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PartsTable / COMPONENT / 5340PL0940444
5340PL0940444 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL, design_type: SOLID, end_diameter: 0.5000 INCHES NOMINAL IN, overall_height: 0.3438 INCHES NOMINAL IN, counterbore_length: 1.1250 INCHES NOMINAL IN, third_step_diameter: 0.9375 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-606-6580, 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
5340PL0940444
NSN: 5340-00-606-6580
FSC: 5340
CAGE: 9009H — JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX (POL)
SPECIFICATIONS
materialSTEEL
design_typeSOLID
end_diameter0.5000 INCHES NOMINAL IN
overall_height0.3438 INCHES NOMINAL IN
counterbore_length1.1250 INCHES NOMINAL IN
third_step_diameter0.9375 INCHES NOMINAL IN
counterbore_diameter0.6875 INCHES NOMINAL IN
NSN5340-00-606-6580
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5340PL0940444 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
•
END DIAMETER: 0.5000 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
•
COUNTERBORE LENGTH: 1.1250 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
COUNTERBORE DIAMETER: 0.6875 INCHES NOMINAL IN
•
THIRD STEP DIAMETER: 0.9375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
END DIAMETER0.5000 INCHES NOMINAL IN
DESIGN TYPESOLID
COUNTERBORE LENGTH1.1250 INCHES NOMINAL IN
MATERIALSTEEL
COUNTERBORE DIAMETER0.6875 INCHES NOMINAL IN
OVERALL HEIGHT0.3438 INCHES NOMINAL IN
THIRD STEP DIAMETER0.9375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
370023Upgraded Successor
successor cross-reference
successor
P56SX010Upgraded Successor
successor cross-reference
successor
37013-40Upgraded Successor
successor cross-reference
successor
37023Upgraded Successor
successor cross-reference
successor
6515NCM050718Upgraded Successor
successor cross-reference
successor
05-0578Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5340PL0940444?
5340PL0940444 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace 5340PL0940444?
There are 11 known substitutes for 5340PL0940444: 370023, P56SX010, 37013-40 and 8 more. Substitute compatibility should be verified for your specific system.
Is 5340PL0940444 still available?
5340PL0940444 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026