DescriptionMITER GEAR, 8 DP, 20 PA, 1: 1 R, 32 TEETH, STEELDiametral Pitch8Material & ConditionSTEEL-UNHARDENEDTorque Rating (LB-IN)294 @ 900 RPM MAXKWY/Setscrew/OtherNO KWY OR SETSCREWPitch Diameter (IN)4. 000Outside Diameter (IN)4. 180Mounting Distance3. 625Bore Diameter (IN)1. 000