© Siemens AG 2015 FLENDER Standard Couplings Flexible Couplings — RUPEX Series General information RUPEX pin and bush coupling types RWN Coupling made of grey cast iron RWS Coupling made of steel RWB Coupling made of grey cast iron with brake drum or brake disk RBS Coupling made of steel with brake drum or brake disk RFN Coupling made of grey cast iron in flange-shaft variant RFS Coupling made of steel in flange-shaft variant RUPEX pin and bush coupling types on request All Coupling with axial backlash limitation All Coupling with pretensioned buffers All Coupling with lengthened pins and spacer sleeves RKS Coupling for engaging/disengaging during standstill RWNH, RWSH Coupling with extension piece Further application-related coupling types are available.
Dimen- sion sheets for and information on these are available on re- quest. RBM Coupling with lengthened pins for sliding rotor motors RAK Coupling combination RUPEX with ARPEX all-steel membrane coupling G_MD10_EN_00091 G_MD10_XX_00093 G_MD10_EN_00092 up to size 360 from size 400 Types RWN/RWS – One-sided arrangement of pins and buffers Types RWN/RWS – Alternate-sided arrangement of pins and buffers 8 G_MD10_XX_00094 Types RWB/RBS with brake drum Types RWB/RBS with brake disk G_MD10_XX_00095 Types RFN, RFS 8/3 Siemens MD 10.1 · 2015 Type Description Type Description