PS240

• Especially designed for solids containing and highly viscous media
• Springs are protected from the product
• Rugged and reliable design
• No damage of the shaft by dynamically loaded O-Ring
• Universal application
• Variants for sterile operation available
• Increased axial movement
• DiamondFace coating possible
• Spring protection and vibration damping
• Insensitive to temperature changes
• 100 % compatible to HJ9... for l1k

• For unstepped shafts
• Single seal
• Balanced
• Independent of direction of rotation
• Encapsulated rotating spring

• Shaft diameter: d1 = 18 ... 100 mm (0.71" ... 4")
• Pressure: p1*) = vacuum ... 40 bar (vacuum ... 580 PSI)
• Temperature: t = -50 ^oC ... +220 ^oC (-58 ^oF ... +430 ^oF)
• Sliding velocity: vg = 20 m/s (66 ft/s)
• Axial movement:
  d1 = 18 ... 25 mm: ±0,5 mm
  d1 = 28 ... 55 mm: ±0,8 mm
  d1 = 60 ... 100 mm: ±1,0 mm

* An integral stationary seat lock is not needed within the permissible low pressure range. For prolonged operation under vacuum it is necessary to arrange for quenching on the atmospheric side.