KYUNGSEO Dry Industrial Vacuum KV 12SB 40L Knurling Tool Holder Bore Type Round Bore Diameter Lathe Sleeve for CNC Bore Type Round Bore Diameter 150 mm Outside Diameter 270 mm Overall Width 45 mm Closure Type Open Row Type & Fill Slot Single Row Non Fill Slot Snap Ring Included Without Snap Ring Internal Clearance C3 Operating Temperature Range 40 to 250 ºF Cage Type Pressed Dynamic Load Capacity 43830 lbf Static Load Capacity 37760 lbf Precision Rating Class 0 Seal Type None Finish Coating Uncoated Bearing Material High Carbon Chrome Steel Cage Material Steel Inner Ring Width 1 Item # d D B r Static Load Rating Dynamic Load Rating 7219 3 Genuine product sourced through official Korean distribution Check hose diameter (32 38 45 mm) before ordering