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A818 — STRIP OIL SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A818: STRIP OIL SEAL.

The STRIP OIL SEAL is a the manufacturer industrial component. Key specifications include overall_width: 3.500 INCHES NOMINAL IN, overall_height: 1.000 INCHES NOMINAL IN, overall_length: 4.000 INCHES NOMINAL IN, basic_shape_style: RECTANGULAR OR SQUARE. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-769-6517, 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
A818
NSN: 5330-00-769-6517
NIINs: 007696517, 007892064
FSC: 5330 — Packing and Gasket Materials
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
overall_width3.500 INCHES NOMINAL IN
overall_height1.000 INCHES NOMINAL IN
overall_length4.000 INCHES NOMINAL IN
basic_shape_styleRECTANGULAR OR SQUARE
NSN5330-00-769-6517
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A818 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
SUBSTITUTES & CROSS-REFERENCES 2
GP3139Reference document
Same NSN cross-reference
Reference document — Secondary reference
R21004Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A818?
A818 is a STRIP OIL SEAL.
What parts can replace A818?
There are 2 known substitutes for A818: GP3139, R21004. Substitute compatibility should be verified for your specific system.
What is the NSN for A818?
A818 is cataloged in the U.S. Government catalog under NSN 5330-00-769-6517. This indicates validated use in U.S. government and defense supply chains.
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