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Tractor · 1940Unverified

Farmall BN

Name: Farmall BN
Brand: Farmall

Farmall BN — Row-Crop tractor · 17 hp. Reference specifications; pending source verification.

The Farmall BN is a compact tractor model, rated at 17 hp. It was manufactured from 1940 to 1947, and is equipped with a 4-cylinder petrol liquid-cooled engine, paired with a 4-speed gearbox and two-wheel drive. The listed weight of the Farmall BN is 816 kg, and it is designed for tasks involving approximately 200 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

17 hp

Weight

816 kg

Catalogue coverage

Variants represented

Richest spec table

63 rows

Recorded power

17 hp

Recorded weight

816 kg

Transmissions

4-speed gear

Production years

1940-1947

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerFarmall (a part of International Harvester)Reference

Row-Crop tractorReference

FactoriesChicago, Illinois, USAReference

FactoriesLouisville, Kentucky, USAReference

Total built14,967Reference

The Farmall BN used a different rear end and axle that was eight inches narrower than the Farmall B.Reference

Two-wheel driveReference

Manual steeringReference

Mechanical contracting band brakesReference

Open operator stationReference

Variants

Bfull widthReference

BNnarrow treadReference

Engine

International Harvester 1.9L 4-cyl gasolineReference

Fuel tank37.9 LReference

Aux. fuel3.8 LReference

Drawbar (claimed)12.7 kWReference

Belt (claimed)14.2 kWReference

Plows1Reference

International Harvester C-113Reference

gasolineReference

4-cylinderReference

liquid-cooled inlineReference

Displacement1.9 LReference

Bore/Stroke76 x 102 mmReference

Compression5.33:1Reference

Rated RPM1400Reference

Idle RPM900-1400Reference

Firing order1-3-4-2Reference

StartermanualReference

StarterelectricReference

Starter volts6Reference

Oil capacity4.7 LReference

Transmission

4-speed gearReference

TransmissionInternational HarvesterReference

TypegearReference

Gears4 forward and 1 reverseReference

PTO & Hydraulics

TypeIH Pneumatic Lift-AllReference

Rear PTOtransmissionReference

Rear PTO Type540 (1.125)Reference

Dimensions

Wheelbase184 cmReference

Weight816 kgReference

Front tire6.00-12Reference

Rear tire8-24Reference

Ag front6.00-12Reference

Ag rear8-24Reference

Ag front4.00-15Reference

Ag front7.50-10Reference

Ag rear9-24Reference

Ag rear10-24Reference

Ag rear5-30Reference

Length273 cmReference

Height (steering wheel)165 cmReference

Rear tread142 to 213 cmReference

BN Serial Number Location

Right side of seat support frameReference

BN Serial Numbers

1940FABN39715Reference

FAQ: How to read a serial number table.Reference

Capacities

Diameter21 cmReference

Width15 cmReference

RPM1157Reference

Speed784.56 meters/minReference

Electrical

GroundpositiveReference

Charging systemgeneratorReference

Battery volts6Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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