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L9930221 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

L9930221: 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
L9930221
NSN: 5330-00-562-6806
FSC: 5330 — Packing and Gasket Materials
CAGE: 25685 — NAVAL SHIP ENGINEERING CENTER PHILADELPHIA DIVISION SUBMARINE ANTENNA QUALITY ASSURANCE (USA)
SPECIFICATIONS
Part NumberL9930221
NSN5330-00-562-6806
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: L9930221 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
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
6640219-30Same 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 L9930221?
L9930221 is a PACKING,PREFORMED.
What parts can replace L9930221?
There are 6 known substitutes for L9930221: 5489360 FIND 35, 006-017, 6640219 FIND 30 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for L9930221?
L9930221 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.