PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

177521Housing,actuator

Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division · NSN 1680-00-171-7543 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-171-7543 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-171-7543. Primary manufacturer part number: 177521.
Features
  • Housing,actuator — FSC 1680
  • 1 verified cross-reference
  • Primary manufacturer: Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Housing,actuator, cataloged under National Stock Number 1680-00-171-7543, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division. 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.

Technical Specifications
ParameterValue
NSN1680-00-171-7543
Primary Part Number177521
Item NameHousing,actuator
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerCurtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6240-00-889-17991157 INTERCHANGEABLE
Lamp,incandescent
American National Standards Institute Incorporated Dba American National Standards Institute
Cross-Reference Index
Part NumberManufacturer
177521 PRIMARY Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division (USA)
Related Parts
6240-00-889-1799INTERCHANGEABLE
LAMP,INCANDESCENT
1157

Frequently Asked Questions

What is NSN 1680-00-171-7543?

NSN 1680-00-171-7543 is a Housing,actuator, manufactured by Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-00-171-7543?

NSN 1680-00-171-7543 has 1 cross-referenced part number: 177521 (Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division).

What NSN replaces 1680-00-171-7543?

There is 1 known substitute for 1680-00-171-7543: 6240-00-889-1799. Verify interchangeability with system specifications before substitution.

What are the specifications of 177521?

Key specifications for 177521: End Item Identification: ACFT MODEL C-5A A. 1 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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