Select a Product Part NumberMaterialFlange Size DVF-B160GE304 stainless steel, FKM O-ring, Aluminum Spacer RingISO160 DVF-B200GE304 stainless steel, FKM O-ring, Aluminum Spacer RingISO200 DVF-B63GE304 stainless steel centering ring, FKM O-ring, Aluminum Spacer RingISO63 DVF-B80GE304 stainless steel, FKM O-ring, Aluminum Spacer RingISO80 DVF-B100GE304 stainless steel, FKM O-ring, Aluminum Spacer RingISO100