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Technical Data Sheet
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3910779 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3910779: GASKET.

The GASKET is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-01-272-1138, 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
3910779
NSN: 5330-01-272-1138
FSC: 5330 — Packing and Gasket Materials
CAGE: ZC672 — CUMMINS SOUTH PACIFIC PTY LTD HEAD OFFICE (AUS)
SPECIFICATIONS
Part Number3910779
NSN5330-01-272-1138
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3910779 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 3
75208129Reference document
Same NSN cross-reference
Reference document — Secondary reference
3914311Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
J914311Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3910779?
3910779 is a GASKET.
What parts can replace 3910779?
There are 3 known substitutes for 3910779: 75208129, 3914311, J914311. Substitute compatibility should be verified for your specific system.
What is the NSN for 3910779?
3910779 is cataloged in the U.S. Government catalog under NSN 5330-01-272-1138. This indicates validated use in U.S. government and defense supply chains.
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