250B3 V-belt pulley 3 groove B or SPB diameter 257 mm Kramp

Part number 250B3
Unit Each
Long description Pulleys standard profile SPB - 3 grooves
Application - Construction machines
- Forestry machinery
- Agricultural machinery
- Mechanical engineering
Technical information - Hub bore, keyway and tapped hole are optional
Recommended minimum diameter of the v-belt pulley:
- For VB17 - 112 mm
- For SPB - 140 mm
- For XPB - 112 mm
O Outside diameter 257 mm
P Pitch diameter 250 mm
Hub diameter 80 mm
L Hub width 60 mm
B Working width 63 mm
Type 4
d Max. bore diameter 20 mm
Contains spokes Yes
Max. speed 30 m/s
Material Cast iron
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