NSN 1680-00-496-0255 · NIIN 004960255 · Part number 5901-145C
Thomas Instrument, Incorporated · FSC 1680 — Miscellaneous Aircraft Accessories and Components · FSG 16 — Aircraft Components and Accessories · CAGE 5H860
Government record, cited
NSN 1680-00-496-0255 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-496-0255. Manufacturer of record part number: 5901-145C.
Manufacturer of record: Thomas Instrument, Incorporated
Identification
NSN: 1680-00-496-0255
NIIN: 004960255
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 5901-145C
Manufacturer: Thomas Instrument, Incorporated
General Description
The Torque Tube Assembly,aircraft, cataloged under National Stock Number 1680-00-496-0255, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Thomas Instrument, Incorporated. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1680-00-496-0255
Primary Part Number
5901-145C
Item Name
Torque Tube Assembly,aircraft
FSC / FSG
1680 / 16 — Miscellaneous Aircraft Accessories and Components
Manufacturer
Thomas Instrument, Incorporated
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
1680-00-496-02565901-141CPOSSIBLE MATCH
TORQUE TUBE ASSEMBLY,AIRCRAFT
Possible match (shared part number)Warner Robins Air Logistics Center
1680-00-496-02575901-157CPOSSIBLE MATCH
TORQUE TUBE ASSEMBLY,AIRCRAFT
Possible match (shared part number)Warner Robins Air Logistics Center
1680-00-496-02605901-153DPOSSIBLE MATCH
TORQUE TUBE ASSEMBLY,AIRCRAFT
Possible match (shared part number)Warner Robins Air Logistics Center
1680-00-496-02615901-151DPOSSIBLE MATCH
TORQUE TUBE ASSEMBLY,AIRCRAFT
Possible match (shared part number)Essner Precision Manufacturing Llc Dba Precision Manufacturing Co of Fort Worth
1680-00-496-02875901-149CPOSSIBLE MATCH
TORQUE TUBE ASSEMBLY,AIRCRAFT
Possible match (shared part number)Essner Precision Manufacturing Llc Dba Precision Manufacturing Co of Fort Worth
1680-00-496-02885901-147DPOSSIBLE MATCH
TORQUE TUBE ASSEMBLY,AIRCRAFT
Possible match (shared part number)Essner Precision Manufacturing Llc Dba Precision Manufacturing Co of Fort Worth
NSN 1680-00-496-0255 is a Torque Tube Assembly,aircraft, manufactured by Thomas Instrument, Incorporated, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
What part numbers are listed for NSN 1680-00-496-0255?
NSN 1680-00-496-0255 has 1 manufacturer part number on file: 5901-145C (Thomas Instrument, Incorporated).
What NSN replaces 1680-00-496-0255?
6 possible matches (shared part number, not a government interchangeability claim): 1680-00-496-0256, 1680-00-496-0257, 1680-00-496-0260. Verify interchangeability with system specifications before substitution.
What are the specifications of 5901-145C?
Key specifications for 5901-145C: Special Features: OVERALL LENGTH OF THE ASSEMBLY IS 25.670 INCHES LONG. END IS 19 TOOTH-32/64 PITCH SPLINE 0.5938 PITCH DIA. 30 DEG. PRESSURE ANGLE. ASSEMBLY CONSISTS OF 17 PARTS PLUS AS REQUIRED ITEMS; NEXT HIGHER ASSEMBLY IS ACTUATOR ASSY - TRAILING EDGE FLAP IN; Part Name Assigned by Controlling Agency: TORQUE TUBE AND U-JOINT ASSEMBLY; End Item Identification: C5 AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1680-00-496-0255 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 1680-00-496-0255?
NSN 1680-00-496-0255 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.