Vacuum Cups and Suction Cups Model: Universal Flat Series Part Number: F6.5-SI (Silicone) Vacuum Cup/ Suction Cup No. Flared Overall Dia. in. (mm) D Overall Dia. in. (mm) d Fitting Dia. in. (mm) H Static Height in. (mm) Load Capacity* at 24 in. Hg (609.6mm Hg) [2:1 Safety Factor] lb (kg) Recommended Fitting (Click for Info) RFQ Suspension Group for Cups F6.5-SI (Silicone) 0.28 (7.1) 0.26 (6.5) 0.09 (2.2) 0.28 (7.0) 80 grams