PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

74903Retainer,spring

Triumph Engine Control Systems Llc · NSN 5342-00-299-1064 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-00-299-1064 — this item is cataloged by the U.S. Government under National Stock Number 5342-00-299-1064. Primary manufacturer part number: 74903.
Features
  • Retainer,spring — FSC 5342
  • 2 verified cross-references
  • Primary manufacturer: Triumph Engine Control Systems Llc
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Retainer,spring, cataloged under National Stock Number 5342-00-299-1064, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Engine Control Systems Llc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,spring
FSC / FSG5342 — Mount,resilient,weapon System (FSG 53)
ManufacturersTriumph Engine Control Systems Llc (CAGE 11599); Goodrich Control Systems Gmbh (CAGE C0297)
Technical Specifications
ParameterValue
NSN5342-00-299-1064
Primary Part Number74903
Item NameRetainer,spring
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2640-00-801-3117 INTERCHANGEABLE
Valve,pneumatic Tire
4820-01-370-985074903 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
Cross-Reference Index
Part NumberManufacturer
74903 PRIMARY Triumph Engine Control Systems Llc (USA)
74903 Goodrich Control Systems Gmbh (DEU)
Related Parts
2640-00-801-3117INTERCHANGEABLE
VALVE,PNEUMATIC TIRE
4820-01-370-9850INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
74903

Frequently Asked Questions

What is NSN 5342-00-299-1064?

NSN 5342-00-299-1064 is a Retainer,spring, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5342 (Mount,resilient,weapon System). Status: active.

What are the part numbers for NSN 5342-00-299-1064?

NSN 5342-00-299-1064 has 2 cross-referenced part numbers: 74903 (Triumph Engine Control Systems Llc), 74903 (Goodrich Control Systems Gmbh).

What NSN replaces 5342-00-299-1064?

There are 2 known substitutes for 5342-00-299-1064: 2640-00-801-3117, 4820-01-370-9850. Verify interchangeability with system specifications before substitution.

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