PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

76956Spring,helical,extension

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5360-00-793-7942 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-793-7942 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-793-7942. Primary manufacturer part number: 76956.
Features
  • Spring,helical,extension — FSC 5360
  • Spring Free Length: 2.250 INCHES NOMINAL IN
  • End Style: HALF HOOK BOTH ENDS
  • Coil Quantity: 28
  • Coil Helix Direction: RIGHT-HAND
  • Material: STEEL OVERALL
  • Hook Radius: 0.187 INCHES NOMINAL BOTH ENDS IN
  • Design Type: CLOSED
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Spring,helical,extension, cataloged under National Stock Number 5360-00-793-7942, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 12 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
NSN5360-00-793-7942
Primary Part Number76956
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Spring Free Length2.250 INCHES NOMINAL IN
End StyleHALF HOOK BOTH ENDS
Coil Quantity28
Coil Helix DirectionRIGHT-HAND
MaterialSTEEL OVERALL
Hook Radius0.187 INCHES NOMINAL BOTH ENDS IN
Design TypeCLOSED
Style DesignatorCYLINDRICAL
Surface TreatmentCADMIUM OVERALL
Spring Deflection Rate4.500 POUNDS PER INCH NOMINAL LBS
Spring Free Outside Diameter0.506 INCHES NOMINAL IN
Inside Diameter0.414 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5960-00-273-2434160729 INTERCHANGEABLE
Retainer,electron Tube
Melstrom Manufacturing Corporation
3120-01-323-8908 INTERCHANGEABLE
Bushing,sleeve
Cross-Reference Index
Part NumberManufacturer
76956 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
5960-00-273-2434INTERCHANGEABLE
RETAINER,ELECTRON TUBE
160729
3120-01-323-8908INTERCHANGEABLE
BUSHING,SLEEVE

Frequently Asked Questions

What is NSN 5360-00-793-7942?

NSN 5360-00-793-7942 is a Spring,helical,extension, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-793-7942?

NSN 5360-00-793-7942 has 1 cross-referenced part number: 76956 (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 5360-00-793-7942?

There are 2 known substitutes for 5360-00-793-7942: 5960-00-273-2434, 3120-01-323-8908. Verify interchangeability with system specifications before substitution.

What are the specifications of 76956?

Key specifications for 76956: Spring Free Length: 2.250 INCHES NOMINAL IN; End Style: HALF HOOK BOTH ENDS; Coil Quantity: 28; Coil Helix Direction: RIGHT-HAND. 12 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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