ANVER Vacuum Cups and Suction Cups VC Series Flat Bonded Vacuum Cups with Suspension Mountings and Vacuum Ports Part Number: VC45-SI Cup No. and Material Flared Overall Dia. in. (mm) A Dia. in. (mm) A’ Dia. in. (mm) C Flex in. (mm) F Height in. (mm) G Flat in. (mm) H Suspension Port Rated Load Weight lb (kg) Adapter Fitting for Suspension SLSA3 Series Suspension VC45-SI (Silicone) 4.6 (117) 4.50 (114) 4.63 (117) 0.38 (10) 1.61 (41) 1.26 (32) 3/8″ NPT 55 lbs (25 Kg)* 0.35 (0.16)