Dust Unloader Valve Fits White Oliver 1550 1555 1650 1850 1955 Tractors 157990A Farmall The second number begins with

The second number begins with the letter R

Used as a differential brake pinion shaft seal or as a rear axle outer seal: S

239") rod journal size

Fits: GM 2014-2021 2

Industrials: 500

Dust Unloader Valve Fits White Oliver 1550 1555 1650 1850 1955 Tractors 157990A Farmall The second number begins withQuality Aftermarket: Dust Unloader Valve (Vacuator Valve) (For Dry Air Cleaners) Fits: Oliver 1550, 1555, 1650, 1750, 1755, 1850, 1855, 1950, 1955; 1800 Diesel; White 2 135, 2 155, 2 180, 2 70, 2 85; 2 105 SN: 276762 to 297466 Tractors Specifications Fits 3"" diameter pipe Measure before purchasing Replacement Numbers 157990A, 159088A, 162004A