PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A51C9005-9Actuator,electro-Mechanical,line

Northrop Grumman Systems Corporation · NSN 1680-01-166-4929 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-01-166-4929 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-166-4929. Primary manufacturer part number: A51C9005-9.
Features
  • Actuator,electro-Mechanical,line — FSC 1680
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY THE SOURCE CONTROL DWG NO.
  • 4 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Actuator,electro-Mechanical,line, cataloged under National Stock Number 1680-01-166-4929, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1680-01-166-4929
Primary Part NumberA51C9005-9
Item NameActuator,electro-Mechanical,line
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY THE SOURCE CONTROL DWG NO.
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-237-7016U48 INTERCHANGEABLE
Gasket
W.w. Grainger, Inc. Div Government Sales Division
4730-00-814-5268A-387 INTERCHANGEABLE
Coupling,tube
Mueller Brass Co Sub of Sharon Steel Corp an Nvf Co
6520-01-256-5021U-48 INTERCHANGEABLE
Crown,dental,temporary
3m Company Div 3m Espe Div.
Cross-Reference Index
Part NumberManufacturer
A51C9005-9 Northrop Grumman Systems Corporation (USA)
U48 Mpc Products Corporation Dba Woodward Mpc, Inc. (USA)
A51C9005-9 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems (USA)
A51C9005-9 Northrop Grumman Systems Corporation (USA)
Related Parts
5330-00-237-7016INTERCHANGEABLE
GASKET
U48
4730-00-814-5268INTERCHANGEABLE
COUPLING,TUBE
A-387
6520-01-256-5021INTERCHANGEABLE
CROWN,DENTAL,TEMPORARY
U-48

Frequently Asked Questions

What is NSN 1680-01-166-4929?

NSN 1680-01-166-4929 is a Actuator,electro-Mechanical,line, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-01-166-4929?

NSN 1680-01-166-4929 has 4 cross-referenced part numbers: A51C9005-9 (Northrop Grumman Systems Corporation), U48 (Mpc Products Corporation Dba Woodward Mpc, Inc.), A51C9005-9 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems), A51C9005-9 (Northrop Grumman Systems Corporation).

What NSN replaces 1680-01-166-4929?

There are 3 known substitutes for 1680-01-166-4929: 5330-00-237-7016, 4730-00-814-5268, 6520-01-256-5021. Verify interchangeability with system specifications before substitution.

What are the specifications of A51C9005-9?

Key specifications for A51C9005-9: Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY THE SOURCE CONTROL DWG NO.. 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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