ANVER Vacuum Cups and Suction Cups Model: Small Oval Cup with Snap-On Reusable Fittings Part Number: OC5-15-NBR Vacuum Cup Part Number and Material A Length in. (mm) B Width in. (mm) D O.D. in. (mm) d I.D. in. (mm) H Height in. (mm) Load Capacity Fitting Type Suspension Group OC5-15-NBR (Nitrile) 0.59 (15) 0.20 (5) 0.31 (8) 0.20 (5) 0.47 (12) 0.46 lbs (.21 Kg)