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4400591 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4400591: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-01-320-2786, 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
4400591
NSN: 5330-01-320-2786
FSC: 5330 — Packing and Gasket Materials
CAGE: B0112 — ABC CONTRACTING (BEL)
SPECIFICATIONS
Part Number4400591
NSN5330-01-320-2786
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4400591 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 5
280674 ITEM 62CPSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
280674 ITEM 62Reference document
Same NSN cross-reference
Reference document — Secondary reference
4400591CPSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4400591-0180Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
4400591-0180CPSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 4400591?
4400591 is a PACKING,PREFORMED.
What parts can replace 4400591?
There are 5 known substitutes for 4400591: 280674 ITEM 62CP, 280674 ITEM 62, 4400591CP and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4400591?
4400591 is cataloged in the U.S. Government catalog under NSN 5330-01-320-2786. This indicates validated use in U.S. government and defense supply chains.
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