Basic dimensions (mm)					Bearing Numbers			Load ratings KN		Weight kg
d	D	B	A1	A	Basic number	Shielded type	Sealed type	Cr	Cor
4.763	19.56	7.87	7.93	11.86	RM1	ZZ	2RS	1650	1140	0.012
9.525	30.73	11.1	12.7	18.24	RM2	ZZ	2RS	8260	2650	0.004
11.999	45.72	15.88	19.05	26.98	RM3	ZZ	2RS	5530	5200	0.136
15.001	59.94	19.05	25.4	34.93	RM4	ZZ	2RS	16250	9200	0.285