PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

59901Spring,helical,torsion

Associated Spring Corp Div of the Barnes Group Inc Dallas Div · NSN 5360-00-500-2766 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-500-2766 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-500-2766. Primary manufacturer part number: 59901.
Features
  • Spring,helical,torsion — FSC 5360
  • Material Document and Classification: AMS 5673,COMP 17-7PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Center Loop Radius: 0.181 INCHES NOMINAL IN
  • End Style: ONE HOOK END OVERALL
  • Style Designator: SINGLE TORSION RIGHT HAND
  • Center Section Width: 0.460 INCHES NOMINAL IN
  • End Length: 0.625 INCHES NOMINAL BOTH ENDS IN
  • Material: STEEL COMP 631 OVERALL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 631 Overall construction
General Description

The Spring,helical,torsion, cataloged under National Stock Number 5360-00-500-2766, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Associated Spring Corp Div of the Barnes Group Inc Dallas Div. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-500-2766
Primary Part Number59901
Item NameSpring,helical,torsion
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerAssociated Spring Corp Div of the Barnes Group Inc Dallas Div
StatusACTIVE
Material Document and ClassificationAMS 5673,COMP 17-7PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Center Loop Radius0.181 INCHES NOMINAL IN
End StyleONE HOOK END OVERALL
Style DesignatorSINGLE TORSION RIGHT HAND
Center Section Width0.460 INCHES NOMINAL IN
End Length0.625 INCHES NOMINAL BOTH ENDS IN
MaterialSTEEL COMP 631 OVERALL
Spring Free Length1.200 INCHES MAXIMUM IN
Coil Quantity3 2/5
Coil Axis to Center Section Distance1.076 INCHES NOMINAL IN
End Angular RelationshipEND W/LH HELIX OF COIL PARALLEL TO CENTER SECTION AND END W/RH HELIX OF COIL PARALLEL TO CENTER SECTION
Spring Free Outside Diameter0.392 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN
Inside Diameter0.294 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
1680-00-966-99185990-1 INTERCHANGEABLE
Support,seat Fittin
The Boeing Company Div Legacy Am&m
6920-01-208-997559901 INTERCHANGEABLE
Deploy Release Mechanism Assembl
Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
Cross-Reference Index
Part NumberManufacturer
59901 PRIMARY Associated Spring Corp Div of the Barnes Group Inc Dallas Div (USA)
Related Parts
1680-00-966-9918INTERCHANGEABLE
SUPPORT,SEAT FITTIN
5990-1
6920-01-208-9975INTERCHANGEABLE
DEPLOY RELEASE MECHANISM ASSEMBL
59901

Frequently Asked Questions

What is NSN 5360-00-500-2766?

NSN 5360-00-500-2766 is a Spring,helical,torsion, manufactured by Associated Spring Corp Div of the Barnes Group Inc Dallas Div, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-500-2766?

NSN 5360-00-500-2766 has 1 cross-referenced part number: 59901 (Associated Spring Corp Div of the Barnes Group Inc Dallas Div).

What NSN replaces 5360-00-500-2766?

There are 2 known substitutes for 5360-00-500-2766: 1680-00-966-9918, 6920-01-208-9975. Verify interchangeability with system specifications before substitution.

What are the specifications of 59901?

Key specifications for 59901: Material Document and Classification: AMS 5673,COMP 17-7PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Center Loop Radius: 0.181 INCHES NOMINAL IN; End Style: ONE HOOK END OVERALL; Style Designator: SINGLE TORSION RIGHT HAND. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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