Bunt Ø30/40-30mm SBD

Properties:
The bushings have a hardness depth of 0.8–1.0 mm, with hardness of HRC 58-62
Surface-hardened bolts with a tolerance of H7 are recommended in order for these bushings to work well
The bush housings should have a tolerance of H7 (maximum H8)

Technical info:
Steel bushing with grease groove
Ring lubrication groove on inside and outside, outward-pumping spiral lubrication groove on inside