PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

804-21-1Spring,helical,compression

King Nutronics Corporation Dba King Nutronics · NSN 5360-01-191-0719 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-191-0719 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-191-0719. Primary manufacturer part number: 804-21-1.
Features
  • Spring,helical,compression — FSC 5360
  • Inside Diameter: 0.177 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Spring Free Length: 0.810 INCHES NOMINAL IN
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Coil Quantity: 16
  • Style Designator: CYLINDRICAL
  • Spring Free Outside Diameter: 0.209 INCHES NOMINAL IN
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 5360-01-191-0719, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is King Nutronics Corporation Dba King Nutronics. 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-01-191-0719
Primary Part Number804-21-1
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerKing Nutronics Corporation Dba King Nutronics
StatusACTIVE
Inside Diameter0.177 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Spring Free Length0.810 INCHES NOMINAL IN
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Coil Quantity16
Style DesignatorCYLINDRICAL
Spring Free Outside Diameter0.209 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4710-01-371-254180421-1 INTERCHANGEABLE
Tube,metallic
L3harris Technologies, Inc. Div Space and Airborne Systems
Cross-Reference Index
Part NumberManufacturer
804-21-1 PRIMARY King Nutronics Corporation Dba King Nutronics (USA)
Related Parts
4710-01-371-2541INTERCHANGEABLE
TUBE,METALLIC
80421-1

Frequently Asked Questions

What is NSN 5360-01-191-0719?

NSN 5360-01-191-0719 is a Spring,helical,compression, manufactured by King Nutronics Corporation Dba King Nutronics, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-191-0719?

NSN 5360-01-191-0719 has 1 cross-referenced part number: 804-21-1 (King Nutronics Corporation Dba King Nutronics).

What NSN replaces 5360-01-191-0719?

There is 1 known substitute for 5360-01-191-0719: 4710-01-371-2541. Verify interchangeability with system specifications before substitution.

What are the specifications of 804-21-1?

Key specifications for 804-21-1: Inside Diameter: 0.177 INCHES NOMINAL IN; Material: STEEL OVERALL; Spring Free Length: 0.810 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND 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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