China bearing Manufactuers

Spherical Roller Bearings

Spherical Roller Bearings

21 Series

Quantity:

Part No:21 Series
Product Parameters:

Boundary dimensions(mm)				Basic load ratings(kN)		Limiting speed(rpm)		Mass(Kg)	Bearing Number
d	D	B	rs min	Cr	Cor	Grease	Oil	(Approx.)
40	90	23	1.5	88	90	3,200	4,900	0.705	21308
40	90	23	1.5	88	90	3,200	4,900	0.694	21308K
45	100	25	1.5	102	106	2,900	4,400	0.927	21309
45	100	25	1.5	102	106	2,900	4,400	0.912	21309K
50	110	27	2	118	127	2,600	4,000	1.21	21310
50	110	27	2	118	127	2,600	4,000	1.19	21310K
55	120	29	2	145	163	2,400	3,700	1.71	21311
55	120	29	2	145	163	2,400	3,700	1.69	21311K
60	130	31	2.1	167	191	2,200	3,400	2.1	21312
60	130	31	2.1	167	191	2,200	3,400	2.07	21312K
65	140	33	2.1	194	228	2,000	3,100	2.55	21313
65	140	33	2.1	194	228	2,000	3,100	2.51	21313K
70	150	35	2.1	220	262	1,900	2,900	3.18	21314
70	150	35	2.1	220	262	1,900	2,900	3.14	21314K
75	160	37	2.1	239	287	1,800	2,700	3.81	21315
75	160	37	2.1	239	287	1,800	2,700	3.76	21315K
80	170	39	2.1	260	315	1,700	2,500	4.53	21316
80	170	39	2.1	260	315	1,700	2,500	4.47	21316K
85	180	41	3	289	355	1,600	2,400	5.35	21317
85	180	41	3	289	355	1,600	2,400	5.28	21317K
90	190	43	3	320	400	1,500	2,300	6.3	21318
90	190	43	3	320	400	1,500	2,300	6.21	21318K
95	200	45	3	335	420	1,400	2,100	7.1	21319
95	200	45	3	335	420	1,400	2,100	7	21319K
100	215	47	3	370	465	1,300	2,000	8.89	21320
100	215	47	3	370	465	1,300	2,000	8.78	21320K
110	240	50	3	495	615	1,200	1,800	11.2	21322
110	240	50	3	495	615	1,200	1,800	11.1	21322K