Four Row Tapered Roller Bearings

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Design Variants

Cage

Tolerance

Internal clearance

Four row taper bearings normally features two single raceway outer rings, a double raceway outer rings and two double raceway inner rings,

and two outer spacers and on inner spacer. These bearings can accommodate big radial toads, but the speed ratings are very low. This type bearing is mainly used in heavy-duty machines.

Four row taper bearings normally features two single raceway outer rings, a double raceway outer rings and two double raceway inner rings,
and two outer spacers and on inner spacer. These bearings can accommodate big radial toads, but the speed ratings are very low. This type bearing is mainly used in heavy-duty machines.
DHK four row taper roller bearings are produced with pressed steel cages as standard. For some bigger size bearings, also can be fitted with pin-type steel cages.
For detailed of the tolerance and internal clearance of four row taper roller bearings, please contact to technical department of DHK or specified clear during place an order.
For detailed of the tolerance and internal clearance of four row taper roller bearings, please contact to technical department of DHK or specified clear during place an order.

Dimensions and Parameters

Inquiry	Designation	Boundary dimension[mm]						Mass（kg）	AFBMA	Design	Load ratings[kN]		Calculation factors
Inquiry	Designation	d	D	T	B	r1,r2 Min	r3,r4 Min	Mass（kg）	AFBMA	Design	Dyn Cr	Stat Cor	e	Y1	Y2	Y0	K
	331700	679.450 26.7500	901.7	552.45	552.45	3.3	6.4	975	LM281849D/LM281810/LM280210D	22	11700	35000	0.33	2	3	2	1.76
		679.450 26.7500	35.5	21.75	21.75	0.13	0.25
	331503	682.625 26.8750	965.2	701.675	701.675	3.3	6.4	1750	M282249D/M282210/M282210D	22	17200	49700	0.33	2	3	2	1.76
		682.625 26.8750	38	27.625	27.625	0.13	0.25
	331089	685.800 27.0000	876.3	355.6	352.425	3.3	6.4	530	EE655271D/655345/655346D	21	6820	20600	0.43	1.6	2.3	1.6	1.4
		685.800 27.0000	34.5	14	13.875	0.13	0.25
	BT4B331089A/HA4	685.800 27.0000	876.3	355.6	352.425	3.3	6.4	530	EE655217D/655345/655346D	22	6820	20600	0.43	1.6	2.3	1.6	1.4
		685.800 27.0000	34.5	14	13.875	0.13	0.25
	332098A	708.025 27.8750	930.275	565.15	565.15	3.3	6.4	1030	LM282549D/LM28250/LM282510D	22	12100	37500	0.33	2	3	2	1.76
		708.025 27.8750	36.625	22.25	22.25	0.13	0.25
	331351	710 27.9527	900	410	410	2	5	660	--	22	8250	25200	0.35	1.9	2.9	1.8	1.66
		710 27.9527	35.4331	16.1417	13.1417	0.079	0.197
	330882C	711.200 28.0000	914.4	317.5	317.5	3.3	6.4	525	EE755281D/755360/755361D	21	6600	18400	0.37	1.8	2.7	1.8	1.54
		711.200 28.0000	360000	12.5	12.5	0.13	0.25
	BT4B331358/HA4	714.375 28.1250	1016	704.85	704.85	3.3	6.4	1950	M383240DGW/M383210/M383210D	22	17900	51500	0.35	1.9	2.9	1.8	1.66
		714.375 28.1250	40	27.75	27.75	0.13	0.25
	332244	717.550 28.2500	946.15	565.15	565.15	3.3	6.4	1090	LM282847D/LM282810/LM282810D	22	12800	39000	0.33	2	3	2	1.76
		717.550 28.2500	37.25	22.25	22.25	0.13	0.25
	331752	730 28.7401	940	500	500	3.5	8	925	--	22	11400	35000	0.35	1.9	2.9	1.8	1.68
		730 28.7401	37.0079	19.685	19.685	0.14	0.315
	330803A	730.250 280.7500	1035.05	755.65	755.65	3.2	6.4	2170	M283449DW/M283410/M283410D	22	19400	56100	0.33	2	3	2	1.76
		730.250 280.7500	40.75	29.75	29.75	0.125	0.25
	331616	749.300 29.5000	990.6	605	605	3.2	6.4	1250	LM283649D/LM283610/LM283610D	22	14500	44200	0.33	2	3	2	1.76
		749.300 29.5000	39	23.8189	23.8189	0.125	0.25
	331094A	749.300 29.5000	1066.8	736.6	723.9	SP	12.7	2250	EE325296DGW/325420/325421D	22	19400	57000	0.33	2	3	2	1.77
		749.300 29.5000	42	29	28.5		0.5
	331907	762 30.0000	1066.8	736.6	723.9	SP	12.7	2145	M284148DW/M284111/M284110D	22	19400	57000	0.33	2	3	2	1.76
		762 30.0000	42	29	28.5		0.5
	330676B	762 30.0000	1079.5	787.4	787.4	4.8	12.7	2480	M284249DW/M284210/M284210D	22	20900	63500	0.33	2	3	2	1.76
		762 30.0000	42.5	31	31	0.19	0.5
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