FAS Type D John Crane® Type 2 Replacement FeaturesSpecificationsQuote Request Features Technical Features Unbalance Non-clogging single spring Bi-directional Elastomer bellows Set screw lock collar available Specifications Materials ROTARY FACES: Carbon Graphite, Silicon Carbide, Tungsten Carbide STATIONARY SEATS: Ceramic, Silicon Carbide, Tungsten Carbide, Stainless Steel BELLOWS: Buna, Viton, EPDM, Aflas, Neoprene METAL PARTS: 304 SS standard or 316 SS option available Operating Parameters Dimensions: 0.500” – 4.750” Max Pressure: 150 PSI / 10 BAR Max Temperature: 160°C / 320°F Velocity: 20 M/S / 4000 FPM Quote Request Request A Quote