Page 56 - Y-bearing-units

Mounting instructions

Table 1
Hexagonal keys to tighten grub screws in inner rings or eccentric locking collars – sizes and tightening torques

SW
SW

Bearing Bearing or unit Bearing or unit Bearing Bearing or unit Bearing or unit
1)
1)
size with metric bore with inch bore size with metric bore with inch bore
Hexagonal Tightening Hexagonal Tightening Hexagonal Tightening Hexagonal Tightening
key size torque key size torque key size torque key size torque
SW SW SW SW
– mm Nm inch Nm – mm Nm inch Nm
Bearings in the YAR series, unit with designation Bearings in the YAT series,
suffix TF, TR units with designation suffix RM
03 3 4 3 /32 4 03 3 4 3 /32 4
04 3 4 1 /8 4 04 3 4 1 /8 4
05 3 4 1 /8 4 05 3 4 1 /8 4
06 3 4 1 /8 4 06 3 4 5 /32 6,5
07 3 4 5 /32 6,5 07 3 4 5 /32 6,5
08 4 6,5 5 /32 6,5 08 3 4 5 /32 6,5
09 4 6,5 5 /32 6,5 09 3 4 5 /32 6,5
10 5 16,5 3 /16 16,5 10 4 6,5 5 /32 6,5
11 5 16,5 3 /16 16,5 11 – – 3 /16 16,5
12 5 16,5 3 /16 16,5 12 – – 3 /16 16,5
13 5 16,5 3 /16 16,5 15 – – 3 /16 16,5
14 5 16,5 7 /32 28,5 16 – – 3 /16 16,5
15 5 16,5 7 /32 28,5 Bearings in the YET or YEL series,
16 5 16,5 7 /32 28,5 units with designation suffix FM or WF
17 6 28,5 – –
03 3 4 1 /8 4
18 6 28,5 – – 04 3 4 1 /8 4
20 6 28,5 – – 05 3 4 1 /8 4
06 4 6,5 5 /32 6,5
07 5 16,5 3 /16 16,5
08 5 16,5 3 /16 16,5
09 5 16,5 3 /16 16,5
10 5 16,5 3 /16 16,5
11 5 16,5 7 /32 28,5
12 5 16,5 7 /32 28,5

1) For example: bearing size 06 includes all bearings based on a Y 206 bearing, such as YAR 206-101-2F, YAR 206-102-2F,
YAR 206-2F, YAR 206-103-2F, YAR 206-104-2F

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