Farmall BN


Farmall BN tractor photo
1940 - 1947
Row-Crop tractor
Production
ManufacturerFarmall (a part of International Harvester)
Row-Crop tractor
FactoriesChicago, Illinois, USA
 Louisville, Kentucky, USA
Total built14,967
The Farmall BN used a different rear end and axle that was eight inches narrower than the Farmall B.
Variants
Bfull width
BNnarrow tread
Farmall BN Engine
International Harvester 1.9L 4-cyl gasoline
Fuel tank10 gal
37.9 L
Aux. fuel1 gal
3.8 L
Engine details ...
Farmall BN Power
PTO (claimed)16 hp
11.9 kW
Plows1 *16-inch
Mechanical
Two-wheel drive
Manual steering
Mechanical external contracting band brakes
Open operator station
Power Take-off (PTO)
Rear RPM540
Dimensions & Tires
Wheelbase72.75 inches
184 cm
Weight1800 lbs
816 kg
Front tire6x12
Full dimensions and tires ...
BN Serial Number Location
Farmall BN serial number location
Right side of seat support frame
BN Serial Numbers
1940FABN39715

FAQ: How to read a serial number table.
Belt Pulley
Diameter8.5 inches
21 cm
Width6 inches
15 cm
RPM1157
Speed2574 ft/min
784.56 meters/min
Page information
Peter Easterlund - owner of TractorData.com
Copyright 2023 TractorData.com®
TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999.
Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on March 24, 2023
©2000-2023 - TractorData.com®. Notice: Every attempt is made to ensure the data listed is accurate. However, differences between sources, incomplete listings, errors, and data entry mistakes do occur. Consult official literature from the manufacturer before attempting any service or repair.