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518375 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
EMSA · COMPONENT
PRODUCT OVERVIEW

518375: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a EMSA industrial component. Key specifications include end_style: SPRING END,GROUND BOTH ENDS, coil_quantity: 8.2, stock_diameter: 0.109 INCHES NOMINAL IN, inside_diameter: 0.285 INCHES NOMINAL IN, style_designator: CYLINDRICAL, spring_free_length: 1.280 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5360-01-599-1997, 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
518375
NSN: 5360-01-599-1997
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
end_styleSPRING END,GROUND BOTH ENDS
coil_quantity8.2
stock_diameter0.109 INCHES NOMINAL IN
inside_diameter0.285 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length1.280 INCHES NOMINAL IN
spring_solid_length0.895 INCHES NOMINAL IN
support_load_rating61.4 LB AT 1.144 INCH COMPRESSED LENGTH AND 81.2 LB AT 1.100 INCH COMPRESSED LENGTH LBS
active_coil_quantity6.2
coil_helix_directionLEFT-HAND OR RIGHT-HAND
spring_free_outside_diameter0.414 INCHES NOMINAL IN
spring_solid_outside_diameter0.525 INCHES NOMINAL IN
NSN5360-01-599-1997
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: EMSA SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN 518375 MFR EMSA SPRING,HELICAL,COMPRES
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.414 INCHES NOMINAL IN
•
END STYLE: SPRING END,GROUND BOTH ENDS
•
SPRING SOLID LENGTH: 0.895 INCHES NOMINAL IN
•
ACTIVE COIL QUANTITY: 6.2
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 1.280 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.285 INCHES NOMINAL IN
•
STOCK DIAMETER: 0.109 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER0.414 INCHES NOMINAL IN
END STYLESPRING END,GROUND BOTH ENDS
SPRING SOLID LENGTH0.895 INCHES NOMINAL IN
ACTIVE COIL QUANTITY6.2
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH1.280 INCHES NOMINAL IN
INSIDE DIAMETER0.285 INCHES NOMINAL IN
STOCK DIAMETER0.109 INCHES NOMINAL IN
SPRING SOLID OUTSIDE DIAMETER0.525 INCHES NOMINAL IN
COIL QUANTITY8.2
OTHER ITEMS IN FSC 5360 — Coil, Flat, Leaf, and Wire Springs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5360-00-001-1842 5360-00-001-1945 5360-00-001-2010 5360-00-001-3865 5360-00-001-3950 5360-00-001-4650 5360-00-001-4664 5360-00-001-4703
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 518375?
518375 is a SPRING,HELICAL,COMPRESSION manufactured by EMSA.
What is the NSN for 518375?
518375 is cataloged in the U.S. Government catalog under NSN 5360-01-599-1997. 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.