PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30173Seat,helical Compression Spring

Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val · NSN 5340-01-420-8704 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-420-8704 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-420-8704. Primary manufacturer part number: 30173.
Features
  • Seat,helical Compression Spring — FSC 5340
  • 1 verified cross-reference
  • Primary manufacturer: Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-420-8704, 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 - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val. This item has 1 commercial cross-reference 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. Unit of issue: EA.

Catalog Facts
Item NameSeat,helical Compression Spring
FSC / FSG5340 — No Item Name Available (FSG 53)
ManufacturersTriumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val (CAGE 61898)
Technical Specifications
ParameterValue
NSN5340-01-420-8704
Primary Part Number30173
Item NameSeat,helical Compression Spring
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerTriumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5355-00-152-83530L1170 INTERCHANGEABLE
Knob
Caterpillar Inc Div Caterpillar Defense
5940-00-665-9559 INTERCHANGEABLE
Splice,conductor
5910-00-666-835030173 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Cd Snow Hill, Llc
4720-00-673-774752-431 INTERCHANGEABLE
Tubing,nonmetallic
Trico Products Corporation
5999-00-752-4069 INTERCHANGEABLE
Cap,electrical
5330-00-815-111330173 INTERCHANGEABLE
Seal,plain Encased
Dana Corp Spicer Transmission Div
1260-01-138-41123017-3 INTERCHANGEABLE
Switch Assembly,cap
Leidos, Inc. Div Cyber and Information Solutions Services
5325-01-171-907830173 INTERCHANGEABLE
Grommet
Adams Rite Aerospace, Inc
3455-01-232-8411 INTERCHANGEABLE
File,rotary
5330-01-260-488330-173 INTERCHANGEABLE
Gasket Set
Thermo King Corporation Dba Phoenix Global Distirbution.
Cross-Reference Index
Part NumberManufacturer
30173 PRIMARY Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val (USA)
Related Parts
5355-00-152-8353INTERCHANGEABLE
KNOB
0L1170
5940-00-665-9559INTERCHANGEABLE
SPLICE,CONDUCTOR
5910-00-666-8350INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
30173
4720-00-673-7747INTERCHANGEABLE
TUBING,NONMETALLIC
52-431
5999-00-752-4069INTERCHANGEABLE
CAP,ELECTRICAL
5330-00-815-1113INTERCHANGEABLE
SEAL,PLAIN ENCASED
30173
1260-01-138-4112INTERCHANGEABLE
SWITCH ASSEMBLY,CAP
3017-3
5325-01-171-9078INTERCHANGEABLE
GROMMET
30173
3455-01-232-8411INTERCHANGEABLE
FILE,ROTARY
5330-01-260-4883INTERCHANGEABLE
GASKET SET
30-173
6210-01-370-9782INTERCHANGEABLE
LENS,LIGHT
30173
4140-01-406-9921INTERCHANGEABLE
IMPELLER,FAN,CENTRIFUGAL

Frequently Asked Questions

What is NSN 5340-01-420-8704?

NSN 5340-01-420-8704 is a Seat,helical Compression Spring, manufactured by Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-420-8704?

NSN 5340-01-420-8704 has 1 cross-referenced part number: 30173 (Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val).

What NSN replaces 5340-01-420-8704?

There are 12 known substitutes for 5340-01-420-8704: 5355-00-152-8353, 5940-00-665-9559, 5910-00-666-8350 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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