PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21954Spring,helical,compression

Triumph Engine Control Systems Llc · NSN 5360-00-373-0185 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-373-0185 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-373-0185. Primary manufacturer part number: 21954.
Features
  • Spring,helical,compression — FSC 5360
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Load Rating: 1.105 POUNDS NOMINAL LBS
  • Material: STEEL UNS K08500 OVERALL
  • Spring Length Under Load: 0.910 INCHES NOMINAL IN
  • Spring Free Outside Diameter: 0.212 INCHES MAXIMUM IN
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Uns K08500 Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-373-0185, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 14 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-373-0185
Primary Part Number21954
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Material Document and ClassificationQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Load Rating1.105 POUNDS NOMINAL LBS
MaterialSTEEL UNS K08500 OVERALL
Spring Length Under Load0.910 INCHES NOMINAL IN
Spring Free Outside Diameter0.212 INCHES MAXIMUM IN
Inside Diameter0.152 INCHES MINIMUM IN
Spring Solid Outside Diameter0.212 INCHES MAXIMUM IN
Spring Deflection Rate5.500 POUNDS PER INCH NOMINAL LBS
Style DesignatorCYLINDRICAL
Coil Quantity17
Spring Free Length1.110 INCHES NOMINAL IN
Spring Solid Length0.425 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-250-048945860-001-07 INTERCHANGEABLE
Gasket
Terex Usa, Llc Dba Terex Equipment Services
5961-00-911-6015 INTERCHANGEABLE
Transistor
1660-00-943-803121954 INTERCHANGEABLE
Ratchet,transformer
Hamilton Sundstrand Corporation Dba Collins Aerospace
Cross-Reference Index
Part NumberManufacturer
21954 Systemes De Controles Goodrich Ltee (CAN)
21954 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
5330-00-250-0489INTERCHANGEABLE
GASKET
45860-001-07
5961-00-911-6015INTERCHANGEABLE
TRANSISTOR
1660-00-943-8031INTERCHANGEABLE
RATCHET,TRANSFORMER
21954

Frequently Asked Questions

What is NSN 5360-00-373-0185?

NSN 5360-00-373-0185 is a Spring,helical,compression, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-373-0185?

NSN 5360-00-373-0185 has 2 cross-referenced part numbers: 21954 (Systemes De Controles Goodrich Ltee), 21954 (Triumph Engine Control Systems Llc).

What NSN replaces 5360-00-373-0185?

There are 3 known substitutes for 5360-00-373-0185: 5330-00-250-0489, 5961-00-911-6015, 1660-00-943-8031. Verify interchangeability with system specifications before substitution.

What are the specifications of 21954?

Key specifications for 21954: Coil Helix Direction: RIGHT-HAND OR LEFT-HAND; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Load Rating: 1.105 POUNDS NOMINAL LBS. 14 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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