Page 656 - SKF-bearing-housings

Trunnion bearing housings for grinding mills

Mounting Eye bolts and lifting holes
FSDR .. K housings have a cast hole in each
FSDR .. K housings must be mounted properly integral flange on the cap and one M 16 eye
using the appropriate tools and state of the art bolt in each cover half († fig. 11) for
mechanical mounting methods. safe, easy handling. The labyrinth rings
Mounting instructions for the housings are are equipped with adjustable eye bolts
available on request. (VLBG 0.63t M 10 with bolt, except for size
49/1320, which has M 10 eye bolts) that can
be removed after mounting.
Torque specifications
The M 24 cover bolts supplied with all hous-
ings should be tightened to 665 Nm. The cover Supporting the housing
bolts are in accordance with ISO 4014. FSDR housings require two stops, one on each
The M 12 labyrinth ring bolts (in accordance side of the housing, to accommodate loads
with ISO 4017) supplied with the labyrinth acting parallel to the housing support surface.
seals should be tightened to 80 Nm.
Cap bolts should be tightened to the torque
values listed in table 3 on page 649.
For information about attachment bolts,
refer to Attachment bolt recommendations on
page 649.

Ventilating valves
The ventilating valves should be installed on
top of the housing cap for use when the hous-
ing is in operation. The holes for the valves are
plugged on delivery.

Fig. 11
Eye bolts

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