Sixrow
linear recirculating ball bearing and guideway assemblies are available
in 
Figure 1 with differential measurement l = total guideway length Locating face 
Parallelism of raceways 
The parallelism tolerances ╳ 
In systems with Corrotect^{®} coating, there may be deviations in tolerances compared with uncoated units. 
Tolerances: see table; datum dimensions for accuracy: see 
The
tolerances are arithmetic mean values. They relate to the centre point
of the screw mounting or locating surfaces ╳ 
The 
Table 1 Tolerances of accuracy ╳ Deviation of the actual dimension from the nominal dimension as described by tolerances. For monorail systems, the parallel deviation of the reference surfaces within given tolerances. See Running accuracy Dimensional accuracy classes 
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Units with Corrotect^{®} coating 
For these units, the values for the appropriate accuracy ╳ 



Figure 2 
Positional 
The positional and length tolerances ╳ 
The
hole pattern corresponds to 
Figure 3 
Table 3 Length tolerances ╳ See Running accuracy Dimensional accuracy of guideways 
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Table 4 Pieces of joined guideways 
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