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6640219-30 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6640219-30: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-00-562-6806, 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
6640219-30
NSN: 5330-00-562-6806
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number6640219-30
NSN5330-00-562-6806
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6640219-30 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 6
5489360 FIND 35Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
006-017Reference document
Same NSN cross-reference
Reference document — Secondary reference
L9930221Reference document
Same NSN cross-reference
Reference document — Secondary reference
6640219 FIND 30Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
6640219 ITEM 30Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5489360-35Same 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 6640219-30?
6640219-30 is a PACKING,PREFORMED.
What parts can replace 6640219-30?
There are 6 known substitutes for 6640219-30: 5489360 FIND 35, 006-017, L9930221 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6640219-30?
6640219-30 is cataloged in the U.S. Government catalog under NSN 5330-00-562-6806. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.