PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A54Spring,helical,compression

Ashcroft Inc Dba Heise · NSN 5360-00-290-8920 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-290-8920 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-290-8920. Primary manufacturer part number: A54.
Features
  • Spring,helical,compression — FSC 5360
  • Style Designator: CYLINDRICAL
  • Spring Deflection Rate: 74.400 POUNDS PER INCH NOMINAL LBS
  • Spring Free Outside Diameter: 1.157 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND
  • Inside Diameter: 0.875 INCHES NOMINAL IN
  • Spring Free Length: 2.625 INCHES NOMINAL IN
  • Coil Quantity: 9-1/4
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 5360-00-290-8920, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ashcroft Inc Dba Heise. 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-290-8920
Primary Part NumberA54
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerAshcroft Inc Dba Heise
StatusACTIVE
Style DesignatorCYLINDRICAL
Spring Deflection Rate74.400 POUNDS PER INCH NOMINAL LBS
Spring Free Outside Diameter1.157 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND
Inside Diameter0.875 INCHES NOMINAL IN
Spring Free Length2.625 INCHES NOMINAL IN
Coil Quantity9-1/4
MaterialSTEEL OVERALL
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5975-00-304-4930 INTERCHANGEABLE
Locknut,electrical Conduit
2825-00-389-9743 INTERCHANGEABLE
Seat,governor Adjus
3030-00-574-7433 INTERCHANGEABLE
Belt,v
3455-00-808-4292 INTERCHANGEABLE
Cutter,milling,end
5962-01-156-1528583R154H55 INTERCHANGEABLE
Microcircuit,linear
Northrop Grumman Support Services Corp
5315-01-333-5105160-A-54 INTERCHANGEABLE
Pin,straight,headed
Ship Street Capital, Llc Dba Edson Corporation
Cross-Reference Index
Part NumberManufacturer
A54 PRIMARY Ashcroft Inc Dba Heise (USA)
Related Parts
5975-00-304-4930INTERCHANGEABLE
LOCKNUT,ELECTRICAL CONDUIT
2825-00-389-9743INTERCHANGEABLE
SEAT,GOVERNOR ADJUS
3030-00-574-7433INTERCHANGEABLE
BELT,V
3455-00-808-4292INTERCHANGEABLE
CUTTER,MILLING,END
5962-01-156-1528INTERCHANGEABLE
MICROCIRCUIT,LINEAR
583R154H55
5315-01-333-5105INTERCHANGEABLE
PIN,STRAIGHT,HEADED
160-A-54

Frequently Asked Questions

What is NSN 5360-00-290-8920?

NSN 5360-00-290-8920 is a Spring,helical,compression, manufactured by Ashcroft Inc Dba Heise, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-290-8920?

NSN 5360-00-290-8920 has 1 cross-referenced part number: A54 (Ashcroft Inc Dba Heise).

What NSN replaces 5360-00-290-8920?

There are 6 known substitutes for 5360-00-290-8920: 5975-00-304-4930, 2825-00-389-9743, 3030-00-574-7433 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A54?

Key specifications for A54: Style Designator: CYLINDRICAL; Spring Deflection Rate: 74.400 POUNDS PER INCH NOMINAL LBS; Spring Free Outside Diameter: 1.157 INCHES NOMINAL IN; Coil Helix Direction: RIGHT-HAND. 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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