PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7-0519-1Seat,helical Compression Spring

Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc · NSN 5340-01-126-9949 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-126-9949 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-126-9949. Primary manufacturer part number: 7-0519-1.
Features
  • Seat,helical Compression Spring — FSC 5340
  • 2 verified cross-references
  • Primary manufacturer: Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-126-9949, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 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)
ManufacturersTriumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc (CAGE 97415); Nimikkeistokeskus Ncb Finland (CAGE A486G)
Technical Specifications
ParameterValue
NSN5340-01-126-9949
Primary Part Number7-0519-1
Item NameSeat,helical Compression Spring
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerTriumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 5
5950-00-408-478510112510 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
3020-01-352-809310112510 INTERCHANGEABLE
Pulley,timing Belt
General Motors Llc Dba General Motors Llc
2590-01-717-37441488N111 INTERCHANGEABLE
Pad,cushioning
Mcmaster-Carr Supply Co
2590-01-717-37501488N118 INTERCHANGEABLE
Pad,cushioning
Mcmaster-Carr Supply Co
2590-01-717-37521488N706 INTERCHANGEABLE
Pad,cushioning
Mcmaster-Carr Supply Co
Cross-Reference Index
Part NumberManufacturer
7-0519-1 PRIMARY Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc (USA)
10112510 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
5950-00-408-4785INTERCHANGEABLE
TRANSFORMER,POWER
10112510
3020-01-352-8093INTERCHANGEABLE
PULLEY,TIMING BELT
10112510
2590-01-717-3744INTERCHANGEABLE
PAD,CUSHIONING
1488N111
2590-01-717-3750INTERCHANGEABLE
PAD,CUSHIONING
1488N118
2590-01-717-3752INTERCHANGEABLE
PAD,CUSHIONING
1488N706

Frequently Asked Questions

What is NSN 5340-01-126-9949?

NSN 5340-01-126-9949 is a Seat,helical Compression Spring, manufactured by Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-126-9949?

NSN 5340-01-126-9949 has 2 cross-referenced part numbers: 7-0519-1 (Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc), 10112510 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 5340-01-126-9949?

There are 5 known substitutes for 5340-01-126-9949: 5950-00-408-4785, 3020-01-352-8093, 2590-01-717-3744 and 2 more. Verify interchangeability with system specifications before substitution.

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