Propeller shaft.
Propeller shaft of carbon steel. Certificate always available.
The shaft is hollow bored for the tie rod. Lenght of shaft to
be specified. Optional stainless steel shafts. The shaft is
delivered finally machined. Hollow-bored or solid intermediate
shaft with support bearings, coupling flanges And fit bolts
are available to suit various vessel arrangements.
CP propeller.
The propeller blades are made of Ni-Al-Bz in 2-,3-or 4 bladed
design. Besides design for nozzle-and for feathering position.
The propeller hub is made of Mn-Bz and supplied either flange
to the propeller shaft-or for mounting on a taper. The propeller
blades are moved by a tie rod cross head with stainless pins.
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On each pin a movable slipper block is mounted in a milled slot
in the blade foot. The propeller hub is lubricated with water
emulsifying grease. The mechanism of propeller hub consist of
simple mechanical parts. All propellers are available with certificates
from DNV and other Classification Societies.
Sterntube.
Oil lubricated stern tube of steel. Lubricated with oil under
static pressure from the head tank. Complete with bronze backed
white-metal bearings and Deep Sea Seals with inboard seal water-cooled.
Alternative sterntube seal types and grease or water lubrication
optional. Propellers units can be supplied without sterntube and
seals on request.
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