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Technical Data Sheet
PartsTable / O-RING / M83248/1-428
M83248/1-428 ✓ 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 M83248/1-428 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-007-4891, 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
M83248/1-428
NSN: 5331-01-007-4891
FSC: 5331 — O-RING
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM83248/1-428
NSN5331-01-007-4891
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M83248/1-428 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: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
•
TEMP RATING: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
CENTER HOLE DIAMETER: 4.817 INCHES MINIMUM AND 4.883 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 5.400 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
END ITEM IDENTIFICATIONLOGISTICS SUPPORT VESSEL
MATERIALRUBBER FLUOROCARBON CLASS FPM
TEMP RATING-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
CENTER HOLE DIAMETER4.817 INCHES MINIMUM AND 4.883 INCHES MAXIMUM IN
OUTSIDE DIAMETER5.400 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
GGG-D-777Interchangeable
interchangeable cross-reference
interchangeable
2428Interchangeable
interchangeable cross-reference
interchangeable
T8-20-12Interchangeable
interchangeable cross-reference
interchangeable
246-8Interchangeable
interchangeable cross-reference
interchangeable
80RAInterchangeable
interchangeable cross-reference
interchangeable
2766-8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M83248/1-428?
M83248/1-428 is a M83248/1-428.
What parts can replace M83248/1-428?
There are 11 known substitutes for M83248/1-428: GGG-D-777, 2428, T8-20-12 and 8 more. Substitute compatibility should be verified for your specific system.
Is M83248/1-428 still available?
M83248/1-428 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