PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11523Spring,helical,compression

Triumph Thermal Systems - Maryland, Inc. · NSN 5360-00-485-5903 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-485-5903 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-485-5903. Primary manufacturer part number: 11523.
Features
  • Spring,helical,compression — FSC 5360
  • Coil Quantity: 8
  • Spring Free Length: 3.344 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND
  • Inside Diameter: 1.03175 INCHES MINIMUM AND 1.09425 INCHES MAXIMUM IN
  • Material Document and Classification: AMS 5110 ASSN STD 1ST MATERIAL RESPONSE AND AMS 5112 ASSN STD 2ND MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 1080 AND STEEL COMP 1090 OVERALL
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 1080 and Steel Comp 1090 Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-485-5903, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Thermal Systems - Maryland, Inc.. Government technical data includes 10 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-485-5903
Primary Part Number11523
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerTriumph Thermal Systems - Maryland, Inc.
StatusACTIVE
Coil Quantity8
Spring Free Length3.344 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND
Inside Diameter1.03175 INCHES MINIMUM AND 1.09425 INCHES MAXIMUM IN
Material Document and ClassificationAMS 5110 ASSN STD 1ST MATERIAL RESPONSE AND AMS 5112 ASSN STD 2ND MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 1080 AND STEEL COMP 1090 OVERALL
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Style DesignatorCYLINDRICAL
Surface TreatmentCADMIUM OVERALL
Spring Free Outside Diameter1.24175 INCHES MINIMUM AND 1.30425 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-188-3513SPP72-0003 INTERCHANGEABLE
Plug,pipe
Ward Leonard Ct Llc
1560-00-210-931611523 INTERCHANGEABLE
Fairing Assembly,wi
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
4820-00-223-453911523 INTERCHANGEABLE
Valve,relief,pressure and Temper
G.s. Blodgett, Llc Div Blodgett
5340-00-392-7816SM-B-157288 INTERCHANGEABLE
Plate,mending
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5935-00-496-9385 INTERCHANGEABLE
Connector,plug,electrical
4730-00-541-077111523 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Mission Systems Orchard Park Inc
5935-00-557-4410 INTERCHANGEABLE
Socket,plug-in Electronic Compon
4210-00-573-9232CS4210-SR-0700 INTERCHANGEABLE
Carriage Assembly,compressor
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
4940-00-640-3987 INTERCHANGEABLE
Filling Machine,rotary Brush
4935-00-841-642511523 INTERCHANGEABLE
Board Assembly
Emcore Corporation Div Concord Division
Cross-Reference Index
Part NumberManufacturer
11523 PRIMARY Triumph Thermal Systems - Maryland, Inc. (USA)
Related Parts
4730-00-188-3513INTERCHANGEABLE
PLUG,PIPE
SPP72-0003
1560-00-210-9316INTERCHANGEABLE
FAIRING ASSEMBLY,WI
11523
4820-00-223-4539INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
11523
5340-00-392-7816INTERCHANGEABLE
PLATE,MENDING
SM-B-157288
5935-00-496-9385INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
4730-00-541-0771INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
11523
5935-00-557-4410INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
4210-00-573-9232INTERCHANGEABLE
CARRIAGE ASSEMBLY,COMPRESSOR
CS4210-SR-0700
4940-00-640-3987INTERCHANGEABLE
FILLING MACHINE,ROTARY BRUSH
4935-00-841-6425INTERCHANGEABLE
BOARD ASSEMBLY
11523
9340-00-962-0483INTERCHANGEABLE
GLASS,LAMINATED
10187311
6210-00-982-1595INTERCHANGEABLE
LIGHT,INDICATOR

Frequently Asked Questions

What is NSN 5360-00-485-5903?

NSN 5360-00-485-5903 is a Spring,helical,compression, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-485-5903?

NSN 5360-00-485-5903 has 1 cross-referenced part number: 11523 (Triumph Thermal Systems - Maryland, Inc.).

What NSN replaces 5360-00-485-5903?

There are 12 known substitutes for 5360-00-485-5903: 4730-00-188-3513, 1560-00-210-9316, 4820-00-223-4539 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11523?

Key specifications for 11523: Coil Quantity: 8; Spring Free Length: 3.344 INCHES NOMINAL IN; Coil Helix Direction: RIGHT-HAND; Inside Diameter: 1.03175 INCHES MINIMUM AND 1.09425 INCHES MAXIMUM 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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