40-8M-20 Timing Pulley with Taper Bore 40 Teeth 8mm Pitch 20mm Wide Tags Dia Over Chain A: 89mm

Dia Over Chain A: 89mm

Fatigue Load Limit: 640kN

Outside dia: 11" inch

have an annular groove and two lubrication holes in both the inner and outer rings

Keyway depth: 3

40-8M-20 Timing Pulley with Taper Bore 40 Teeth 8mm Pitch 20mm Wide Tags Dia Over Chain A: 89mmThese pulleys have equally spaced grooves machined in to the outside diameter, to give correct meshing with the timing belts teeth. The pulley grooves are of a special design to give this correct meshing of the timing belt teeth with minimal friction. All pulleys manufactured have correct minimum meshing tolerances built in and the pitch diameter is always larger than the outsside diameter. Product Description: Number of teeth: 40 Pulley type: 4 Bush