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Four-row tapered roller bearings

Tapered roller bearings have an outer ring and an inner ring assembly. The outer ring consists of an outer ring, and the inner ring assembly consists of an inner ring, a roller and a cage. This bearing structure adapts to combined loads and provides low friction during operation.

Basic dimensions				Basic load rating		Speed ratings		Mass	Model
				dynamic	static	Reference speed	Limiting speed		Bearing No.
d [mm]	D [mm]	B [mm]	T [mm]	C [kN]	C0 [kN]	[r/min]	[r/min]	[kg]
750	950	410	410	410					BT4-8048 E/C725 Bearing
750	1130	690	690	690					BT4B 328376/HA4 Bearing
785	1010	600	600	600					BT4-8121 E/C600 Bearing
825.5	1168.4	844.55	844.55	844.55					BT4B 331066 A/HA4 Bearing
863.6	1219.1	876.3	889	889					BT4B 330742 A/HA4 Bearing
863.6	1130.3	669.925	669.925	669.925					BT4B 331123 DG/HA1 Bearing
877.888	1220	844.55	844.55	844.55					BT4B 332981/HA4 Bearing
938.212	1270	825.5	825.5	825.5					330726 A Bearing
1001	1360	800	800	800					BT4B 334031 AG/HA4 Bearing
1001	1360	800	800	800					BT4B 334031/HA4C1800 Bearing
1070.001	1399.997	889.762	889.762	889.762					BT4B 328100/HA4 Bearing
1300	1720	840	840	840					BT4-8150 G/HA4 Bearing
287.5	440	330.3	284	284					BT4B 332997 B/HA1 Bearing
287.5	440	330.3	284	284					BT4B 332997/HA1 Bearing
368.294	523.875	411.162	366.712	366.712					BT4B 334056 B/HA1 Bearing
384.175	546.1	437.96	384.175	384.175					BT4B 334048/HA1 Bearing
391.071	550	428.625	384.175	384.175					BT4B 328305/HA1 Bearing
400	540	330	295	295					332297 Bearing
400	540	295	330	330					BT4-8050/HA1 Bearing
406.445	565.201	409.575	365.125	365.125					BT4B 332813 B/HA1C425 Bearing
415.925	590.55	479.96	419.1	419.1					BT4B 334047/HA1 Bearing
431.8	571.5	366.713	320.675	320.675					331999 Bearing
450	595	388	352	352					BT4-8053/HA1 Bearing
482.6	647.7	436.5	401.638	401.638					BT4-8052/HA1 Bearing
555.233	761.873	692.15	536.575	536.575					BT4B 334125/HA1 Bearing
770	1040	800	650	650					BT4B 334099/HA4 Bearing
872.769	1181.1	714.375	628.65	628.65					BT4B 332786/HA4 Bearing
872.847	1181.1	714.375	628.65	628.65					BT4B 328956/HA4 Bearing