Martin HM525 Plain Reborable Straight Miter Gear, 5 Diametral Pitch, Right Angle Rotation, 20 deg Pressure Angle, 25 Teeth, 5 in Dia Pitch, 1.115 in W Face, 1.375 to 2.002 in Dia Bore, Carbon Steel
Martin stock miter gears are manufactured from 0.4 carbon steel. The "M" series is furnished unhardened with plain bore. The "HM" series is furnished hardened teeth with plain bore. The "HMK" series is furnished hardened teeth with keyway and setscrew for installation on the shaft. Hardened miter gears have approximately 50% more horsepower capacity and provide greater gear wear than untreated gears. All Martin miter gears are cut with the 20 deg pressure angle system.
Martin Straight Miter Gear, Plain Reborable, 1.375 to 2.002 in Bore Dia, 5.283 in Outside Dia, 1:1 Gear Ratio, 25 Teeth, 5 Diametral Pitch, 5 in, 1.115 in Face Width, Right Angle Direction of Rotation, No Screws, 3-1/2 in Hub Dia, 1-3/4 in Hub Projection, 3 in Overall Length, 20 deg Pressure Angle, Carbon Steel