PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N42529Seat,helical Compression Spring

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 5340-01-370-1746 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-370-1746 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-370-1746. Primary manufacturer part number: N42529.
Features
  • Seat,helical Compression Spring — FSC 5340
  • 3 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-370-1746, 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. This item has 3 commercial cross-references 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. Unit of issue: EA.

Catalog Facts
Item NameSeat,helical Compression Spring
FSC / FSG5340 — No Item Name Available (FSG 53)
ManufacturersLeslie Controls, Inc. Dba Leslie Controls Inc (CAGE 35795)
Successor NSN5306-01-633-7610 — Bolt,tee Head
Technical Specifications
ParameterValue
NSN5340-01-370-1746
Primary Part NumberN42529
Item NameSeat,helical Compression Spring
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 3
5306-01-633-761042529-1 SUCCESSOR
Bolt,tee Head
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
5950-00-878-6848SMC523343 INTERCHANGEABLE
Transformer,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2940-01-043-340142529 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
Cross-Reference Index
Part NumberManufacturer
N42529 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
42529 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
29939NITEM8 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
5306-01-633-7610SUCCESSOR
BOLT,TEE HEAD
42529-1
5950-00-878-6848INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
SMC523343
2940-01-043-3401INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42529

Frequently Asked Questions

What is NSN 5340-01-370-1746?

NSN 5340-01-370-1746 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 5340-01-370-1746?

NSN 5340-01-370-1746 has 3 cross-referenced part numbers: N42529 (Leslie Controls, Inc. Dba Leslie Controls Inc), 42529 (Leslie Controls, Inc. Dba Leslie Controls Inc), 29939NITEM8 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 5340-01-370-1746?

There are 3 known substitutes for 5340-01-370-1746: 5306-01-633-7610, 5950-00-878-6848, 2940-01-043-3401. Verify interchangeability with system specifications before substitution.

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