Product Overview

BR-Needle Roller Bearing

Ball Screw Assemblies from IKO provide high-precision linear motion with low friction, excellent positioning accuracy, and smooth operation for industrial automation and machine tools.

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Machined Type Needle Roller Bearings from IKO are highly rigid, caged or full-complement radial bearings with a remarkably low sectional height and large load ratings. The outer ring is made by machining, heat treatment, and grinding, providing stable high rigidity and allowing for easy use even in light alloy housings.

Shaft dia. (mm)	Identification number	Mass (g)	Fw (mm)	D (mm)	C (mm)	Da Max. (mm)	R as max. (mm)	Basic dynamic load rating C (N)	Basic static load rating Co (N)	Allowable rotational speed (min⁻¹)
15.875	BR 101812	49	15.875	28.575	19.05	24.5	0.6	18900	19700	25000
19.05	BR 122012	56	19.05	31.75	19.05	26.5	1	21700	24400	20000
19.05	BR 122016	75	19.05	31.75	25.4	26.5	1	27600	33100	20000
22.225	BR 142212	63	22.225	34.925	19.05	29.7	1	23000	27100	18000
22.225	BR 142216	84.5	22.225	34.925	25.4	29.7	1	29100	36800	18000
25.4	BR 162412	69	25.4	38.1	19.05	32.9	1	25300	31900	16000
25.4	BR 162416	92.5	25.4	38.1	25.4	32.9	1	32100	43300	16000
28.575	BR 182616	102	28.575	41.275	25.4	36	1	34900	49900	14000
28.575	BR 182620	128	28.575	41.275	31.75	36	1	43200	65600	14000
31.75	BR 202816	110	31.75	44.45	25.4	39.2	1	36000	53500	13000
31.75	BR 202820	138	31.75	44.45	31.75	39.2	1	44600	70300	13000
34.925	BR 223016	119	34.925	47.625	25.4	42.4	1	38500	60000	11000
34.925	BR 223020	149	34.925	47.625	31.75	42.4	1	47700	78900	11000
38.1	BR 243316	149	38.1	52.388	25.4	45.1	1.5	43700	66900	11000
38.1	BR 243320	187	38.1	52.388	31.75	45.1	1.5	54200	88200	11000
41.275	BR 263516	158	41.275	55.562	25.4	48.3	1.5	44800	70900	9500
41.275	BR 263520	199	41.275	55.562	31.75	48.3	1.5	55600	93400	9500
44.45	BR 283716	170	44.45	58.738	25.4	51.5	1.5	47500	78900	9000
44.45	BR 283720	215	44.45	58.738	31.75	51.5	1.5	58900	103000	9000
44.45	BR 283820	250	44.45	60.325	31.75	53.1	1.5	58900	103000	9000
47.625	BR 303920	225	47.625	61.912	31.75	54.7	1.5	60100	108000	8500
50.8	BR 324116	190	50.8	65.088	25.4	57.8	1.5	51000	89400	8000
50.8	BR 324120	240	50.8	65.088	31.75	57.8	1.5	63200	118000	8000
57.15	BR 364824	435	57.15	76.2	38.1	69	1.5	90300	158000	7000
57.15	BR 364828	510	57.15	76.2	44.45	69	1.5	105000	191000	7000
63.5	BR 405224	475	63.5	82.55	38.1	74.3	2	94600	174000	6500
63.5	BR 405228	555	63.5	82.55	44.45	74.3	2	110000	210000	6500
69.85	BR 445624	510	69.85	88.9	38.1	80.7	2	98700	189000	5500
69.85	BR 445628	600	69.85	88.9	44.45	80.7	2	114000	228000	5500
76.2	BR 486024	555	76.2	95.25	38.1	87	2	105000	211000	5500
76.2	BR 486028	650	76.2	95.25	44.45	87	2	122000	255000	5500
82.55	BR 526828	990	82.55	107.95	44.45	99.7	2	141000	259000	5000
82.55	BR 526832	1140	82.55	107.95	50.8	99.7	2	154000	290000	5000
88.9	BR 567232	1220	88.9	114.3	50.8	106.1	2	162000	316000	4500
95.25	BR 607632	1290	95.25	120.65	50.8	111.4	2.5	169000	342000	4000
101.6	BR 648032	1370	101.6	127	50.8	117.8	2.5	176000	368000	4000