Product Overview

NATA-NATB-Neede Toller Bearing

IKO Combined Type Needle Roller Bearings are a compact and highly economical solution, combining a radial bearing (Needle Roller Bearing) and a thrust bearing into a single unit.

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Jms Industrial Solution Combined Type Needle Roller Bearings are a compact and highly economical solution, combining a radial bearing (Needle Roller Bearing) and a thrust bearing into a single unit. This design allows them to simultaneously handle heavy radial loads and axial loads, making them ideal for applications requiring high rigidity and load-bearing capacity in a small space.

Shaft dia. (mm)	NATA Model	Mass (g)	NATB Model	Mass (g)	d	D	C	B	rs min	Fw	da min	Da max	C Radial	C Axial	C₀ Radial	C₀ Axial	Speed (min⁻¹)
15	NATA 5902	50.5	NATB 5902	53	15	28	18	20	0.3	20	17	26	7710	1900	10200	2920	20000
17	NATA 5903	55.5	NATB 5903	58.5	17	30	18	20	0.3	22	19	28	8220	2050	11500	3340	18000
20	NATA 5904	111	NATB 5904	115	20	37	23	25	0.3	25	22	35	14300	3810	18400	6110	16000
25	NATA 5905	131	NATB 5905	136	25	42	23	25	0.3	30	27	40	15800	4300	22100	7520	13000
30	NATA 5906	151	NATB 5906	157	30	47	23	25	0.3	35	32	45	17700	4550	26800	8460	11000
35	NATA 5907	250	NATB 5907	260	35	55	27	30	0.6	42	39	51	24000	4890	42100	9870	9500
40	NATA 5908	355	NATB 5908	375	40	62	30	34	0.6	48	44	58	30600	5350	60400	11800	8500
45	NATA 5909	410	NATB 5909	435	45	68	30	34	0.6	55	49	64	32600	5450	68500	12700	7000
50	NATA 5910	420	NATB 5910	445	50	72	30	34	0.6	58	54	68	33600	5660	72500	13600	7000
55	NATA 5911	585	NATB 5911	615	55	80	34	38	1	63	60	75	39500	10400	74400	24700	6500
60	NATA 5912	625	NATB 5912	660	60	85	34	38	1	68	65	80	41800	10700	82200	26700	6000
65	NATA 5913	665	NATB 5913	710	65	90	34	38	1	75	70	85	43800	11000	90200	28700	5500
70	NATA 5914	1070	NATB 5914	1130	70	100	40	45	1	80	75	95	56400	13500	127000	35000	5000