Vacuum Cups and Suction Cups Product Photo (Click to Enlarge) Vacuum Cup Part Number and Material D Overall Dia. in. (mm) d Fitting Dia. in. (mm) H Static Height in. (mm) A Compressed Height in. (mm) Volume in. (cm) Capacity* lb. (kg) 2 to 1 Fitting Group Suspensions Group RFQ F10-SITSilicone 0.40 (10.1) 0.19 (4.7) 0.42 (10.6) 0.37 (10.6) 0.003 (0.05) 0.60 (0.3)