PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

139581-0002Spring,helical,torsion

Bae Systems Information & Electronic Systems Integration Inc. · NSN 5360-01-066-3975 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-066-3975 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-066-3975. Primary manufacturer part number: 139581-0002.
Features
  • Spring,helical,torsion — FSC 5360
  • Surface Treatment: CADMIUM OVERALL
  • Style Designator: SINGLE TORSION LEFT HAND
  • End Style: ONE HOOK END FIRST END
  • Inside Diameter: 0.181 INCHES NOMINAL IN
  • Spring Free Length: 0.110 INCHES NOMINAL IN
  • End Style: ANGULAR END (RIGHT) SECOND END
  • Spring Free Outside Diameter: 0.217 INCHES NOMINAL IN
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring,helical,torsion, cataloged under National Stock Number 5360-01-066-3975, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bae Systems Information & Electronic Systems Integration Inc.. Government technical data includes 8 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-01-066-3975
Primary Part Number139581-0002
Item NameSpring,helical,torsion
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerBae Systems Information & Electronic Systems Integration Inc.
StatusACTIVE
Surface TreatmentCADMIUM OVERALL
Style DesignatorSINGLE TORSION LEFT HAND
End StyleONE HOOK END FIRST END
Inside Diameter0.181 INCHES NOMINAL IN
Spring Free Length0.110 INCHES NOMINAL IN
End StyleANGULAR END (RIGHT) SECOND END
Spring Free Outside Diameter0.217 INCHES NOMINAL IN
Coil Helix DirectionLEFT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Cross-Reference Index
Part NumberManufacturer
139581-0002 PRIMARY Bae Systems Information & Electronic Systems Integration Inc. (USA)
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Frequently Asked Questions

What is NSN 5360-01-066-3975?

NSN 5360-01-066-3975 is a Spring,helical,torsion, manufactured by Bae Systems Information & Electronic Systems Integration Inc., classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-066-3975?

NSN 5360-01-066-3975 has 1 cross-referenced part number: 139581-0002 (Bae Systems Information & Electronic Systems Integration Inc.).

What are the specifications of 139581-0002?

Key specifications for 139581-0002: Surface Treatment: CADMIUM OVERALL; Style Designator: SINGLE TORSION LEFT HAND; End Style: ONE HOOK END FIRST END; Inside Diameter: 0.181 INCHES NOMINAL IN. 8 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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