PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

145191Seat,helical Compression Spring

Meggitt North Hollywood Inc · NSN 5340-01-140-4206 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-140-4206 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-140-4206. Primary manufacturer part number: 145191.
Features
  • Seat,helical Compression Spring — FSC 5340
  • 2 verified cross-references
  • Primary manufacturer: Meggitt North Hollywood Inc
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-140-4206, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Meggitt North Hollywood Inc. This item has 2 commercial cross-references from 2 manufacturers, 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)
ManufacturersNimikkeistokeskus Ncb Finland (CAGE A486G); Meggitt North Hollywood Inc (CAGE 79318)
Technical Specifications
ParameterValue
NSN5340-01-140-4206
Primary Part Number145191
Item NameSeat,helical Compression Spring
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerMeggitt North Hollywood Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 3
5305-00-014-5191 INTERCHANGEABLE
Screw,tapping
4935-00-943-805414519-1 INTERCHANGEABLE
Board Extender
Drs C3 & Aviation Company Dba Drs Data & Imaging Systems
5998-01-694-324014519-1 INTERCHANGEABLE
Circuit Card Assembly
Coda Octopus Engineering, Inc.
Cross-Reference Index
Part NumberManufacturer
10112724 Nimikkeistokeskus Ncb Finland (FIN)
145191 PRIMARY Meggitt North Hollywood Inc (USA)
Related Parts
5305-00-014-5191INTERCHANGEABLE
SCREW,TAPPING
4935-00-943-8054INTERCHANGEABLE
BOARD EXTENDER
14519-1
5998-01-694-3240INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
14519-1

Frequently Asked Questions

What is NSN 5340-01-140-4206?

NSN 5340-01-140-4206 is a Seat,helical Compression Spring, manufactured by Meggitt North Hollywood Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-140-4206?

NSN 5340-01-140-4206 has 2 cross-referenced part numbers: 10112724 (Nimikkeistokeskus Ncb Finland), 145191 (Meggitt North Hollywood Inc).

What NSN replaces 5340-01-140-4206?

There are 3 known substitutes for 5340-01-140-4206: 5305-00-014-5191, 4935-00-943-8054, 5998-01-694-3240. Verify interchangeability with system specifications before substitution.

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