HIWIN
1.6.8.4 Cover caps for mounting holes of rails
The cover caps are used to keep the mounting holes free of chips and dirt. The stand-
ard plastic caps are provided with each rail.
Ø D
H
Table 1.80
Cover caps for mounting holes of rails
Rail
Screw
Plastic
Brass
Article number
Ø D [mm]
Height H [mm]
PMNR05R
—
—
—
—
—
PMNR09R
M3
5-001338
1)
5 - 001340
1)
6,0
1,1
PMNR12R
M3
5-001338
5 - 001340
6,0
1,1
1)
Standard without cover caps, state in order if required. Only possible with cylinder head screws with a low head according to DIN 7984.
1.6.9 Friction
The table shows the maximum frictional resistance of the seals of a block. The values
indicated apply to blocks on uncoated rails. Higher friction forces occur on coated
rails.
Table 1.81
Frictional resistance for standard block
PMN05
0,1
PMN09
0,1
Series/size
Friction force [N]
Series/size
Friction force [N]
PMN12
0,2
Linear Guideways
PM series
68