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159-311137 — SPRING,HELICAL,TORSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

159-311137: SPRING,HELICAL,TORSION.

The SPRING,HELICAL,TORSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: EXTENDED BOTH ENDS, end_length: 0.375 INCHES NOMINAL BOTH ENDS IN, coil_quantity: 19, inside_diameter: 0.375 INCHES NOMINAL IN, style_designator: SINGLE TORSION LEFT HAND. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-326-2737, 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
159-311137
NSN: 5360-00-326-2737
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 28298 — SMITH AND SMITH AIRCRAFT CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleEXTENDED BOTH ENDS
end_length0.375 INCHES NOMINAL BOTH ENDS IN
coil_quantity19
inside_diameter0.375 INCHES NOMINAL IN
style_designatorSINGLE TORSION LEFT HAND
spring_free_length0.469 INCHES NOMINAL IN
coil_helix_directionLEFT-HAND
end_angular_relationshipENDS ANGLED ONE TO OTHER
spring_free_outside_diameter0.250 INCHES NOMINAL IN
end_length_from_coil_axis_to_first_bend0.265 INCHES NOMINAL BOTH ENDS IN
end_length_from_first_bend_to_second_bend_or_end0.110 INCHES NOMINAL BOTH ENDS IN
NSN5360-00-326-2737
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,TORSION TITLE COMPONENT PN 159-311137 MFR SPRING,HELICAL,TORSION
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
END STYLE: EXTENDED BOTH ENDS
•
END LENGTH: 0.375 INCHES NOMINAL BOTH ENDS IN
•
STYLE DESIGNATOR: SINGLE TORSION LEFT HAND
•
SPRING FREE LENGTH: 0.469 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
END LENGTH FROM FIRST BEND TO SECOND BEND OR END: 0.110 INCHES NOMINAL BOTH ENDS IN
•
COIL QUANTITY: 19
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER0.250 INCHES NOMINAL IN
END STYLEEXTENDED BOTH ENDS
END LENGTH0.375 INCHES NOMINAL BOTH ENDS IN
STYLE DESIGNATORSINGLE TORSION LEFT HAND
SPRING FREE LENGTH0.469 INCHES NOMINAL IN
INSIDE DIAMETER0.375 INCHES NOMINAL IN
END LENGTH FROM FIRST BEND TO SECOND BEND OR END0.110 INCHES NOMINAL BOTH ENDS IN
COIL QUANTITY19
END LENGTH FROM COIL AXIS TO FIRST BEND0.265 INCHES NOMINAL BOTH ENDS IN
COIL HELIX DIRECTIONLEFT-HAND
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 159-311137?
159-311137 is a SPRING,HELICAL,TORSION.
What is the NSN for 159-311137?
159-311137 is cataloged in the U.S. Government catalog under NSN 5360-00-326-2737. 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.