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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]
14		18				15	8.217	11.25	21600	25200	0.005	K 14X18X15 TN Bearing
14		18				17	9.45	13.14	21600	25200	0.008	K 14X18X17 Bearing
14		20				12	8.91	9.54	21600	25200	0.009	K 14X20X12 Bearing
15		19				10	6.489	8.37	21600	25200	0.005	K 15X19X10 Bearing
15		19				13	7.425	10.08	21600	25200	0.007	K 15X19X13 Bearing
15		19				17	9.72	14.04	21600	25200	0.01	K 15X19X17 Bearing
15		20				13	8.568	10.44	21600	23400	0.007	K 15X20X13 Bearing
15		21				15	12.42	14.67	21600	23400	0.011	K 15X21X15 Bearing
15		21				21	16.83	22.05	21600	23400	0.017	K 15X21X21 Bearing
16		20				10	6.732	9	21600	23400	0.006	K 16X20X10 Bearing
16		20				13	7.722	10.8	21600	23400	0.008	K 16X20X13 Bearing
16		20				17	10.08	15.3	21600	23400	0.01	K 16X20X17 Bearing
16		22				12	9.9	11.25	19800	23400	0.01	K 16X22X12 Bearing
16		22				16	12.78	15.84	19800	23400	0.012	K 16X22X16 Bearing
16		22				20	15.84	20.52	19800	23400	0.017	K 16X22X20 Bearing
16		24				20	18.45	21.24	19800	21600	0.022	K 16X24X20 Bearing
17		21				10	7.029	9.72	19800	23400	0.006	K 17X21X10 Bearing
17		21				13	9.09	13.14	19800	23400	0.007	K 17X21X13 Bearing
17		21				17	10.53	16.47	19800	23400	0.01	K 17X21X17 Bearing
18		22				10	7.281	10.26	19800	21600	0.006	K 18X22X10 Bearing
18		22				13	7.92	11.61	19800	21600	0.008	K 18X22X13 Bearing
18		22				17	10.53	16.47	19800	21600	0.011	K 18X22X17 Bearing
18		24				12	10.89	13.5	18000	21600	0.012	K 18X24X12 Bearing
18		24				13	11.25	13.77	18000	21600	0.013	K 18X24X13 Bearing
18		24				20	17.46	24.3	18000	21600	0.018	K 18X24X20 Bearing
18		25				22	19.8	26.1	18000	21600	0.023	K 18X25X22 Bearing
19		23				13	8.217	12.33	18000	21600	0.008	K 19X23X13 Bearing
19		23				17	10.89	17.37	18000	21600	0.011	K 19X23X17 Bearing
20		24				10	7.722	11.61	18000	19800	0.007	K 20X24X10 Bearing
20		24				13	8.568	13.14	18000	19800	0.009	K 20X24X13 Bearing