Hygienic End Cap Sleeve Material Stainless Steel Seal Material H-NBR Material Grade 304 Seal Color Blue Standards DGUV Certified EHEDG Certified RoHS Width Across Flats 27 mm Overall Diameter 32.8 mm Thread Size M20 Overall Height 68 mm Inside Height 60 mm Thread Length 25.5 mm Seal Material - Maximum Temperature 150 Degrees C Seal Material - Minimum Temperature -25 Degrees C