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Needle roller bearings > Heavy duty needle roller bearings > NA49 Series

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Tel：0086-29-88332871
Fax：0086-29-88338589
E-mail：tang@hthbearing.com
Address：Room 1101, Block 9 Taihua Jinmao International Plaza, No.16 South of Fenghui Road, High-tech Zone, Xi’an, Shaanxi Province, China

Product size and parameters

Bearing Number	Boundary dimensions(mm)				Basic load ratings(N)		Limiting speeds(rpm)	Mass(g)
WN	d	Fw	D	B	Cr	Cor	Oil	(Approx.)
NA49/22	22	28	39	17	12996	19175	14360	76
NA49/28	28	32	45	17	13900	20100	13832	90.7
NA49/32	32	40	52	20	19000	32600	11134	150
NA4900	10	14	22	13	8006	9000	23700	21
NA4901	12	16	24	13	5047	6352	20000	25.1
NA4902	15	20	28	13	6447	9053	18800	32
NA4903	17	22	30	13	7010	10010	17000	32.8
NA4904	20	25	37	17	11912	16594	16200	70.2
NA4905	25	30	42	17	13452	20475	13832	76
NA4907	35	42	55	20	19800	41500	11134	151
NA4908	40	48	62	22	31036	63873	8567	123
NA4909	45	50	68	22	37000	96500	8052	260
NA4910	50	58	72	22	41000	72000	7526	264
NA4911	55	63	80	25	50600	96580	7156	386
NA4912	60	68	85	25	52800	110500	6022	412
NA4913	65	72	90	25	57500	110500	6022	435
NA4914	70	80	100	30	79000	154000	5111	712
NA4915	75	85	105	30	82000	158000	5111	765
NA4916	80	90	110	30	81000	170500	5111	870
NA4917	85	100	120	35	111000	237000	4600	1250
NA4918	90	105	125	35	114000	250000	4400	1312
NA4919	95	110	130	35	116000	260000	4200	1371
NA4920	100	115	140	40	120000	2740000	4000	1900
NA4922	110	125	150	40	132000	290000	3700	2070
NA4924	120	135	165	45	181000	890000	3400	2860
NA4926	130	150	180	50	223000	470000	3100	3900
NA4928	140	160	190	50	209000	500000	2900	4150

Product

About us

Address：Room 1101, Block 9 Taihua Jinmao International Plaza, No.16 South of Fenghui Road, High-tech Zone, Xi’an, Shaanxi Province, China
Direct Call：0086-29-88332871
EXT Call：0086-29-88324190/88329857
ext 8001- 8015
Fax：0086-29-88338589
E-mail：tang@hthbearing.com