Replace EagleBurgmann Type BT-FN - 22 TNG Mechanical Seal Type TG155-22 with conical spring and O-ring pusher construction, the metal parts produced by the seal. Competitive price and wide range of applications have made TG155 mass production seals. Characteristics of a conical spring, unbalanced, circular-shaped impeller structure Torque transmission via a conical spring, regardless of the direction of rotation. Sealing construction in metal parts Recommended applications Centrifugal pump and clean water pump Other rotating equipment. Operating range Shaft diameter: d1=10...40mm Pressure: p=0...1.4Mpa 203psi) Temperature: t=-40°C...180°C (-40°F to 356°F) Sliding speed: Vg≤15m/s(49.2ft/m) Notes: Temperature range, temperature and sliding speed depend on seals combination materials