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12976544-2 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12976544-2: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM, hardness_rating: 80.0 SHORE DUROMETER A NOMINAL, special_features: 2350-01-436-0005;FUNGUS RESISTANCE, center_hole_diameter: 125.470 MILLIMETERS NOMINAL MM, cross-sectional_height: 2.000 MILLIMETERS NOMINAL MM, end_item_identification: BRADLEY. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-467-6919, 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
12976544-2
NSN: 5331-01-467-6919
FSC: 5331 — O-ring
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM
hardness_rating80.0 SHORE DUROMETER A NOMINAL
special_features2350-01-436-0005;FUNGUS RESISTANCE
center_hole_diameter125.470 MILLIMETERS NOMINAL MM
cross-sectional_height2.000 MILLIMETERS NOMINAL MM
end_item_identificationBRADLEY
material_document_and_classificationPDM ASTM D2000 -2AA810A13EA14F17Z1 ASSN STD 4TH MATERIAL RESPONSE
NSN5331-01-467-6919
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12976544-2 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: 2.000 MILLIMETERS NOMINAL MM
•
HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: PDM ASTM D2000 -2AA810A13EA14F17Z1 ASSN STD 4TH MATERIAL RESPONSE
•
CENTER HOLE DIAMETER: 125.470 MILLIMETERS NOMINAL MM
•
MATERIAL: RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT2.000 MILLIMETERS NOMINAL MM
HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONPDM ASTM D2000 -2AA810A13EA14F17Z1 ASSN STD 4TH MATERIAL RESPONSE
SPECIAL FEATURES2350-01-436-0005;FUNGUS RESISTANCE
CENTER HOLE DIAMETER125.470 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATIONBRADLEY
MATERIALRUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12976544-2?
12976544-2 is a O-RING.
What is the NSN for 12976544-2?
12976544-2 is cataloged in the U.S. Government catalog under NSN 5331-01-467-6919. This indicates validated use in U.S. government and defense supply chains.
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