PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4F20040-113ATorque Tube Assembly,aircraft

Lockheed Martin Corp · NSN 1680-00-008-6210 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-008-6210 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-008-6210. Primary manufacturer part number: 4F20040-113A.
Features
  • Torque Tube Assembly,aircraft — FSC 1680
  • 5 verified cross-references
  • Primary manufacturer: Lockheed Martin Corp
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Torque Tube Assembly,aircraft, cataloged under National Stock Number 1680-00-008-6210, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Lockheed Martin Corp. This item has 5 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: Cancelled.

Technical Specifications
ParameterValue
NSN1680-00-008-6210
Primary Part Number4F20040-113A
Item NameTorque Tube Assembly,aircraft
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5330-00-064-6992 INTERCHANGEABLE
Packing,preformed
4820-01-158-7546177452 INTERCHANGEABLE
Guide,valve Stem
Marotta Controls Inc
Cross-Reference Index
Part NumberManufacturer
177452 Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division (USA)
4F90017-119B Lockheed Martin Corp (USA)
4F20040-113A PRIMARY Lockheed Martin Corp (USA)
177452-1 Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division (USA)
4F90017-119A Lockheed Martin Corp (USA)
Related Parts
5330-00-064-6992INTERCHANGEABLE
PACKING,PREFORMED
4820-01-158-7546INTERCHANGEABLE
GUIDE,VALVE STEM
177452

Frequently Asked Questions

What is NSN 1680-00-008-6210?

NSN 1680-00-008-6210 is a Torque Tube Assembly,aircraft, manufactured by Lockheed Martin Corp, classified under FSC 1680 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 1680-00-008-6210?

NSN 1680-00-008-6210 has 5 cross-referenced part numbers: 177452 (Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division), 4F90017-119B (Lockheed Martin Corp), 4F20040-113A (Lockheed Martin Corp), 177452-1 (Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division), 4F90017-119A (Lockheed Martin Corp).

What NSN replaces 1680-00-008-6210?

There are 2 known substitutes for 1680-00-008-6210: 5330-00-064-6992, 4820-01-158-7546. Verify interchangeability with system specifications before substitution.

What are the specifications of 4F20040-113A?

Key specifications for 4F20040-113A: Special Features: ACTUATION SYSTEM,MAIN LANDING GEAR P/N 4F20040. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 1680-00-008-6210 still in active supply?

NSN 1680-00-008-6210 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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