PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

134-31423Spring,helical,torsion

The Boeing Company Div Legacy Am&m · NSN 5360-00-320-5867 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-320-5867 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-320-5867. Primary manufacturer part number: 134-31423.
Features
  • Spring,helical,torsion — FSC 5360
  • Inside Diameter: 0.156 INCHES NOMINAL IN
  • Spring Free Outside Diameter: 0.266 INCHES NOMINAL IN
  • End Length From First Bend to Second Bend or End: 0.250 INCHES NOMINAL BOTH ENDS IN
  • Coil Quantity: 10
  • Spring Free Length: 2.125 INCHES NOMINAL IN
  • Center Style: SQUARE TYPE
  • End Tangent Angle: 30.0 DEGREES NOMINAL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Uns K08500 Overall construction
General Description

The Spring,helical,torsion, cataloged under National Stock Number 5360-00-320-5867, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 19 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
NSN5360-00-320-5867
Primary Part Number134-31423
Item NameSpring,helical,torsion
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerThe Boeing Company Div Legacy Am&m
StatusACTIVE
Inside Diameter0.156 INCHES NOMINAL IN
Spring Free Outside Diameter0.266 INCHES NOMINAL IN
End Length From First Bend to Second Bend or End0.250 INCHES NOMINAL BOTH ENDS IN
Coil Quantity10
Spring Free Length2.125 INCHES NOMINAL IN
Center StyleSQUARE TYPE
End Tangent Angle30.0 DEGREES NOMINAL
Surface TreatmentCADMIUM OVERALL
Coil Axis to Center Section Distance0.625 INCHES NOMINAL IN
Stock Diameter0.055 INCHES NOMINAL IN
MaterialSTEEL UNS K08500 OVERALL
End Length From Coil Axis to First Bend0.625 INCHES NOMINAL BOTH ENDS IN
Spring Deflection Rate3.200 POUNDS PER INCH MINIMUM AND 6.800 POUNDS PER INCH MAXIMUM LBS
End StyleSTRAIGHT ANGULAR END BOTH ENDS
Center Section Width0.969 INCHES NOMINAL IN
Coil Helix DirectionLEFT-HAND OR RIGHT-HAND
Style DesignatorDOUBLE TORSION, RIGHT AND LEFT HAND
End Angular RelationshipEND W/LH HELIX OF COIL ANGLED TO CENTER SECTION AND END W/RH HELIX OF COIL ANGLED TO CENTER SECTION
End Length0.875 INCHES NOMINAL BOTH ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Cross-Reference Index
Part NumberManufacturer
134-31423 PRIMARY The Boeing Company Div Legacy Am&m (USA)
Related Parts in Hardware and Abrasives
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SPRING,HELICAL,EXTENSION
338452
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5360-00-001-3950
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5360-00-001-4650
SPRING,HELICAL,COMPRESSION
282897-1
5360-00-001-4664
SPRING,CONSTANT TO
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NO ITEM NAME AVAILABLE

Frequently Asked Questions

What is NSN 5360-00-320-5867?

NSN 5360-00-320-5867 is a Spring,helical,torsion, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-320-5867?

NSN 5360-00-320-5867 has 1 cross-referenced part number: 134-31423 (The Boeing Company Div Legacy Am&m).

What are the specifications of 134-31423?

Key specifications for 134-31423: Inside Diameter: 0.156 INCHES NOMINAL IN; Spring Free Outside Diameter: 0.266 INCHES NOMINAL IN; End Length From First Bend to Second Bend or End: 0.250 INCHES NOMINAL BOTH ENDS IN; Coil Quantity: 10. 19 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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