PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5020373Spring,helical,compression

Naval Sea Systems Command · NSN 5360-01-138-0455 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-138-0455 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-138-0455. Primary manufacturer part number: 5020373.
Features
  • Spring,helical,compression — FSC 5360
  • Inside Diameter: 0.180 INCHES MINIMUM IN
  • Spring Solid Outside Diameter: 0.330 INCHES MAXIMUM IN
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Spring Free Length: 3.447 INCHES NOMINAL IN
  • Spring Deflection Rate: 30.000 POUNDS PER INCH NOMINAL LBS
  • Style Designator: CYLINDRICAL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-01-138-0455, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 8 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-01-138-0455
Primary Part Number5020373
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Inside Diameter0.180 INCHES MINIMUM IN
Spring Solid Outside Diameter0.330 INCHES MAXIMUM IN
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Spring Free Length3.447 INCHES NOMINAL IN
Spring Deflection Rate30.000 POUNDS PER INCH NOMINAL LBS
Style DesignatorCYLINDRICAL
Coil Quantity29
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-287-1706SAE J512 3-3-3 040401BA INTERCHANGEABLE
Tee,tube
Sae International Dba Sae International
4820-01-515-18352HA308 INTERCHANGEABLE
Cartridge,needle Valve
Oshkosh Defense Llc
Cross-Reference Index
Part NumberManufacturer
5020373 PRIMARY Naval Sea Systems Command (USA)
Related Parts
4730-00-287-1706INTERCHANGEABLE
TEE,TUBE
SAE J512 3-3-3 040401BA
4820-01-515-1835INTERCHANGEABLE
CARTRIDGE,NEEDLE VALVE
2HA308

Frequently Asked Questions

What is NSN 5360-01-138-0455?

NSN 5360-01-138-0455 is a Spring,helical,compression, manufactured by Naval Sea Systems Command, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-138-0455?

NSN 5360-01-138-0455 has 1 cross-referenced part number: 5020373 (Naval Sea Systems Command).

What NSN replaces 5360-01-138-0455?

There are 2 known substitutes for 5360-01-138-0455: 4730-00-287-1706, 4820-01-515-1835. Verify interchangeability with system specifications before substitution.

What are the specifications of 5020373?

Key specifications for 5020373: Inside Diameter: 0.180 INCHES MINIMUM IN; Spring Solid Outside Diameter: 0.330 INCHES MAXIMUM IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Coil Helix Direction: RIGHT-HAND OR LEFT-HAND. 8 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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