PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

821203Spring,helical,compression

Eaton Aerospace, Llc Dba Jackson South · NSN 5360-00-878-4850 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-878-4850 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-878-4850. Primary manufacturer part number: 821203.
Features
  • Spring,helical,compression — FSC 5360
  • Spring Free Outside Diameter: 1.000 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Surface Treatment: PASSIVATE OVERALL
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Material: STEEL COMP 302 OVERALL
  • Style Designator: CYLINDRICAL
  • Spring Solid Length: 0.810 INCHES NOMINAL IN
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 302 Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-878-4850, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 11 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-878-4850
Primary Part Number821203
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Spring Free Outside Diameter1.000 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Surface TreatmentPASSIVATE OVERALL
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
MaterialSTEEL COMP 302 OVERALL
Style DesignatorCYLINDRICAL
Spring Solid Length0.810 INCHES NOMINAL IN
Material Document and ClassificationQQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Spring Free Length1.750 INCHES NOMINAL IN
Spring Deflection Rate80.000 POUNDS PER INCH NOMINAL LBS
Inside Diameter0.760 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5315-00-098-6329 INTERCHANGEABLE
Pin,lifting Bale
6110-00-327-47861512-2A INTERCHANGEABLE
Regulator
Honeywell International, Inc Div Aerospace-Tucson
5910-00-729-6889812-004 INTERCHANGEABLE
Capacitor,variable,plastic Diele
General Instrument Corporation Dba Motorola Div Motorola Mobility - Home Division
Cross-Reference Index
Part NumberManufacturer
821203 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5315-00-098-6329INTERCHANGEABLE
PIN,LIFTING BALE
6110-00-327-4786INTERCHANGEABLE
REGULATOR
1512-2A
5910-00-729-6889INTERCHANGEABLE
CAPACITOR,VARIABLE,PLASTIC DIELE
812-004

Frequently Asked Questions

What is NSN 5360-00-878-4850?

NSN 5360-00-878-4850 is a Spring,helical,compression, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-878-4850?

NSN 5360-00-878-4850 has 1 cross-referenced part number: 821203 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 5360-00-878-4850?

There are 3 known substitutes for 5360-00-878-4850: 5315-00-098-6329, 6110-00-327-4786, 5910-00-729-6889. Verify interchangeability with system specifications before substitution.

What are the specifications of 821203?

Key specifications for 821203: Spring Free Outside Diameter: 1.000 INCHES NOMINAL IN; Coil Helix Direction: RIGHT-HAND OR LEFT-HAND; Surface Treatment: PASSIVATE OVERALL; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS. 11 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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