John Crane Type59U Replacement
PTFE wedge,Mutil-Spring construction mechanical seals Type 59U can be adapted wide range of liquids and operating conditions due to extend material options. Type 59U is suitable for use with corrosive fluid media, such as typically corrosives, and chemicals.
Shaft diameter: d1=18…100 mm
Pressure: p=0…1.7Mpa(246.5psi)
Temperature: t = -40 °C ..+200 °C(-40°F to 392°F)
Sliding velocity: Vg≤25m/s(82ft/m)
Notes: The range of preesure,temperature and sliding velocity is depend on seals combination materials