Slotted nut NMZ 70x2 for ball screw fixed bearings - Bosch Rexroth R344603404

The slotted nut NMZ secures the fixed bearing on the threaded journal of the screw end: it is screwed onto the M70 x 2 thread, clamps the bearing axially and is tightened to 130 Nm. In operation it takes axial loads up to 305 kN.

The outer diameter is 92 mm, dimension d1 85 mm. It is locked against loosening by set screws, tightening torque 15 Nm. It matches the Bosch Rexroth fixed bearings whose scope of delivery includes a slotted nut NMZ.

Benefits

• M70 x 2 thread for 70 mm screw journals
• Tightening torque 130 Nm
• Axial operating load up to 305 kN
• Locked by set screw, 15 Nm
• Outer diameter 92 mm, d1 85 mm

Installation note

Observe the tightening torques specified by the manufacturer; the slotted nut is mounted on the screw journal together with the fixed bearing.