FAS Type-Y1 John Crane® Type 8B-1 Replacement FeaturesSpecificationsQuote Request Features Technical Features Balanced Multi-spring Bi-directional Dynamic O-ring Specifications Materials ROTARY FACES: Carbon Graphite, Silicon Carbide, Tungsten Carbide STATIONARY SEATS: Ceramic, Silicon Carbide, Tungsten Carbide O-RINGS: Buna, Viton, EPDM, Aflas, Neoprene METAL PARTS: 316 SS SPRINGS: Hastelloy C-276 Operating Parameters Dimensions: 0.500” – 4.000” Max Pressure: 435 PSI / 30 BAR Max Temperature: 160°C – 320°F Velocity: 25 M/S – 4500 FPM Quote Request Request A Quote
