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Needle roller bearings

Needle roller bearing is a bearing with cylindrical roller. The diameter of cylindrical roller is smaller than its length. The improved roller / raceway profile prevents stress peaks, thereby extending the service life of the bearing.

Basic dimensions							Basic load rating		Speed ratings		Mass	Model
							dynamic	static	Reference speed	Limiting speed		Bearing No.
Fw [mm]	d [mm]	Ew [mm]	D [mm]	B [mm]	C [mm]	U [mm]	C [kN]	C0 [kN]	[r/min]	[r/min]	[kg]
35		40				27	21.42	44.1	10800	11700	0.039	K 35X40X27 TN Bearing
35		42				16	20.97	33.75	9900	11700	0.034	K 35X42X16 Bearing
35		42				18	23.76	39.6	9900	11700	0.034	K 35X42X18 Bearing
35		42				20	26.28	45	9900	11700	0.037	K 35X42X20 Bearing
35		42				30	33.66	61.2	9900	11700	0.067	K 35X42X30 Bearing
35		45				20	31.68	45	9900	10800	0.056	K 35X45X20 Bearing
35		45				30	45.09	72	9900	10800	0.08	K 35X45X30 Bearing
37		42				17	19.44	38.7	9900	11700	0.022	K 37X42X17 Bearing
38		43				17	17.82	35.1	9900	10800	0.029	K 38X43X17 Bearing
38		46				20	30.69	51.3	9000	10800	0.047	K 38X46X20 Bearing
38		46				32	47.07	90	9000	10800	0.076	K 38X46X32 Bearing
40		45				13	15.12	29.25	9000	10800	0.018	K 40X45X13 Bearing
40		45				17	18.45	37.35	9000	10800	0.031	K 40X45X17 Bearing
40		45				27	28.26	66.15	9000	10800	0.046	K 40X45X27 Bearing
40		47				18	25.74	45	9000	9900	0.039	K 40X47X18 Bearing
40		47				20	28.26	51.3	9000	9900	0.042	K 40X47X20 Bearing
40		48				20	31.23	52.65	9000	9900	0.049	K 40X48X20 Bearing
42		47				13	15.48	30.15	9000	9900	0.018	K 42X47X13 Bearing
42		47				17	18.81	38.7	9000	9900	0.032	K 42X47X17 Bearing
42		50				20	30.24	51.3	8550	9900	0.053	K 42X50X20 Bearing
43		48				17	18.81	38.7	8550	9900	0.03	K 43X48X17 Bearing
43		48				27	28.71	68.85	8550	9900	0.05	K 43X48X27 Bearing
45		50				17	19.44	41.85	8100	9000	0.034	K 45X50X17 Bearing
45		50				27	29.7	73.35	8100	9000	0.052	K 45X50X27 Bearing
45		52				18	27.27	51.3	8100	9000	0.042	K 45X52X18 Bearing
45		53				20	33.66	61.2	8100	9000	0.055	K 45X53X20 Bearing
45		53				21	33.21	60.3	8100	9000	0.06	K 45X53X21 Bearing
45		53				28	44.55	88.2	8100	9000	0.081	K 45X53X28 Bearing
45		59				32	62.37	91.8	7650	8550	0.15	K 45X59X32 Bearing
47		52				17	20.16	44.1	8100	9000	0.035	K 47X52X17 Bearing