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14590N18 — KEY,MACHINE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

14590N18: KEY,MACHINE.

The KEY,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_item_identification: DIGITAL TOPOGRAPHICAL SUPPORT SYSTEM. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-476-7309, 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
14590N18
NSN: 5340-01-476-7309
NIINs: 014767309, 014972765, 017189127
FSC: 5340 — Hardware, Commercial
CAGE: 88032 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
end_item_identificationDIGITAL TOPOGRAPHICAL SUPPORT SYSTEM
NSN5340-01-476-7309
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 14590N18 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
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONDIGITAL TOPOGRAPHICAL SUPPORT SYSTEM
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 3
14317N18Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
14590N18-32FSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PL14006N18ITEM32FSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 14590N18?
14590N18 is a KEY,MACHINE.
What parts can replace 14590N18?
There are 3 known substitutes for 14590N18: 14317N18, 14590N18-32F, PL14006N18ITEM32F. Substitute compatibility should be verified for your specific system.
What is the NSN for 14590N18?
14590N18 is cataloged in the U.S. Government catalog under NSN 5340-01-476-7309. 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.