RN series
RN series
SWT/RN series
SWT/RN series lock nut is square, which is applicable for the bearing supporting seat. Inner thread and end surface are manufactured at the same time to ensure the precision of the composition.
Material: 42CrMo,45#, 40Cr
Hardness: HRC28°—32°
Thread Precision: ISO4H
Run Out: 0.005mm
