Bearing No.	Boundary dimensions(mm)												Mass
	d	B	dk	C1	d2	h	l2	d5	d6	e	rs	α°	Kg
				max	max		max	max			min	≈	≈
SK15ES	15	12	22	10	40	31	51	21	4	2.5	0.3	8	0.12
SK17ES	17	14	25	11	46	35	58	24	4	2.5	0.3	10	0.19
SK20ES	20	16	29	13	53	38	64.5	27.5	4	2.5	0.3	9	0.23
SK25ES	25	20	35.5	17	64	45	77	33.5	4	3	0.6	7	0.43
SK30ES	30	22	40.7	19	73	51	87.5	40	4	3	0.6	6	0.64
SK35ES	35	25	47	21	82	61	102	47	4	3	0.6	6	0.96
SK40ES	40	28	53	23	92	69	115	52	4	4	0.6	7	1.3
SK45ES	45	32	60	27	102	77	128	58	6	5	0.6	7	1.8
SK50ES	50	35	66	30	112	88	144	62	6	5	0.6	6	2.5
SK60ES	60	44	80	38	135	100	167.5	70	6	5	1	6	3.9
SK70ES	70	49	92	42	160	115	195	80	6	6	1	6	6.6
SK80ES	80	55	105	47	180	141	231	95	6	6	1	6	8.7