts can replace M83485/1-260?
There is 1 known substitute for M83485/1-260: AMS-R-83485. Substitute compatibility should be verified for your specific system.
What is the NSN for M83485/1-260?
M83485/1-260 is cataloged in the U.S. Government catalog under NSN 5331-01-483-0833. This indicates validated use in U.S. government and defense supply chains.
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