PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

654960Spring,helical,compression

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5360-00-200-5821 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-200-5821 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-200-5821. Primary manufacturer part number: 654960.
Features
  • Spring,helical,compression — FSC 5360
  • Inside Diameter: 0.219 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Coil Quantity: 5
  • End Style: SPRING END,GROUND BOTH ENDS
  • Spring Free Length: 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
  • Spring Free Outside Diameter: 0.277 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
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 5360-00-200-5821, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 8 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-200-5821
Primary Part Number654960
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Inside Diameter0.219 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Coil Quantity5
End StyleSPRING END,GROUND BOTH ENDS
Spring Free Length0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
Spring Free Outside Diameter0.277 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Coil Helix DirectionLEFT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-227-2825 INTERCHANGEABLE
Bearing,roller,needle
6525-01-112-4006 INTERCHANGEABLE
Film,radiographic
Cross-Reference Index
Part NumberManufacturer
654960 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
244619 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
3110-00-227-2825INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
6525-01-112-4006INTERCHANGEABLE
FILM,RADIOGRAPHIC

Frequently Asked Questions

What is NSN 5360-00-200-5821?

NSN 5360-00-200-5821 is a Spring,helical,compression, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-200-5821?

NSN 5360-00-200-5821 has 2 cross-referenced part numbers: 654960 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 244619 (Lockheed Martin Corporation Div Rms - Mitchel Field).

What NSN replaces 5360-00-200-5821?

There are 2 known substitutes for 5360-00-200-5821: 3110-00-227-2825, 6525-01-112-4006. Verify interchangeability with system specifications before substitution.

What are the specifications of 654960?

Key specifications for 654960: Inside Diameter: 0.219 INCHES NOMINAL IN; Material: STEEL OVERALL; Coil Quantity: 5; End Style: SPRING END,GROUND BOTH ENDS. 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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