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Technical Data Sheet

M83485/1-013 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

M83485/1-013: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include center_hole_diameter: 0.437 INCHES NOMINAL IN, end_item_identification: EMBD, part_name_assigned_by_controlling_agency: O-RING. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-147-1264, 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
M83485/1-013
NSN: 5331-01-147-1264
NIINs: 011471264, 016467918, 016921128
FSC: 5331 — O-ring
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
center_hole_diameter0.437 INCHES NOMINAL IN
end_item_identificationEMBD
part_name_assigned_by_controlling_agencyO-RING
NSN5331-01-147-1264
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M83485/1-013 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: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 120 MAXIMUM
•
CENTER HOLE DIAMETER: 0.421 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE120 MAXIMUM
CENTER HOLE DIAMETER0.421 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
SUBSTITUTES & CROSS-REFERENCES 6
ST1946-013Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AMS-R-83485/1Reference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-R-83485/1Reference document
Same NSN cross-reference
Reference document — Secondary reference
5331PL0658340Reference document
Same NSN cross-reference
Reference document — Informative reference only
850000100-R11-013Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
5331PL2028297Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M83485/1-013?
M83485/1-013 is a O-RING.
What parts can replace M83485/1-013?
There are 6 known substitutes for M83485/1-013: ST1946-013, AMS-R-83485/1, MIL-R-83485/1 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M83485/1-013?
M83485/1-013 is cataloged in the U.S. Government catalog under NSN 5331-01-147-1264. This indicates validated use in U.S. government and defense supply chains.
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