PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SP313Spring,helical,compression

Fluid Conditioning Products, Inc. · NSN 5360-00-559-8252 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-559-8252 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-559-8252. Primary manufacturer part number: SP313.
Features
  • Spring,helical,compression — FSC 5360
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Coil Quantity: 12-1/2
  • Bore Diameter: 0.375 INCHES NOMINAL IN
  • Spring Free Length: 1.312 INCHES NOMINAL IN
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Style Designator: CYLINDRICAL
  • Inside Diameter: 0.252 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 5360-00-559-8252, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fluid Conditioning Products, Inc.. Government technical data includes 10 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-559-8252
Primary Part NumberSP313
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerFluid Conditioning Products, Inc.
StatusACTIVE
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Coil Quantity12-1/2
Bore Diameter0.375 INCHES NOMINAL IN
Spring Free Length1.312 INCHES NOMINAL IN
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Style DesignatorCYLINDRICAL
Inside Diameter0.252 INCHES NOMINAL IN
Spring Deflection Rate3.500 POUNDS PER INCH NOMINAL LBS
MaterialSTEEL OVERALL
Spring Free Outside Diameter0.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-518-0238 INTERCHANGEABLE
Transformer,power
1055-01-157-5510SP-313 1.000 INTERCHANGEABLE
Adapter,drive
Norma Pennsylvania Inc. Div Breeze Industrial Products
Cross-Reference Index
Part NumberManufacturer
SP313 PRIMARY Fluid Conditioning Products, Inc. (USA)
859708 Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
Related Parts
5950-00-518-0238INTERCHANGEABLE
TRANSFORMER,POWER
1055-01-157-5510INTERCHANGEABLE
ADAPTER,DRIVE
SP-313 1.000

Frequently Asked Questions

What is NSN 5360-00-559-8252?

NSN 5360-00-559-8252 is a Spring,helical,compression, manufactured by Fluid Conditioning Products, Inc., classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-559-8252?

NSN 5360-00-559-8252 has 2 cross-referenced part numbers: SP313 (Fluid Conditioning Products, Inc.), 859708 (Curtiss-Wright Controls, Inc. Div Actuation Division).

What NSN replaces 5360-00-559-8252?

There are 2 known substitutes for 5360-00-559-8252: 5950-00-518-0238, 1055-01-157-5510. Verify interchangeability with system specifications before substitution.

What are the specifications of SP313?

Key specifications for SP313: Coil Helix Direction: RIGHT-HAND OR LEFT-HAND; Coil Quantity: 12-1/2; Bore Diameter: 0.375 INCHES NOMINAL IN; Spring Free Length: 1.312 INCHES NOMINAL IN. 10 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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