Spherical Roller Bearing

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Description And Technical diameters

select	Designations		Dimensions			Basic load ratings		Fatigue load limit	Speed ratings		Install Dimensions					Abutment and illet dimensions				Calculation factors				Permissible acceleration for oil lubrication		Mass
	cylindrical bore	tapered bore	d	D	B	dynamic C	static C0	Pu	Reference speed	Limiting speed	d2 ≈	D1 ≈	b	K	r1,2 min	da min	da max	Da max	ra max	e	Y1	Y2	Y0	rotational	linear	kg
	cylindrical bore	tapered bore	mm	mm	mm	KN	KN	KN	r/min	r/min	d2 ≈	D1 ≈	b	K	r1,2 min	mm	da max	Da max	ra max	e	Y1	Y2	Y0	m/s2	linear	kg
	240/1120 BC	–	1120	1580	462	22936	49000	2750	20	35	1259	1436	104	15	9.5	1154	–	1546	8	0.28	2.4	3.6	2.5	–	–	2770
	238/1180 CAFA/W20	238/1180 CAKFA/W20	1180	1420	180	6778	18600	1080	170	320	1264	1355	–	12	6	1203	–	1397	5	0.11	6.1	9.1	6.3	–	–	575
	239/1180 CAF/W33	239/1180 CAKF/W33	1180	1540	272	13076	31000	1660	150	300	1305	1439	22.3	12	7.5	1208	–	1512	6	0.16	4.2	6.3	4	–	–	1400
	249/1180 CAF/W33	249/1180 CAK30F/W33	1180	1540	355	15751	40500	2160	130	240	1297	1422	22.3	12	7.5	1208	–	1512	6	0.2	3.4	5	3.2	–	–	1800
	240/1180 CAF/W33	240/1180 CAK30F/W33	1180	1660	475	25471	58500	3050	130	220	1325	1507	22.3	12	9.5	1200	–	1626	8	0.26	2.6	3.9	2.5	–	–	3320
	230/1250 CAF/W33	230/1250 CAKF/W33	1250	1750	375	21256	45000	2320	130	240	1415	1611	22.3	12	9.5	1284	–	1716	8	0.19	3.6	5.3	3.6	–	–	2840
	249/1320 CAF/W33	249/1320 CAK30F/W33	1320	1720	400	18714	49000	2500	110	200	1449	1589	22.3	12	7.5	1348	–	1692	6	0.21	3.2	4.8	3.2	–	–	2500
	248/1500 CAFA/W20	248/1500 CAK30FA/W20	1500	1820	315	14684	45000	2400	110	220	1612	1719	–	12	7.5	1528	–	1792	6	0.15	4.5	6.7	4.5	–	–	1710
	248/1800 CAFA/W20	248/1800 CAK30FA/W20	1800	2180	375	20274	63000	3050	75	140	1932	2060	–	12	9.5	1834	–	2146	8	0.15	4.5	6.7	4.5	–	–	2900
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