PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

S1404494Spring,helical,extension

Westinghouse Electric Corp Power Generation-Generator Div · NSN 5360-00-290-1296 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-290-1296 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-290-1296. Primary manufacturer part number: S1404494.
Features
  • Spring,helical,extension — FSC 5360
  • Hook Radius: 0.125 INCHES NOMINAL BOTH ENDS IN
  • Load Rating: 5.26 POUNDS NOMINAL LBS
  • Style Designator: CYLINDRICAL
  • Spring Free Outside Diameter: 0.500 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND
  • Spring Free Length: 1.594 INCHES NOMINAL IN
  • Spring Length Under Load: 2.062 INCHES NOMINAL IN
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 5360-00-290-1296, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Westinghouse Electric Corp Power Generation-Generator Div. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-290-1296
Primary Part NumberS1404494
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerWestinghouse Electric Corp Power Generation-Generator Div
StatusACTIVE
Hook Radius0.125 INCHES NOMINAL BOTH ENDS IN
Load Rating5.26 POUNDS NOMINAL LBS
Style DesignatorCYLINDRICAL
Spring Free Outside Diameter0.500 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND
Spring Free Length1.594 INCHES NOMINAL IN
Spring Length Under Load2.062 INCHES NOMINAL IN
End StyleSHORT TWISTED HOOK BOTH ENDS
MaterialSTEEL OVERALL
Design TypeCLOSED
Coil Quantity16-1/4
Inside Diameter0.390 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Cross-Reference Index
Part NumberManufacturer
S1404494 Westinghouse Electric Corp Power Generation-Generator Div (USA)
S1404494 Westinghouse Electric Corp (USA)
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Frequently Asked Questions

What is NSN 5360-00-290-1296?

NSN 5360-00-290-1296 is a Spring,helical,extension, manufactured by Westinghouse Electric Corp Power Generation-Generator Div, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-290-1296?

NSN 5360-00-290-1296 has 2 cross-referenced part numbers: S1404494 (Westinghouse Electric Corp Power Generation-Generator Div), S1404494 (Westinghouse Electric Corp).

What are the specifications of S1404494?

Key specifications for S1404494: Hook Radius: 0.125 INCHES NOMINAL BOTH ENDS IN; Load Rating: 5.26 POUNDS NOMINAL LBS; Style Designator: CYLINDRICAL; Spring Free Outside Diameter: 0.500 INCHES NOMINAL IN. 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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