PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

176516Seat,helical Compression Spring

Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division · NSN 5340-00-029-9050 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-029-9050 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-029-9050. Primary manufacturer part number: 176516.
Features
  • Seat,helical Compression Spring — FSC 5340
  • Material: STEEL COMP 8740
  • FSC Application Data: WINCH ASSEMBLY,ACFT
  • Material Document and Classification: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
  • Design Type: SOLID
  • Material Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
  • 1 verified cross-reference
  • Primary manufacturer: Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 8740 construction
General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-029-9050, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-029-9050
Primary Part Number176516
Item NameSeat,helical Compression Spring
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerCurtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division
StatusACTIVE
MaterialSTEEL COMP 8740
FSC Application DataWINCH ASSEMBLY,ACFT
Material Document and ClassificationAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
Design TypeSOLID
Material Hardness Rating25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 1
5960-00-856-8336 INTERCHANGEABLE
Shield,electron Tube
Cross-Reference Index
Part NumberManufacturer
176516 PRIMARY Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division (USA)
Related Parts
5960-00-856-8336INTERCHANGEABLE
SHIELD,ELECTRON TUBE

Frequently Asked Questions

What is NSN 5340-00-029-9050?

NSN 5340-00-029-9050 is a Seat,helical Compression Spring, manufactured by Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-029-9050?

NSN 5340-00-029-9050 has 1 cross-referenced part number: 176516 (Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division).

What NSN replaces 5340-00-029-9050?

There is 1 known substitute for 5340-00-029-9050: 5960-00-856-8336. Verify interchangeability with system specifications before substitution.

What are the specifications of 176516?

Key specifications for 176516: Material: STEEL COMP 8740; FSC Application Data: WINCH ASSEMBLY,ACFT; Material Document and Classification: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE; Design Type: SOLID. 5 total characteristics are documented in the Federal Logistics Information System.

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