Vacuum Cups and Suction Cups Model: Universal Flat Series Part Number: PFL13-NM Flat Cup, 13mm Flanged (NOMATHANE®) Vacuum Cup/ Suction Cup No. Flared Overall Dia. D Overall Dia. d Fitting Dia. H Static Height Load Capacity* at 24 in. Hg (609.6mm Hg) [2:1 Safety Factor] Recommended Fitting (Click for Info) RFQ Suspension Group for Cups PFL13-NM Flat Cup 13mm Flanged (NOMATHANE®) 0.55 in. (13.8 mm) 0.53 in. (13.35 mm) 0.31 in. (8 mm) 0.48 in. (12.25 mm) 375 grams