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12528494 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12528494: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF, hardness_rating: 65.0 SHORE DUROMETER A NOMINAL, special_features: WHITE MARKS IN FOUR LOCATIONS,EQUALLY SPACED, center_hole_diameter: 8.425 INCHES MINIMUM AND 8.525 INCHES MAXIMUM IN, cross-sectional_height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-498-9953, 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
12528494
NSN: 5331-01-498-9953
NIINs: 014989953, 016198095
FSC: 5331 — O-ring
CAGE: 19206 — ARMY, UNITED STATES DEPARTMENT OF THE DBA WATERVLIET ARSENAL DIV BUSINESS DEVELOPMENT (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
hardness_rating65.0 SHORE DUROMETER A NOMINAL
special_featuresWHITE MARKS IN FOUR LOCATIONS,EQUALLY SPACED
center_hole_diameter8.425 INCHES MINIMUM AND 8.525 INCHES MAXIMUM IN
cross-sectional_height0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
end_item_identificationTANK, COMBAT, FULL-TRACKED, 2350-01-328-5964
NSN5331-01-498-9953
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12528494 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: -70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
•
HARDNESS RATING: 65.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 8.425 INCHES MINIMUM AND 8.525 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
TEMP RATING-70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
HARDNESS RATING65.0 SHORE DUROMETER A NOMINAL
SPECIAL FEATURESWHITE MARKS IN FOUR LOCATIONS,EQUALLY SPACED
CENTER HOLE DIAMETER8.425 INCHES MINIMUM AND 8.525 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONTANK, COMBAT, FULL-TRACKED, 2350-01-328-5964
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 3
N0506 2-371/4WReference document
Same NSN cross-reference
Reference document — Secondary reference
5331014989953Reference document
Same NSN cross-reference
Reference document — Informative reference only
AS568-371 N466Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12528494?
12528494 is a O-RING.
What parts can replace 12528494?
There are 3 known substitutes for 12528494: N0506 2-371/4W, 5331014989953, AS568-371 N466. Substitute compatibility should be verified for your specific system.
What is the NSN for 12528494?
12528494 is cataloged in the U.S. Government catalog under NSN 5331-01-498-9953. This indicates validated use in U.S. government and defense supply chains.
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