PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5440Spring Assembly,compensator

Eaton Aerospace, Llc Dba Jackson South · NSN 4320-00-558-0167 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-558-0167 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-558-0167. Primary manufacturer part number: 5440.
Features
  • Spring Assembly,compensator — FSC 4320
  • 3 verified cross-references
  • Primary manufacturer: Eaton Aerospace, Llc Dba Jackson South
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring Assembly,compensator, cataloged under National Stock Number 4320-00-558-0167, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSpring Assembly,compensator
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersEaton Aerospace, Llc Dba Jackson South (CAGE 90166); Eaton Aerospace, Llc Dba Jackson South (CAGE 62983)
Technical Specifications
ParameterValue
NSN4320-00-558-0167
Primary Part Number5440
Item NameSpring Assembly,compensator
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5340-00-129-946010359-SS-1032-7 INTERCHANGEABLE
Handle,bow
Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware
5960-00-158-4841B5441A INTERCHANGEABLE
Electron Tube
Unisys Corporation Dba Unisys Corp
5315-00-234-1664MS24665-495 INTERCHANGEABLE
Pin,cotter
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5935-00-442-19475M1099-001 INTERCHANGEABLE
Connector,receptacle,electrical
The Boeing Company Div Defense
7025-00-617-0255703502 INTERCHANGEABLE
Magnetic Disk,data
Xidex Corp
6240-00-752-2424 INTERCHANGEABLE
Lamp,incandescent
2520-00-848-0530 INTERCHANGEABLE
Support
6625-01-034-3269MIS-28706/1TY2 INTERCHANGEABLE
Oscilloscope
Us Army Aviation and Missile Command
5950-01-038-1649292-7375-P1 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon Co
7125-01-084-695425300 INTERCHANGEABLE
Cabinet,storage
Safeco Incorporated
Cross-Reference Index
Part NumberManufacturer
5440 Eaton Aerospace, Llc Dba Jackson South (USA)
DS-922268 Eaton Aerospace, Llc Dba Jackson South (USA)
DS-922268 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5340-00-129-9460INTERCHANGEABLE
HANDLE,BOW
10359-SS-1032-7
5960-00-158-4841INTERCHANGEABLE
ELECTRON TUBE
B5441A
5315-00-234-1664INTERCHANGEABLE
PIN,COTTER
MS24665-495
5935-00-442-1947INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5M1099-001
7025-00-617-0255INTERCHANGEABLE
MAGNETIC DISK,DATA
703502
6240-00-752-2424INTERCHANGEABLE
LAMP,INCANDESCENT
2520-00-848-0530INTERCHANGEABLE
SUPPORT
6625-01-034-3269INTERCHANGEABLE
OSCILLOSCOPE
MIS-28706/1TY2
5950-01-038-1649INTERCHANGEABLE
TRANSFORMER,POWER
292-7375-P1
7125-01-084-6954INTERCHANGEABLE
CABINET,STORAGE
25300
6550-01-142-9474INTERCHANGEABLE
TEST STRIPS AND COLOR CHART,BILI
5440
5950-01-145-2494INTERCHANGEABLE
TRANSFORMER,POWER
K5440

Frequently Asked Questions

What is NSN 4320-00-558-0167?

NSN 4320-00-558-0167 is a Spring Assembly,compensator, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-558-0167?

NSN 4320-00-558-0167 has 3 cross-referenced part numbers: 5440 (Eaton Aerospace, Llc Dba Jackson South), DS-922268 (Eaton Aerospace, Llc Dba Jackson South), DS-922268 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 4320-00-558-0167?

There are 12 known substitutes for 4320-00-558-0167: 5340-00-129-9460, 5960-00-158-4841, 5315-00-234-1664 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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