SAMCHULLY BT30 BT40 BT50 Milling Chuck Size:BT40 C25 120 Bore Type Round Bore Diameter 422 0505 Bore Type Round Bore Diameter 40 mm Outside Diameter 90 mm Overall Width 23 mm Closure Type Double Shielded Row Type & Fill Slot Single Row Non Fill Slot Snap Ring Included Without Snap Ring Internal Clearance CN Operating Temperature Range 40 to 250 ºF Cage Type Pressed Dynamic Load Capacity 10110 lbf Static Load Capacity 5400 lbf Precision Rating ISO Class 0 Seal Type None Finish Coating Uncoated Bearing Material High Carbon Chrome Steel Cage Material Steel Inner Ring Width 23 010 g Specification values above are for model code MHL2 16D1Z M9BL as published by SMC BT40 C32 120 BT30 C20 75