PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26578Spring,helical,compression

Briggs and Stratton Corp · NSN 5360-00-664-1358 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-664-1358 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-664-1358. Primary manufacturer part number: 26578.
Features
  • Spring,helical,compression — FSC 5360
  • Surface Treatment: ZINC OVERALL
  • Spring Deflection Rate: 3.000 POUNDS PER INCH MINIMUM AND 4.000 POUNDS PER INCH MAXIMUM LBS
  • Accommodated Rod Diameter: 0.125 INCHES NOMINAL IN
  • Inside Diameter: 0.375 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Spring Free Outside Diameter: 0.457 INCHES NOMINAL IN
  • Spring Free Length: 1.500 INCHES NOMINAL IN
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-664-1358, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Briggs and Stratton Corp. Government technical data includes 11 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-664-1358
Primary Part Number26578
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerBriggs and Stratton Corp
StatusACTIVE
Surface TreatmentZINC OVERALL
Spring Deflection Rate3.000 POUNDS PER INCH MINIMUM AND 4.000 POUNDS PER INCH MAXIMUM LBS
Accommodated Rod Diameter0.125 INCHES NOMINAL IN
Inside Diameter0.375 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Spring Free Outside Diameter0.457 INCHES NOMINAL IN
Spring Free Length1.500 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Spring Solid Length0.563 INCHES NOMINAL IN
Coil Helix DirectionLEFT-HAND
End StyleSPRING END,SQUARED BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5841-00-091-078326578 INTERCHANGEABLE
Gear Assembly
Raytheon Company Dba Raytheon
5330-00-490-635926578 INTERCHANGEABLE
Packing,preformed
Triumph Thermal Systems - Maryland, Inc.
7045-01-515-537205638 INTERCHANGEABLE
Disk,nonflexible
Memorex Corp
Cross-Reference Index
Part NumberManufacturer
26578 PRIMARY Briggs and Stratton Corp (USA)
Related Parts
5841-00-091-0783INTERCHANGEABLE
GEAR ASSEMBLY
26578
5330-00-490-6359INTERCHANGEABLE
PACKING,PREFORMED
26578
7045-01-515-5372INTERCHANGEABLE
DISK,NONFLEXIBLE
05638

Frequently Asked Questions

What is NSN 5360-00-664-1358?

NSN 5360-00-664-1358 is a Spring,helical,compression, manufactured by Briggs and Stratton Corp, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-664-1358?

NSN 5360-00-664-1358 has 1 cross-referenced part number: 26578 (Briggs and Stratton Corp).

What NSN replaces 5360-00-664-1358?

There are 3 known substitutes for 5360-00-664-1358: 5841-00-091-0783, 5330-00-490-6359, 7045-01-515-5372. Verify interchangeability with system specifications before substitution.

What are the specifications of 26578?

Key specifications for 26578: Surface Treatment: ZINC OVERALL; Spring Deflection Rate: 3.000 POUNDS PER INCH MINIMUM AND 4.000 POUNDS PER INCH MAXIMUM LBS; Accommodated Rod Diameter: 0.125 INCHES NOMINAL IN; Inside Diameter: 0.375 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.
PartsTable Design LLC · partstable.com