PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

56249Spring,helical,compression

Kleinschmidt Inc · NSN 5360-00-663-3313 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-663-3313 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-663-3313. Primary manufacturer part number: 56249.
Features
  • Spring,helical,compression — FSC 5360
  • Surface Treatment: TIN OVERALL
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Material: STEEL OVERALL
  • Spring Free Outside Diameter: 1.043 INCHES NOMINAL IN
  • Spring Free Length: 0.500 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
  • End Style: SPRING END,GROUND BOTH ENDS
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 5360-00-663-3313, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kleinschmidt Inc. Government technical data includes 9 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
NSN5360-00-663-3313
Primary Part Number56249
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerKleinschmidt Inc
StatusACTIVE
Surface TreatmentTIN OVERALL
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
MaterialSTEEL OVERALL
Spring Free Outside Diameter1.043 INCHES NOMINAL IN
Spring Free Length0.500 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
End StyleSPRING END,GROUND BOTH ENDS
Coil Quantity3-1/2
Inside Diameter0.891 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-196-1464A733S-1CFG INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
1630-00-562-153656-249 INTERCHANGEABLE
Retainer,felt
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
Cross-Reference Index
Part NumberManufacturer
56249 Kleinschmidt Inc (USA)
Related Parts
4730-00-196-1464INTERCHANGEABLE
NIPPLE,PIPE
A733S-1CFG
1630-00-562-1536INTERCHANGEABLE
RETAINER,FELT
56-249

Frequently Asked Questions

What is NSN 5360-00-663-3313?

NSN 5360-00-663-3313 is a Spring,helical,compression, manufactured by Kleinschmidt Inc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-663-3313?

NSN 5360-00-663-3313 has 1 cross-referenced part number: 56249 (Kleinschmidt Inc).

What NSN replaces 5360-00-663-3313?

There are 2 known substitutes for 5360-00-663-3313: 4730-00-196-1464, 1630-00-562-1536. Verify interchangeability with system specifications before substitution.

What are the specifications of 56249?

Key specifications for 56249: Surface Treatment: TIN OVERALL; Coil Helix Direction: RIGHT-HAND OR LEFT-HAND; Material: STEEL OVERALL; Spring Free Outside Diameter: 1.043 INCHES NOMINAL IN. 9 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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