model 61811-2Z-Y quality m
≈kg 0.084

size mm

d	55
D	72
B	9
r min	0.3
D1 ≈	-
D2 ≈	68.6
d1 ≈	60.6

installation size mm

da min	57
Da max	70
ra max	0.3

Basic rated load N

live load Cr	9000
dead load Cor	8500

Fatigue limit load Cur/ N	375
limit speed nG /min–1	9000
Reference speed nB/min–1	8000