PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B400Tractor,wheeled,aircraft Towing

John Bean Technologies Corporation Dba Jbt Aerotech-Military Programs Div Jbt Aerotech · NSN 1740-01-442-4321 · FSC 1740 · No Item Name Available
Verified by PartsTable
NSN 1740-01-442-4321 — this item is cataloged by the U.S. Government under National Stock Number 1740-01-442-4321. Primary manufacturer part number: B400.
Features
  • Tractor,wheeled,aircraft Towing — FSC 1740
  • Front Wheel Arrangement Characteristic: SINGLE
  • Center to Center Tread Width Between Front Wheels: 95.000 INCHES NOMINAL IN
  • Hinged Frame Steering System: NOT INCLUDED
  • Rear Wheel Arrangement Characteristic: SINGLE
  • Engine Manufacturer Name: CATERPILLAR
  • Engine Type: DIESEL
  • Front Wheel Drive Feature: INCLUDED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Tractor,wheeled,aircraft Towing, cataloged under National Stock Number 1740-01-442-4321, is classified within Federal Supply Class 1740 (No Item Name Available) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The primary manufacturer of record is John Bean Technologies Corporation Dba Jbt Aerotech-Military Programs Div Jbt Aerotech. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1740-01-442-4321
Primary Part NumberB400
Item NameTractor,wheeled,aircraft Towing
FSC / FSG1740 / 17 — No Item Name Available
ManufacturerJohn Bean Technologies Corporation Dba Jbt Aerotech-Military Programs Div Jbt Aerotech
StatusACTIVE
Front Wheel Arrangement CharacteristicSINGLE
Center to Center Tread Width Between Front Wheels95.000 INCHES NOMINAL IN
Hinged Frame Steering SystemNOT INCLUDED
Rear Wheel Arrangement CharacteristicSINGLE
Engine Manufacturer NameCATERPILLAR
Engine TypeDIESEL
Front Wheel Drive FeatureINCLUDED
Rear Wheel Drive FeatureINCLUDED
Center to Center Tread Width Between Rear Wheels95.000 INCHES NOMINAL IN
Rear Wheel Quantity2
Rear Wheel Steerable FeatureNOT INCLUDED
Transmission TypePOWER SHIFT
Personnel Capacity2
Specific UseTOW MILITARY AIRCRAFT WEIGHING UPTO 500,000 POUNDS LBS
Relationship to Similar EquipmentGENERIC MASTER 1740-00-143-8464
Operator Cab All Weather Operation Design FeatureINCLUDED
Type/model DesignationMB-2
Drawbar Pull32000.000 POUNDS NOMINAL LBS
Tow Bar/wheel Chock Stowage ProvisionNOT INCLUDED
Front Wheel Steerable FeatureINCLUDED
Auxiliary Power Servicing EquipmentNOT INCLUDED
Hard Surface Operation LimitationUNLIMITED
Rear Tire TypePNEUMATIC
Front Tire TypePNEUMATIC
Engine Model Number3208
Front Wheel Quantity2
Minimum Underclearance12.000 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5999-00-289-9878301-4498048PC20 INTERCHANGEABLE
Clamp,electrical
Naval Sea Systems Command
5999-00-500-9344B40 INTERCHANGEABLE
Heater,thermal Release
Schneider Electric Usa, Inc. Dba Schneider Electric
5975-00-681-4728 INTERCHANGEABLE
Bushing,electrical Conduit
7920-01-200-7218B-400 INTERCHANGEABLE
Brush,wire,scratch
Ampco Partners, Ltd. Dba Ampco Safety Tools
5955-01-200-8287CY05-01 INTERCHANGEABLE
Crystal Unit,quartz
Eldec Aerospace Corp
6510-01-367-5273B400 INTERCHANGEABLE
Adhesive Liquid,surgical
Factor II, Inc. Dba Factor II Inc
5998-01-455-5701B400 INTERCHANGEABLE
Circuit Card Assembly
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
5975-01-561-2539 INTERCHANGEABLE
Bushing,electrical Conduit
Cross-Reference Index
Part NumberManufacturer
B400 John Bean Technologies Corporation Dba Jbt Aerotech-Military Programs Div Jbt Aerotech (USA)
Related Parts
5999-00-289-9878INTERCHANGEABLE
CLAMP,ELECTRICAL
301-4498048PC20
5999-00-500-9344INTERCHANGEABLE
HEATER,THERMAL RELEASE
B40
5975-00-681-4728INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT
7920-01-200-7218INTERCHANGEABLE
BRUSH,WIRE,SCRATCH
B-400
5955-01-200-8287INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
CY05-01
6510-01-367-5273INTERCHANGEABLE
ADHESIVE LIQUID,SURGICAL
B400
5998-01-455-5701INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
B400
5975-01-561-2539INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT

Frequently Asked Questions

What is NSN 1740-01-442-4321?

NSN 1740-01-442-4321 is a Tractor,wheeled,aircraft Towing, manufactured by John Bean Technologies Corporation Dba Jbt Aerotech-Military Programs Div Jbt Aerotech, classified under FSC 1740 (No Item Name Available). Status: active.

What are the part numbers for NSN 1740-01-442-4321?

NSN 1740-01-442-4321 has 1 cross-referenced part number: B400 (John Bean Technologies Corporation Dba Jbt Aerotech-Military Programs Div Jbt Aerotech).

What NSN replaces 1740-01-442-4321?

There are 8 known substitutes for 1740-01-442-4321: 5999-00-289-9878, 5999-00-500-9344, 5975-00-681-4728 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B400?

Key specifications for B400: Front Wheel Arrangement Characteristic: SINGLE; Center to Center Tread Width Between Front Wheels: 95.000 INCHES NOMINAL IN; Hinged Frame Steering System: NOT INCLUDED; Overall Width: 7.916 FEET NOMINAL FT. 30 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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