ANVER Vacuum Cups and Suction Cups Model: Universal Flat Series Part Number: F5-NBR Vacuum Cup Part Number and Material Flared Overall Dia. D Overall Dia. d Fitting Dia. H Static Height A Compressed Height Volume Load Capacity* at 24 in. Hg (609.6mm Hg) [2:1 Safety Factor] lb (kg) Fitting Group (Click Image for More Info) Suspensions Group (Click Image for More Info) F5-NBR (Nitrile) 0.24 in. (6.1 mm) 0.21 in. (5.4 mm) 0.15 in. (3.9 mm) 0.35 in. (9.0 mm) 0.31 in. (8.0 mm) 0.002 in. (0.03 mm) 70 grams