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90-019-320 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

90-019-320: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include end_item_identification: 4320-01-533-6418;600 GPM PUMP ASSEMBLY,WATER, part_name_assigned_by_controlling_agency: 4 INCH GASKET IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-559-7127, 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
90-019-320
NSN: 5330-01-559-7127
FSC: 5330 — Packing and Gasket Materials
CAGE: 1WB54 — BOWHEAD MANUFACTURING COMPANY, L.L.C. (USA)
SPECIFICATIONS
end_item_identification4320-01-533-6418;600 GPM PUMP ASSEMBLY,WATER
part_name_assigned_by_controlling_agency4 INCH GASKET IN
NSN5330-01-559-7127
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 90-019-320 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCY4 INCH GASKET IN
END ITEM IDENTIFICATION4320-01-533-6418;600 GPM PUMP ASSEMBLY,WATER
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 90-019-320?
90-019-320 is a GASKET.
What is the NSN for 90-019-320?
90-019-320 is cataloged in the U.S. Government catalog under NSN 5330-01-559-7127. 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.