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257569R1 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

257569R1: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, inside_diameter: 1.000 INCHES NOMINAL IN, style_designator: CYLINDRICAL, spring_free_length: 3.250 INCHES NOMINAL IN, coil_helix_direction: RIGHT-HAND OR LEFT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-430-1857, 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
257569R1
NSN: 5360-00-430-1857
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 22852 — SPALLA INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
coil_quantity9
inside_diameter1.000 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length3.250 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_deflection_rate140.000 POUNDS PER INCH NOMINAL LBS
spring_free_outside_diameter1.375 INCHES NOMINAL IN
NSN5360-00-430-1857
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN 257569R1 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 1.375 INCHES NOMINAL IN
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 3.250 INCHES NOMINAL IN
•
SPRING DEFLECTION RATE: 140.000 POUNDS PER INCH NOMINAL LBS
•
INSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
COIL QUANTITY: 9
•
COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER1.375 INCHES NOMINAL IN
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH3.250 INCHES NOMINAL IN
SPRING DEFLECTION RATE140.000 POUNDS PER INCH NOMINAL LBS
INSIDE DIAMETER1.000 INCHES NOMINAL IN
COIL QUANTITY9
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
473117Reference document
Same NSN cross-reference
Reference document — Secondary reference
CL6615-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 257569R1?
257569R1 is a SPRING,HELICAL,COMPRESSION.
What parts can replace 257569R1?
There are 2 known substitutes for 257569R1: 473117, CL6615-5. Substitute compatibility should be verified for your specific system.
What is the NSN for 257569R1?
257569R1 is cataloged in the U.S. Government catalog under NSN 5360-00-430-1857. 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.