Product Overview

NTB-Thrust Needle Roller Bearing

Thrust Bearings consist of a precisely made cage and needle rollers, offering exceptional performance in a compact design. The Thrust Needle Roller Bearings (NTB Series) are engineered for applications requiring high accuracy, speed, and the ability to withstand heavy, fluctuating axial loads.

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Shaft dia. (mm)	Bearing No.	Mass (g)	D (mm)	Dₚ (mm)	s (mm)	B (mm)	rₛ min (mm)	Cᵢ (N)	Cₑ (N)	Basic Dynamic Load Rating C (N)	Basic Static Load Rating C₀ (N)	Allowable Rotational Speed (min⁻¹)
10	NTB 1024	3.3	24	2	1	2.75	0.3	14	22	7820	23900	15000
12	NTB 1226	3.8	26	2	1	2.75	0.3	16	24	8340	26900	13000
15	NTB 1528	4.1	28	2	1	2.75	0.3	18	26	8830	29900	12000
16	NTB 1629	4.3	29	2	1	2.75	0.3	19	27	9070	31400	11000
17	NTB 1730	4.5	30	2	1	2.75	0.3	20	28	9320	32900	10500
18	NTB 1831	4.7	31	2	1	2.75	0.3	21	29	9550	34400	10000
20	NTB 2035	6.1	35	2	1	2.75	0.3	23	33	11700	46500	9000
25	NTB 2542	8.2	42	2	1	3	0.6	29	40	14400	64700	7500
30	NTB 3047	9.4	47	2	1	3	0.6	34	45	15400	73300	6500
35	NTB 3552	10.6	52	2	1	3.5	0.6	39	50	16300	81900	5500
40	NTB 40603	22	60	3	1	3.5	0.6	45	57	24200	108000	5000
45	NTB 4565	24.5	65	3	1	4	0.6	50	62	25900	121000	4500
50	NTB 5070	26.5	70	3	1	4	0.6	55	67	27600	135000	4000
55	NTB 5578	33.5	78	3	1	5	0.6	61	75	32400	171000	4000
60	NTB 6085	38.5	85	3	1	4.75	1	66	82	38200	219000	3500
65	NTB 6590	41.5	90	3	1	5.25	1	71	87	40100	237000	3000
70	NTB 7095	61	95	4	1	5.25	1	75	91	47400	244000	3000
75	NTB 75100	65	100	4	1	5.75	1	80	96	48400	256000	3000
80	NTB 80105	68.5	105	4	1	5.75	1	85	101	49500	267000	2500
85	NTB 85110	72	110	4	1	5.75	1	90	106	50300	279000	2500
90	NTB 90120	92	120	4	1	6.5	1	96	116	64500	394000	2500
100	NTB 100135	119	135	4	1	7	1	107	131	80300	541000	2000
110	NTB 110145	129	145	4	—	7	1	117	141	83200	578000	2000
120	NTB 120155	139	155	4	—	7	1	127	151	87900	634000	1800
130	NTB 130170	225	170	5	—	9	1	137	165	120000	839000	1700