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Technical Data Sheet
3143S ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SPRING,HELICAL,TORSION is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, end_style: PARALLEL END SECOND END, end_length: 1.386 INCHES NOMINAL FIRST END IN, hook_radius: 0.188 INCHES NOMINAL FIRST END IN, coil_quantity: 4-5/8, inside_diameter: 0.585 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-406-5160, 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
3143S
NSN: 5360-00-406-5160
FSC: 5360
CAGE: 72441 — FLOWER D B MFG CO (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
end_stylePARALLEL END SECOND END
end_length1.386 INCHES NOMINAL FIRST END IN
hook_radius0.188 INCHES NOMINAL FIRST END IN
coil_quantity4-5/8
inside_diameter0.585 INCHES NOMINAL IN
style_designatorSINGLE TORSION LEFT HAND
end_tangent_angle65.0 DEGREES NOMINAL
hook_opening_width0.607 INCHES NOMINAL FIRST END IN
spring_free_length0.625 INCHES NOMINAL IN
coil_helix_directionLEFT-HAND
end_angular_relationshipENDS ANGLED ONE TO OTHER
NSN5360-00-406-5160
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,TORSION TITLE COMPONENT PN 3143S MFR SPRING,HELICAL,TORSION
KEY FEATURES
HOOK RADIUS: 0.188 INCHES NOMINAL FIRST END IN
SPRING FREE OUTSIDE DIAMETER: 0.719 INCHES NOMINAL IN
END ANGULAR RELATIONSHIP: ENDS ANGLED ONE TO OTHER
END STYLE: PARALLEL END SECOND END
END LENGTH: 1.011 INCHES NOMINAL SECOND END IN
COIL QUANTITY: 4-5/8
SPRING FREE LENGTH: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOOK RADIUS0.188 INCHES NOMINAL FIRST END IN
SPRING FREE OUTSIDE DIAMETER0.719 INCHES NOMINAL IN
END ANGULAR RELATIONSHIPENDS ANGLED ONE TO OTHER
END STYLEPARALLEL END SECOND END
END LENGTH1.011 INCHES NOMINAL SECOND END IN
COIL QUANTITY4-5/8
SPRING FREE LENGTH0.625 INCHES NOMINAL IN
END LENGTH1.386 INCHES NOMINAL FIRST END IN
STYLE DESIGNATORSINGLE TORSION LEFT HAND
END TANGENT ANGLE65.0 DEGREES NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
3143-5Interchangeable
interchangeable cross-reference
interchangeable
G377555-5Interchangeable
interchangeable cross-reference
interchangeable
25686Interchangeable
interchangeable cross-reference
interchangeable
50952Interchangeable
interchangeable cross-reference
interchangeable
JIV-PFInterchangeable
interchangeable cross-reference
interchangeable
6520NCM127132Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3143S?
3143S is a SPRING,HELICAL,TORSION.
What parts can replace 3143S?
There are 6 known substitutes for 3143S: 3143-5, G377555-5, 25686 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3143S?
3143S is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-406-5160. This indicates validated use in U.S. government and defense supply chains.
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