4.0” (DN 100) Fluoroelastomer (Viton) Diaphragm Saunders number 226 4" 3.0” (DN 80) Fluoroelastomer (Viton) Diaphragm MSX Sizes 4" Temp. range -25°C to 200°C Connections Threaded Pin Material Fluoroelastomer (FPM) Certificates USP Class VI, 3.1b, FDA, Viton is a registered trademark of DuPont Performance Elastomers L.L.C. Back to: Diaphragm Direct Saunders Style Ask a question about this product Downloads Datasheet DD40-SFPMEnglish - 337 kB - rev. 01/21/15