Bushed Roller Chain Sprocket For Bushing Size 1008 For Bushing Type Split Taper For Chain Pitch 1/2 in Material Steel Number of Teeth 14 Outside Diameter 2.49 in Pitch Diameter 2.247 in Chain Number 40 For Number of Strands Single Maximum Bore Diameter 1 in Finish Black Oxide Hub Diameter 1 13/16 in Hub Projection 0.591 in Hub Type One Side Length through Bore 7/8 in Standards ANSI B29.1 BIS Teeth Heat Treatment Hardened Teeth Tooth Width 0.284 in