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Technical Data Sheet
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611537 — SPRING,HELICAL,TORSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

611537: SPRING,HELICAL,TORSION.

The SPRING,HELICAL,TORSION is a the manufacturer industrial component. Key specifications include precious_material: SILVER. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-598-9057, 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
611537
NSN: 5360-00-598-9057
NIINs: 005989057, 014280610
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 06650 — BELL AND HOWELL PHILLIPSBURG CO CORPORATE OFFICES (USA)
SPECIFICATIONS
special_featuresBRAND NAME DESCRIPTION ILFO DELUXE 31M 3.5 X 500F EO 617935;REQUIRED MINIMUM ORDER QUANTITY 1;REQUIRED MULTIPLE ORDER QUANTITY 1
precious_materialSILVER
NSN5360-00-598-9057
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,TORSION TITLE COMPONENT PN 611537 MFR SPRING,HELICAL,TORSION
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.386 INCHES NOMINAL IN
•
END STYLE: STRAIGHT OFFSET OVERALL
•
END LENGTH: 0.094 INCHES NOMINAL BOTH ENDS IN
•
STYLE DESIGNATOR: SINGLE TORSION LEFT HAND
•
SPRING FREE LENGTH: 0.500 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.304 INCHES NOMINAL IN
•
COIL QUANTITY: 7
•
COIL HELIX DIRECTION: LEFT-HAND
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER0.386 INCHES NOMINAL IN
END STYLESTRAIGHT OFFSET OVERALL
END LENGTH0.094 INCHES NOMINAL BOTH ENDS IN
STYLE DESIGNATORSINGLE TORSION LEFT HAND
SPRING FREE LENGTH0.500 INCHES NOMINAL IN
INSIDE DIAMETER0.304 INCHES NOMINAL IN
COIL QUANTITY7
COIL HELIX DIRECTIONLEFT-HAND
MATERIALSTEEL OVERALL
END ANGULAR RELATIONSHIPENDS ANGLED ONE TO OTHER
SUBSTITUTES & CROSS-REFERENCES 1
11537MReference 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 611537?
611537 is a SPRING,HELICAL,TORSION.
What parts can replace 611537?
There is 1 known substitute for 611537: 11537M. Substitute compatibility should be verified for your specific system.
What is the NSN for 611537?
611537 is cataloged in the U.S. Government catalog under NSN 5360-00-598-9057. 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.