9.4 Shaft sealing ring
Shaft sealing rings are available as accessory. The shaft sealing rings in‐
crease the IP protection within the output shaft.
Retrofitting must be done on the customer side. The proper function requires
proper mounting.
Motor
Order no. Designation
MSM019 R911311237 SUP-M01-MSM020-OILSEAL
MSM031 R911311238 SUP-M01-MSM030-OILSEAL
MSM041 R911311239 SUP-M01-MSM040-OILSEAL
Tab. 9-3: Accessories MSM Shaft sealing ring
Fig. 9-8: Mounting accessories radial shaft sealing ring MSM
Mounting notes:
● Clean the place of the radial shaft sealing ring.
● Slide the radial shaft sealing ring over the shaft and observe that the key
does not damage the sealing lip.
● Slowly slight the radial shaft sealing ring by means of mounting tools on‐
to the motor.
● Grease the radial shaft sealing ring.
Bosch Rexroth AG DOK-MOTOR*-MSM********-DA05-EN-P50/61
Synchronous Servomotors MSM
Assembly accessory
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