4545-80 Taper Locking Bush 80mm Bore Open and a 143 mm diameter

and a 143 mm diameter over chain

Grease: 1 600

The 61-30 Simplex Taper Lock Sprocket is a premium-quality 30-tooth roller chain sprocket designed for use with 61 Simplex (single-strand) roller chain

Outside length 5784mm

6250 in / 66

4545-80 Taper Locking Bush 80mm Bore Open and a 143 mm diameterTaper bushes are the most convenient and cost effective method of fixing components to a mating shaft without using any special tools. Taper bushes are pre machined with the required bore & keyway size and are supplied complete with locking set screws, thus making savings in time and cost on any machining process. Bore: 80mm Mass: 10. 77kg Keyway: 22x5. 4mm Bush size: 4545 Width: 114mm Diameter: 162mm Tightening Torque (Nm): 190 Set screws quantity: 3