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NMM300223 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

NMM300223: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include style_designator: CIRCULAR, end_item_identification: LUBRICATION SYSTEM, part_name_assigned_by_controlling_agency: GASKET, FLANGE OIL TANK DEMISTER. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-631-4029, 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
NMM300223
NSN: 5330-01-631-4029
FSC: 5330 — Packing and Gasket Materials
CAGE: 07309 — BIRD-JOHNSON PROPELLER COMPANY, LLC (USA)
SPECIFICATIONS
style_designatorCIRCULAR
end_item_identificationLUBRICATION SYSTEM
part_name_assigned_by_controlling_agencyGASKET, FLANGE OIL TANK DEMISTER
NSN5330-01-631-4029
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NMM300223 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
KEY FEATURES
•
STYLE DESIGNATOR: CIRCULAR
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORCIRCULAR
PART NAME ASSIGNED BY CONTROLLING AGENCYGASKET, FLANGE OIL TANK DEMISTER
END ITEM IDENTIFICATIONLUBRICATION SYSTEM
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
NMM220190 REV D FIND NO. 25Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NMM300223?
NMM300223 is a GASKET.
What parts can replace NMM300223?
There is 1 known substitute for NMM300223: NMM220190 REV D FIND NO. 25. Substitute compatibility should be verified for your specific system.
What is the NSN for NMM300223?
NMM300223 is cataloged in the U.S. Government catalog under NSN 5330-01-631-4029. 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.