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AL4009495 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AL4009495: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, outside_diameter: 75.32 MILLIMETERS NOMINAL MM, center_hole_diameter: 72.70 MILLIMETERS NOMINAL MM, cross-sectional_height: 2.62 MILLIMETERS NOMINAL MM, end_item_identification: 2355-01-627-5147, material_document_and_classification: AXLETECH STF02-303 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-678-6423, 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
AL4009495
NSN: 5331-01-678-6423
FSC: 5331 — O-ring
CAGE: 0F875 — GENERAL DYNAMICS ORDNANCE AND TACTICAL SYSTEMS, INC. (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
outside_diameter75.32 MILLIMETERS NOMINAL MM
center_hole_diameter72.70 MILLIMETERS NOMINAL MM
cross-sectional_height2.62 MILLIMETERS NOMINAL MM
end_item_identification2355-01-627-5147
material_document_and_classificationAXLETECH STF02-303 ASSN STD SINGLE MATERIAL RESPONSE
NSN5331-01-678-6423
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AL4009495 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: 2.62 MILLIMETERS NOMINAL MM
•
OUTSIDE DIAMETER: 75.32 MILLIMETERS NOMINAL MM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AXLETECH STF02-303 ASSN STD SINGLE MATERIAL RESPONSE
•
CENTER HOLE DIAMETER: 72.70 MILLIMETERS NOMINAL MM
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT2.62 MILLIMETERS NOMINAL MM
OUTSIDE DIAMETER75.32 MILLIMETERS NOMINAL MM
MATERIAL DOCUMENT AND CLASSIFICATIONAXLETECH STF02-303 ASSN STD SINGLE MATERIAL RESPONSE
CENTER HOLE DIAMETER72.70 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATION2355-01-627-5147
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
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
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AL4009495?
AL4009495 is a O-RING.
What is the NSN for AL4009495?
AL4009495 is cataloged in the U.S. Government catalog under NSN 5331-01-678-6423. This indicates validated use in U.S. government and defense supply chains.
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