PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22128N PC 23Seat,helical Compression Spring

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 5340-01-400-0500 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-400-0500 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-400-0500. Primary manufacturer part number: 22128N PC 23.
Features
  • Seat,helical Compression Spring — FSC 5340
  • Material Document and Classification: ASTM B16 ASSN STD SINGLE MATERIAL RESPONSE
  • Material: COPPER ALLOY 360
  • 2 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Copper Alloy 360 construction
General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-400-0500, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-400-0500
Primary Part Number22128N PC 23
Item NameSeat,helical Compression Spring
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Material Document and ClassificationASTM B16 ASSN STD SINGLE MATERIAL RESPONSE
MaterialCOPPER ALLOY 360
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 7
5133-00-203-6468 INTERCHANGEABLE
Drill,twist
5950-00-238-64651097-1 INTERCHANGEABLE
Coil,radio Frequency
Drs Signal Solutions, Inc.
6150-00-402-29990157-0093 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Phaostron Instrument and Electronic Company
5136-00-729-5677 INTERCHANGEABLE
Tap,thread Cutting
5985-00-874-2162261D1204 INTERCHANGEABLE
Antenna
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
1095-01-238-23971534AS379 INTERCHANGEABLE
Liner,insulative
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
4820-01-292-675110971 INTERCHANGEABLE
Valve,pressure Equalizing,gaseou
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
Cross-Reference Index
Part NumberManufacturer
10971 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
22128N PC 23 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
5133-00-203-6468INTERCHANGEABLE
DRILL,TWIST
5950-00-238-6465INTERCHANGEABLE
COIL,RADIO FREQUENCY
1097-1
6150-00-402-2999INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
0157-0093
5136-00-729-5677INTERCHANGEABLE
TAP,THREAD CUTTING
5985-00-874-2162INTERCHANGEABLE
ANTENNA
261D1204
1095-01-238-2397INTERCHANGEABLE
LINER,INSULATIVE
1534AS379
4820-01-292-6751INTERCHANGEABLE
VALVE,PRESSURE EQUALIZING,GASEOU
10971

Frequently Asked Questions

What is NSN 5340-01-400-0500?

NSN 5340-01-400-0500 is a Seat,helical Compression Spring, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-400-0500?

NSN 5340-01-400-0500 has 2 cross-referenced part numbers: 10971 (Leslie Controls, Inc. Dba Leslie Controls Inc), 22128N PC 23 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 5340-01-400-0500?

There are 7 known substitutes for 5340-01-400-0500: 5133-00-203-6468, 5950-00-238-6465, 6150-00-402-2999 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 22128N PC 23?

Key specifications for 22128N PC 23: Material Document and Classification: ASTM B16 ASSN STD SINGLE MATERIAL RESPONSE; Material: COPPER ALLOY 360. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com