PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30740Actuator,steering Ratio Changer

Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val · NSN 1620-01-446-7866 · FSC 1620 · No Item Name Available
Verified by PartsTable
NSN 1620-01-446-7866 — this item is cataloged by the U.S. Government under National Stock Number 1620-01-446-7866. Primary manufacturer part number: 30740.
Features
  • Actuator,steering Ratio Changer — FSC 1620
  • 2 verified cross-references
  • Primary manufacturer: Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Actuator,steering Ratio Changer, cataloged under National Stock Number 1620-01-446-7866, is classified within Federal Supply Class 1620 (No Item Name Available) of the Aircraft Components and Accessories 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1620-01-446-7866
Primary Part Number30740
Item NameActuator,steering Ratio Changer
FSC / FSG1620 / 16 — 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
Verified Substitutes 4
2810-00-118-647255226 INTERCHANGEABLE
Valve,poppet,engine
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
2805-00-725-3371 INTERCHANGEABLE
Piston,internal Combustion Engin
6320-01-411-6610 INTERCHANGEABLE
Indicator,angle
6105-01-416-836330740 INTERCHANGEABLE
Motor,alternating Current
Ace Pump Corp
Cross-Reference Index
Part NumberManufacturer
75-690100-101 The Boeing Company Div Defense (USA)
30740 PRIMARY Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val (USA)
Related Parts
2810-00-118-6472INTERCHANGEABLE
VALVE,POPPET,ENGINE
55226
2805-00-725-3371INTERCHANGEABLE
PISTON,INTERNAL COMBUSTION ENGIN
6320-01-411-6610INTERCHANGEABLE
INDICATOR,ANGLE
6105-01-416-8363INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
30740

Frequently Asked Questions

What is NSN 1620-01-446-7866?

NSN 1620-01-446-7866 is a Actuator,steering Ratio Changer, manufactured by Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val, classified under FSC 1620 (No Item Name Available). Status: active.

What are the part numbers for NSN 1620-01-446-7866?

NSN 1620-01-446-7866 has 2 cross-referenced part numbers: 75-690100-101 (The Boeing Company Div Defense), 30740 (Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val).

What NSN replaces 1620-01-446-7866?

There are 4 known substitutes for 1620-01-446-7866: 2810-00-118-6472, 2805-00-725-3371, 6320-01-411-6610 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30740?

Key specifications for 30740: End Item Identification: AIRCRAFT MODEL AV-8B. 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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