ProfiSeal propellershaft

20 – 90 mm, water or oil lubricated

Technical Features

  • water or oil lubricated facetype seals
  • seawater resistant also in in aluminium-version, for open or closed sterntube-systems
  • easy installation
  • high lifetime even in extremely dirty waters
  • no shaft-wear like with radial type seals due to facetype design
  • allowed axial shaft movement: +/- 5mm
  • allowed radial shaft movement: +/- 2mm

Operating Limits

  • shaft diameter max 20 bis 90 mm
  • medium to be sealed seawater, oil etc.
  • medium temprature seawater -5° to +40° C
  • oil -5° to +70° C
  • operating pressure (p) 0,1 to 1,5 bar*
  • gliding speed max. 10 m/s
  • flushing / cooling approx. 2,5 l/h per mm shaft diameter

*Applications above 0,5 bar have to be clearified technically with the manufacturer.

Type Approvals

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Technical Data


shaft diameters 20 – 90 mm, Dimensions (mm)

D d1 d2 d3 d4 L1 L2 L3
20
25
74 105 90
Pneumostop available from 50 mm
64 8
Pneumostop available from 50 mm
30
35
87 120 105 68
40
45
97 130 115
50
55
112 140 125 145 40
60 135 170 150 170 72 10
70 145 180 160 180
80 155 190 170 190 73
90 165 200 180 200

Other shaft sizes (D) and Imperial Sizes on Request

Optional

Pneumostop Unit, inflatable stand still seal, available from shaft diameter 50 mm, Pmax. = 7 bar Pneumostop should not be inflated while shaft turnsair inlet should normally be open.