Model-SKF Bearing

Designation	Principal dimensions			Basic load ratings		Speed ratings
Model				dynamic	static	Reference speed	Limiting speed
	d[mm]	D[mm]	B[mm]	C[kN]	C₀[kN]	[r/min]	[r/min]
W1-3/4	44.45	68.28	19.18	29000	65000
4421	44.45	74.63	22.225	42000	94000
FT21	44.45	78.588	20.638	11500	9300
GT21	44.45	78.588	20.638	27100	62000
D21	44.45	78.588	20.65	47000	118000
B21	44.45	78.59	22.22	57400	129000
51109	45	65	14	26500	69000
2909	45	68	16	29000	65000
DL45	45	72	22.5	42000	94000
51209	45	73	20	39000	80000
53209	45	73	21.3	39000	80000
909	45	73	22	47500	104000
4109	45	73	25	47500	104000
53209 + U209	45	78	24	39000	80000
4109-AW	45	78	27	47500	104000
51309	45	85	28	75000	140000
3909	45	85	28	76000	150000
53309	45	85	30.1	75000	140000
53309 + U309	45	90	33	75000	140000
52211	45	90	45	58000	133000
54211	45	90	49.6	58000	133000
1009	45	95	47	132000	225000
509	45	95	50	142000	241000
54211 + U211	45	95	55	58000	133000
51409	45	100	39	123000	222000
52311	45	105	64	102000	207000
54311	45	105	72.6	102000	207000
54311 + U311	45	110	78	102000	207000
52411	45	120	87	167000	315000
4422	46.038	74.63	22.225	42000	94000