Martin S620BS 1 1/8 Bored-to-Size External Tooth Spur Gear, 6 Diametral Pitch, 14-1/2 deg Pressure Angle, 1-1/2 in W Face, 20 Teeth, 3.33 in Dia Pitch, 1-1/8 in Dia Bore, Steel
Martin stock Spur Gears are available in five different styles. Steel gears are furnished in plain style and plain style with hub. Cast gears are furnished, plain with hub, web with lightening holes and spoke cast gears are machined on all operating surfaces. Martin cast gears are cast with larger hub to provide extra strength and to allow for larger bores.
Martin Spur Gear, Bored-to-Size External Tooth, 1-1/8 in Bore, 3.667 in OD, 20 Teeth, 6 Diametral Pitch, 3.33 in Pitch Diameter, 1-1/2 in Face Width, Type B Hub, 2.844 in Diameter Hub, 7/8 in Hub Projection, 14-1/2 deg Pressure Angle, 1/4 x 1/8 in Keyway, Steel