PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

521-1929019 PIECE 58Spring,helical,compression

Puget Sound Naval Shipyard and Intermediate Maintence Facility · NSN 5360-01-235-0203 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-235-0203 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-235-0203. Primary manufacturer part number: 521-1929019 PIECE 58.
Features
  • Spring,helical,compression — FSC 5360
  • Inside Diameter: 0.667 INCHES NOMINAL IN
  • Spring Free Length: 6.625 INCHES NOMINAL IN
  • Material: STEEL UNS K08500 OVERALL
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Material Document and Classification: ASTM A228 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Spring Free Outside Diameter: 0.837 INCHES NOMINAL 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 5360-01-235-0203, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Puget Sound Naval Shipyard and Intermediate Maintence Facility. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-01-235-0203
Primary Part Number521-1929019 PIECE 58
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerPuget Sound Naval Shipyard and Intermediate Maintence Facility
StatusACTIVE
Inside Diameter0.667 INCHES NOMINAL IN
Spring Free Length6.625 INCHES NOMINAL IN
MaterialSTEEL UNS K08500 OVERALL
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Material Document and ClassificationASTM A228 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Spring Free Outside Diameter0.837 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Spring Solid Length2.295 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5935-00-283-2056119582 INTERCHANGEABLE
Connector,receptacle,electrical
Bryant Electric
5930-00-629-2439011-1711 INTERCHANGEABLE
Switch,pressure
Ranco Inc Ranco Controls Div
5310-00-763-8901 INTERCHANGEABLE
Nut,plain,hexagon
4720-01-020-2575AE1002208E0080 INTERCHANGEABLE
Hose Assembly,nonmetallic
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5310-01-081-469021FK-820 INTERCHANGEABLE
Nut,self-Locking,hexagon
Sps Technologies, Llc Dba PB Fasteners
3020-01-392-792332394 INTERCHANGEABLE
Gear Set,spur,matched
Oberdorfer Foundries Inc
1005-01-628-470532394 INTERCHANGEABLE
Rod,cleaning,small Arms
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
6350-01-667-4451855T-G24TL3 INTERCHANGEABLE
Alarm,audible-Visual
Rockwell Automation Inc Dba Rockwell Automation
Cross-Reference Index
Part NumberManufacturer
521-1929019 PIECE 58 PRIMARY Puget Sound Naval Shipyard and Intermediate Maintence Facility (USA)
3239-4 Puget Sound Naval Shipyard and Intermediate Maintence Facility (USA)
Related Parts
5935-00-283-2056INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
119582
5930-00-629-2439INTERCHANGEABLE
SWITCH,PRESSURE
011-1711
5310-00-763-8901INTERCHANGEABLE
NUT,PLAIN,HEXAGON
4720-01-020-2575INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
AE1002208E0080
5310-01-081-4690INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
21FK-820
3020-01-392-7923INTERCHANGEABLE
GEAR SET,SPUR,MATCHED
32394
1005-01-628-4705INTERCHANGEABLE
ROD,CLEANING,SMALL ARMS
32394
6350-01-667-4451INTERCHANGEABLE
ALARM,AUDIBLE-VISUAL
855T-G24TL3

Frequently Asked Questions

What is NSN 5360-01-235-0203?

NSN 5360-01-235-0203 is a Spring,helical,compression, manufactured by Puget Sound Naval Shipyard and Intermediate Maintence Facility, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-235-0203?

NSN 5360-01-235-0203 has 2 cross-referenced part numbers: 521-1929019 PIECE 58 (Puget Sound Naval Shipyard and Intermediate Maintence Facility), 3239-4 (Puget Sound Naval Shipyard and Intermediate Maintence Facility).

What NSN replaces 5360-01-235-0203?

There are 8 known substitutes for 5360-01-235-0203: 5935-00-283-2056, 5930-00-629-2439, 5310-00-763-8901 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 521-1929019 PIECE 58?

Key specifications for 521-1929019 PIECE 58: Inside Diameter: 0.667 INCHES NOMINAL IN; Spring Free Length: 6.625 INCHES NOMINAL IN; Material: STEEL UNS K08500 OVERALL; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS. 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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