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Technical Data Sheet
MIL-R-83248 TY1 CL2 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM, hardness_rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM, center_hole_diameter: 0.849 INCHES MINIMUM AND 0.869 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, end_item_identification: W/S: MOORED TRAINING SHIP; HX UNIQUE, material_document_and_classification: MIL-R-83248/2 MIL SPEC SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-916-9801, 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-83248 TY1 CL2
NSN: 5331-00-916-9801
FSC: 5331 — O-RING
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM
hardness_rating85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
center_hole_diameter0.849 INCHES MINIMUM AND 0.869 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
end_item_identificationW/S: MOORED TRAINING SHIP; HX UNIQUE
material_document_and_classificationMIL-R-83248/2 MIL SPEC SINGLE MATERIAL RESPONSE
NSN5331-00-916-9801
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MIL-R-83248 TY1 CL2 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 FLUOROCARBON CLASS FPM
CENTER HOLE DIAMETER: 0.769 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN
ELONGATION PERCENTAGE: 125 MAXIMUM
CROSS-SECTIONAL HEIGHT: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER FLUOROCARBON CLASS FPM
CENTER HOLE DIAMETER0.769 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN
ELONGATION PERCENTAGE125 MAXIMUM
CROSS-SECTIONAL HEIGHT0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
ARP568-001Interchangeable
interchangeable cross-reference
interchangeable
AS568-001Interchangeable
interchangeable cross-reference
interchangeable
5331PL1274786Interchangeable
interchangeable cross-reference
interchangeable
SAE-AS3581Interchangeable
interchangeable cross-reference
interchangeable
M83248/2-455Interchangeable
interchangeable cross-reference
interchangeable
AS3581-455Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-R-83248 TY1 CL2?
MIL-R-83248 TY1 CL2 is a O-RING.
What parts can replace MIL-R-83248 TY1 CL2?
There are 12 known substitutes for MIL-R-83248 TY1 CL2: ARP568-001, AS568-001, 5331PL1274786 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-R-83248 TY1 CL2?
MIL-R-83248 TY1 CL2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-916-9801. This indicates validated use in U.S. government and defense supply chains.
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