Ball Runner Blocks Resist NR II made of corrosion-resistant steel are used particularly in applications involving waterbased media. They are also suitable for environments with a relative humidity of over 70% and temperatures above 30 °C
|Size||Preload class||Seal||Lubrication||Accuracy class||Weight|
|25||C1||DS||Not pre-lubricated, no preservative oil||H||650g|
Size 15: Ø 4 · 1.0 (mm)
Size 20 - 35: Ø 5 · 1.0 (mm)
Open lube port if necessary (see general technical notes and information in the "Maintenance" section).
b) Recommended position for pin holes (dimension E4 see general technical notes and information in the "Installation" section)
Rough-drilled holes may be present here from manufacturing. These may be bored open.
c) Lube nipple, size 15 - 20:
Funnel-type lube nipple DIN 3405-A M3x5, B2 = 1.6 mm
When using different lube nipples, pay attention to the screw-in depth of 5 mm!
Lube nipple, size 25 - 35:
Hydraulic-type lube nipple DIN 71412-A M6x8, B2 = 9.5 mm
When using different lube nipples, pay attention to the screw-in depth of 8 mm!
The lube nipple is included in the scope of delivery (not installed).
Connection is possible on all sides.
d) Sealing plugs may be present here from manufacturing. Remove these prior to mounting.
|B||86.2 mm +0.5|
|Dimension H2 without cover strip||24.25||mm|
|Dimension H2 with cover strip||24.45||mm|
|N6||15.2 mm ±0.5|
|amax (If Fcomb > 2.8 • Fpr : amax = 50 m/s2)||500||m/s²|
|Operating conditions||Operating conditions|
|Permissible ambient temperature (min ... max) (Up to 100 °C permissible for short periods. For operation at negative temperatures, please consult us. )||-10 °C ... +80 °C|
|m (Without friction of seal)||0,002 ... 0,003||kg|