PartsTable
Technical Data Sheet

M83248/2-012 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

M83248/2-012: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: O-RING, criticality_code_justification: ZZZW. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-166-1084, 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
M83248/2-012
NSN: 5331-00-166-1084
NIINs: 001661084, 010992557, 013557875, 014729810
FSC: 5331 — O-ring
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
end_item_identificationO-RING
departure_from_cited_documentQUALITY ASSURANCE TESTED AND CERTIFIED FOR DEEP SUBMERGENCE SYSTEMS;CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
criticality_code_justificationZZZW
NSN5331-00-166-1084
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M83248/2-012 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: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.504 INCHES NOMINAL IN
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
CENTER HOLE DIAMETER: 0.357 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
TECHNICAL CHARACTERISTICS
TEMP RATING-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.504 INCHES NOMINAL IN
HARDNESS RATING90.0 SHORE DUROMETER A NOMINAL
CRITICALITY CODE JUSTIFICATIONFEAT
SPECIAL FEATURESWEAPONS SYSTEM ESSENTIAL
CENTER HOLE DIAMETER0.357 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
SUBSTITUTES & CROSS-REFERENCES 9
HPS21-012Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
V0894 2-012Reference document
Same NSN cross-reference
Reference document — Secondary reference
012-9359Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2012V-9Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SSN593-520-1863Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
ARP568-012MIL2Z 3652TY2Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M83248/2-012?
M83248/2-012 is a O-RING.
What parts can replace M83248/2-012?
There are 9 known substitutes for M83248/2-012: HPS21-012, V0894 2-012, 012-9359 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M83248/2-012?
M83248/2-012 is cataloged in the U.S. Government catalog under NSN 5331-00-166-1084. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.