PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

56539Spring,helical,compression

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 5360-00-083-6249 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-083-6249 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-083-6249. Primary manufacturer part number: 56539.
Features
  • Spring,helical,compression — FSC 5360
  • Bore Diameter: 0.620 INCHES NOMINAL IN
  • Spring Free Outside Diameter: 0.593 INCHES MINIMUM AND 0.607 INCHES MAXIMUM IN
  • Coil Quantity: 10-1/2
  • Material: STEEL UNS K15590 OVERALL
  • Coil Helix Direction: LEFT-HAND
  • Spring Solid Outside Diameter: 0.593 INCHES NOMINAL IN
  • Spring Free Length: 1.750 INCHES NOMINAL IN
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Uns K15590 Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-083-6249, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. Government technical data includes 13 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
NSN5360-00-083-6249
Primary Part Number56539
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Bore Diameter0.620 INCHES NOMINAL IN
Spring Free Outside Diameter0.593 INCHES MINIMUM AND 0.607 INCHES MAXIMUM IN
Coil Quantity10-1/2
MaterialSTEEL UNS K15590 OVERALL
Coil Helix DirectionLEFT-HAND
Spring Solid Outside Diameter0.593 INCHES NOMINAL IN
Spring Free Length1.750 INCHES NOMINAL IN
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Inside Diameter0.423 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
Spring Solid Length0.903 INCHES NOMINAL IN
Spring Deflection Rate65.000 POUNDS PER INCH NOMINAL LBS
Style DesignatorCYLINDRICAL
Material Document and ClassificationQQ-W-412,COMP 1,TYPE 2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5305-00-588-0937SM-B-187575 INTERCHANGEABLE
Screw,machine
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
1680-01-018-186356539 INTERCHANGEABLE
Cap Assembly,buffet Lavatory Tan
Shaw Development, Llc
Cross-Reference Index
Part NumberManufacturer
56539 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
5305-00-588-0937INTERCHANGEABLE
SCREW,MACHINE
SM-B-187575
1680-01-018-1863INTERCHANGEABLE
CAP ASSEMBLY,BUFFET LAVATORY TAN
56539

Frequently Asked Questions

What is NSN 5360-00-083-6249?

NSN 5360-00-083-6249 is a Spring,helical,compression, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-083-6249?

NSN 5360-00-083-6249 has 1 cross-referenced part number: 56539 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 5360-00-083-6249?

There are 2 known substitutes for 5360-00-083-6249: 5305-00-588-0937, 1680-01-018-1863. Verify interchangeability with system specifications before substitution.

What are the specifications of 56539?

Key specifications for 56539: Bore Diameter: 0.620 INCHES NOMINAL IN; Spring Free Outside Diameter: 0.593 INCHES MINIMUM AND 0.607 INCHES MAXIMUM IN; Coil Quantity: 10-1/2; Material: STEEL UNS K15590 OVERALL. 13 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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