EE420800D/EE420801/421451CD Four-Row Tapered Roller Bearing

Min. Order:	1 Piece/Pieces
Payment Terms:	L/C, T/T, WU
Supply Ability:	100000 Piece/Pieces per Month
Place of Origin:	Zhejiang

Company Profile

NINGBO RUNNING BEARINGS CO.,LTD.

Location:	Ningbo, Zhejiang, China (Mainland)
Business Type:	Manufacturer, Trading Company

Product Detail

Model No.:	EE420800D/EE420801/421451CD
Means of Transport:	Ocean, Air
Brand Name:	RNB OR NATURAL
Number of Row:	Four row
Type:	Roller bearing
Material of race:	GCr15SiMn-GB/T18254
Material of roller:	GCr15SiMn-GB/T18254
Precision:	Class 2
Production Capacity:	100000 Piece/Pieces per Month
Packing:	RNB OR Industrial packing
Delivery Date:	35 days

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Product Description

Four-Row Tapered Roller Bearings EE420800D/EE420801/421451CD

Four-row tapered roller bearings provide maximum capacity in minimum space, combining the inherent high-load, radial/thrust capacity and direct/indirect mounting variables of tapered roller bearings.

Their main application is on the roll necks of rolling mill equipment.All four-row bearings are supplied as pre-set matched assemblies with all components identified to ensure correct installation sequence.

Four-Row Tapered Roller Bearings

TQO (Straight Bore Four-Row Assembly)
Applications: Low- and medium-speed rolling mills

TQOW (Straight Bore with Cone Face Lubrication Slots)
Applications: Low- and medium-speed rolling mills

TQIT (Tapered Bore Four-Row Assembly)
Applications:Roll necks of high-speed rolling mills

Boundary Dimensions												Basicload ratings		Designations	Mass
d		D		T		B		r_min(Axial)	r_min(Radial)	r_1min(Axial)	r_1min(Radial)	Cr	Cor		kg
mm	in	mm	in	mm	in	mm	in	mm				KN			kg
133.35	5.25	196.85	7.75	193.675	7.625	193.675	7.625	1.5	1.5	3.3	3.3	970	2370	K67390D/K67322-K67322D	20.2
177.8	7	247.65	9.75	192.088	7.562	192.088	7.5625	1.5	1.5	3.3	3.3	1070	3000	K67791DGW/K67720-K67721D	28.6
187.325	7.375	269.875	10.625	211.138	8.3125	211.138	8.3125	1.5	1.5	3.3	3.3	1570	3430	KM238849D/KM238810-KM238810D	41.5
190.5	7.5	266.7	10.5	187.325	7.375	188.912	7.4375	1.5	1.5	3.3	3.3	1280	3200	67885D/67820-67820D	32.9
198.438	7.8125	284.162	11.1875	225.425	8.875	225.425	8.875	1.5	1.5	3.3	3.3	1280	3200	M240648DD/M240611-M240611D	32.9
203.2	8	317.5	12.5	266.7	10.5	266.7	10.5	1.5	1.5	3.3	3.3	2400	4850	93800D/93125-93127D	76.3
206.375	8.125	282.575	11.125	190.5	7.5	190.5	7.5	0.8	0.8	3.3	3.3	1030	2830	K67986D/K67920-K67921D	34.4
		282.575	11.125	190.5	7.5	190.5	7.5	0.8	0.8	3.3	3.3	1030	2830	67986D/67920-67921D	34.4
		282.575	11.125	226	8.8976	226	8.8976	0.6	0.6	3.3	3.3	1200	3200	3806/206X4	40.3
220.662	8.6875	314.325	12.375	239.712	9.4375	239.712	9.4375	1.5	1.5	3.3	3.3	2090	4900	KM244249D/KM244210-KM244210D	60.2
		314.325	12.375	239.712	9.4375	239.712	9.4375	1.5	1.5	3.3	3.3	2160	4900	M244249DW/M244210-M244210D/HEC9	60.2
		314.325	12.375	239.712	9.4375	239.712	9.4375	1.5	1.5	3.3	3.3	2000	4500	M244249DGW/M244210-M244210D/HEC9	59.8
221.224	8.7096	355.498	13.996	228.6	9	228.6	9	1.5	1.5	3.3	3.3	2100	4900	EE127094D/127138-127139D	81.8
228.6	9	311.15	12.25	200.025	7.875	200.025	7.875	1.5	1.5	3.3	3.3	1560	3650	LM245149D/LM245110-LM245110D	43.9
		311.15	12.25	200.025	7.875	200.025	7.875	1.5	1.5	3.3	3.3	1560	3650	LM245149DGW/LM245110-LM245110D	43.9
		400.05	15.75	296.875	11.688	296.875	11.688	3.3	3.3	3.3	3.3	3300	5650	EE529091D/529157-529158XD	148
241.478	9.507	349.148	13.746	228.6	9	228.6	9	1.5	1.5	3.3	3.3	2050	4350	EE127097D/127135-127136D	71.9
		349.148	13.746	228.6	9	228.6	9	1.5	1.5	3.3	3.3	2050	4350	KEE127097D/K127135-K127136D	71.9
244.475	9.625	327.025	12.875	193.675	7.625	193.675	7.625	3.3	1.5	3.3	3.3	1740	3930	KLM247748DW/KLM247710-KLM247710D	42.7
		327.025	12.875	193.675	7.625	193.675	7.625	3.3	1.5	3.3	3.3	1740	4050	LM247748DW/LM247710-LM247710D	42.7
254	10	358.775	14.125	269.875	10.625	269.875	10.625	3.3	3.3	3.3	3.3	2720	6050	M249748D/M249710-M249710D	88.9
		358.775	14.125	269.875	10.625	269.875	10.625	3.3	3.3	3.3	3.3	2720	6050	M249748DW/M249710-M249710D	88.9
		358.775	14.125	269.875	10.625	269.875	10.625	3.3	3.3	3.3	3.3	2720	6050	K3M249748DW/K3M249710-K3M249710D-3	88.9
260.35	10.25	422.275	16.625	314.325	12.375	317.5	12.5	6.4	6.4	3.3	3.3	4100	7900	HM252348D/HM252310-HM252310D	182
266.7	10.5	355.6	14	230.188	9.0625	228.6	9	3.3	1.5	3.3	3.3	1950	5560	KLM451349DW/KLM451310-KLM451310D	65.3
		355.6	14	230.188	9.0625	228.6	9	3.3	1.5	3.3	3.3	1950	5800	LM451349DW/LM451310-LM451310D	63.9
		355.6	14	230.188	9.0625	228.6	9	1.6	1.6	3.3	3.2	1700	4800	K76589/K76520-K76520D
269.875	10.625	381	15	282.575	11.125	282.575	11.125	3.3	3.3	3.3	3.3	2930	7550	M252349DW/M252310-M252310D	105
276.225	10.875	393.7	15.5	269.875	10.625	269.875	10.625	1	1	6.4	6.4	2880	6200	3806/276X4	105
279.4	11	393.7	15.5	269.875	10.625	269.875	10.625	1.5	1.5	6.4	6.4	2880	6200	KEE135111DW/K135155-K135156D	103
		393.7	15.5	269.875	10.625	269.875	10.625	1.5	1.5	6.4	6.4	2880	6200	EE135111D/135155-135156D	103
		393.7	15.5	269.875	10.625	269.875	10.625	1.5	1.5	6.4	6.4	2880	6200	EE135111DW/135155-135156DW/HEC9	103
		393.7	15.5	269.875	10.625	269.875	10.625	1.5	1.5	6.4	6.4	2880	6200	EE135111DW/135155-135156DW	103
288.925	11.375	406.4	16	298.45	11.75	298.45	11.75	3.3	3.3	3.3	3.3	3400	8150	M255449DW/M255410-M255410D	125
		406.4	16	298.45	11.75	298.45	11.75	3.3	3.3	3.3	3.3	3400	8150	M255449D/M255410-M255410D	125
292.1	11.5	422.275	16.625	269.875	10.625	269.875	10.625	SP	SP	3.3	3.3	3450	7950	EE330116D/330166-330167D	126
300.038	11.813	422.275	16.625	311.15	12.25	311.15	12.25	3.3	3.3	3.3	3.3	3700	9400	HM256849D/HM256810-HM256810D	142
304.648	11.994	438.048	17.246	280.99	11.0626	279.4	11	3.3	3.3	4.8	4.8	3000	6650	M757448D/M757410-M757410D	130
		438.048	17.246	280.99	11.0626	279.4	11	3.3	3.3	4.8	4.8	3000	6650	M757448DW/M757410-M757410D	130
304.8	12	419.1	16.5	269.875	10.625	269.875	10.625	1.5	1.5	6.4	6.4	2850	6800	M257149D/M257110-M257110D	112
		482.6	19	365.125	14.375	377.825	14.875	3.3	3.3	3.3	3.3	4950	10300	3806/304.8	266
		495.3	19.5	342.9	13.5	342.9	13.5	2	2	6.4	6.4	5000	9200	3806/304.8-1	243
		501.65	19.75	336.55	13.25	336.55	13.25	2	2	6.4	6.4	4650	9200	3806/304.8-2	255
304.902	12.004	412.648	16.246	266.7	10.5	266.7	10.5	3.3	3.3	3.3	3.3	2930	7000	M257248DW/M257210-M257210D	102
305	12.008	438.048	17.246	280.99	11.0626	279.4	11	3.3	3.3	4.8	4.8	2980	6600	M757449DW/M757410-M757410D	129
317.5	12.5	422.275	16.625	269.875	10.625	269.875	10.625	1.5	1.5	3.3	3.3	2980	8100	LM258648DW/LM259610-LM258610D	104
		438.15	17.25	276.225	10.875	276.225	10.875	1.5	1.5	3.3	3.3	3450	8200	3806/317.5	132
		447.675	17.625	327.025	12.875	327.025	12.875	3.3	3.3	3.3	3.3	4650	10700	HM259049D/HM259010-HM259010D	163
330.2	13	444.5	17.5	301.625	11.875	301.625	11.875	3.3	3.3	3.3	3.3	3550	9600	M260149DW/M260110-M260110D	134
330.302	13.004	438.023	17.245	247.65	9.75	254	10	1.5	1.5	3.3	3.3	2500	7300	EE138131D/138172-138173XD	109
333.375	13.125	469.9	18.5	342.9	13.5	342.9	13.5	3.3	3.3	3.3	3.3	4100	10100	HM261049DW/HM261010-HM261010D	186
341.312	13.438	457.098	17.996	254	10	254	10	2	1.5	3.3	3.3	2350	7400	LM761648DW/LM761610-LM761610D	112
		457.098	17.996	254	10	254	10	2	1.5	3.3	3.3	2740	7050	LM761648D/LM761610-LM761610D-3	112
342.9	13.5	533.4	21	307.985	12.1254	301.625	11.875	3.3	3.3	3.3	3.3	4650	8750	EE971355D/972100-972103D	239
		571.5	22.5	342.9	13.5	342.9	13.5	3.3	3.3	6.4	6.4	6200	11500	EE536136D/536225-536226D	366
343.052	13.506	457.098	17.996	254	10	254	10	2	1.5	3.3	3.3	2670	7400	K1-LM761649DW/LM761610-LM761610D	110
		457.098	17.996	254	10	254	10	2	1.5	3.3	3.3	2670	7350	LM761649DW/LM761610-LM761610D	110
		457.098	17.996	254	10	254	10	1.5	1.5	3.3	3.3	2800	6900	LM761649DWSH/LM761610SH-LM761610DSH-3	111
345.281	13.594	488.95	19.25	358.775	14.125	358.775	14.125	3.3	3.3	3.3	3.3	4800	12400	3806/345X4	239
346.075	13.625	488.95	19.25	358.775	14.125	358.775	14.125	3.3	3.3	3.3	3.3	4800	12400	HM262749D/HM262710-HM262710D	221
347.662	13.688	469.9	18.5	292.1	11.5	292.1	11.5	3.3	3.3	3.3	3.3	2600	7950	M262449D/M262410-M262410D	142
		469.9	18.5	260.35	10.25	260.35	10.25	1.5	1.5	3.3	3.3	3750	10100	LM262449DW/LM262410-LM262410D	129
355.6	14	482.6	19	269.875	10.625	265.114	10.4376	1.5	1.5	3.3	3.3	2570	7440	3806/355.6/HCC9	139
		488.95	19.25	317.5	12.5	317.5	12.5	1.5	1.5	3.3	3.3	3150	10000	M263349D/M263310-M263310D	177
		488.95	19.25	317.5	12.5	317.5	12.5	1.5	1.5	3.3	3.3	4750	11000	M263349D/M263310-M263310D-XRS	165
368.3	14.5	523.875	20.625	382.588	15.0625	382.588	15.0625	3.3	3.3	6.4	6.4	6200	14800	HM265049DW/HM265010-HM265010D	274
374.65	14.75	501.65	17.948	250.825	9.875	260.35	10.25	1.5	1.5	3.3	3.3	3120	7550	EE231475D/231975-231976D	141
384.175	15.125	546.1	21.5	400.05	15.75	400.05	15.75	3.3	3.3	6.4	6.4	6120	16400	HM266449DW/HM266410-HM266410CD	310
		546.1	21.5	400.05	15.75	400.05	15.75	1.5	1.5	6.4	6.4	5200	12000	HM266449DW/HM266410-HM266410D-XRS/C9YB2	293
385.762	15.188	514.35	20.25	317.5	12.5	317.5	12.5	3.3	3.3	3.3	3.3	4150	11000	LM665949DW/LM665910-LM665910D	189
406.4	16	546.1	21.5	268.288	10.5625	288.925	11.375	1.5	1.5	6.4	6.4	4150	9450	EE234161D/234215-234216D	182
		546.1	21.5	288.925	11.375	288.925	11.375	1.5	1.5	6.4	6.4	4200	10000	LM767749DW/LM767710-LM767710D	186
		546.1	21.5	330	12.9921	330	12.9921	1.5	1.5	6.4	6.4	4900	12500	3806/406.4	223
		565.15	22.25	381	15	381	15	3.3	3.3	6.4	6.4	5900	15200	M267949D/M267910-M267910XD	298
		590.55	23.25	400.05	15.75	400.05	15.75	3.3	3.3	6.4	6.4	6850	16300	EE833161D/833232-833233D	371
409.575	16.125	546.1	21.5	334.962	13.1875	334.962	13.1875	1.5	1.5	6.4	6.4	4700	11600	M667947DW/M667910-M667910D	206
		546.1	21.5	334.962	13.1875	334.962	13.1875	1.5	1.5	6.4	6.4	3470	11500	M667947D/M667910-M667910D	213
		546.1	21.5	334.962	13.1875	334.962	13.1875	1.5	1.5	6.4	6.4	4150	10400	M667947DW/M667910-M667910D-XRS/HEC9YB2	205
415.925	16.375	590.55	23.25	434.975	17.125	434.975	17.125	3.3	3.3	6.4	6.4	5400	16500	M268749D/M268710-M268710D	369
431.8	17	571.5	22.5	279.4	11	279.4	11	1.5	1.5	3.3	3.3	3550	9500	LM869449DW/LM869410-LM869410D	199
		571.5	22.5	336.55	13.25	336.55	13.25	1.5	1.5	6.4	6.4	4700	11500	LM769349D/LM769310-LM769310D	233
		635	25	355.6	14	355.6	14	6.4	6.4	6.4	6.4	6500	14500	EE931070D/931250-931251XD	386
444.5	17.5	571.5	22.5	336.55	13.25	336.55	13.25	1.5	1.5	3.3	3.3	4800	14200	3806/444.5	216
447.6	17.622	635	25	463.5	18.248	463.5	18.248	3.3	3.3	6.4	6.4	7500	19800	3806/447.6	472
447.675	17.625	636	25.0394	463.55	18.25	463.55	18.25	3.3	3.3	6.4	6.4	8100	21800	M270749DW/M270710-M270710D	486
449.949	17.715	594.949	23.4232	368	14.4882	368	14.4882	4	4	8	8	4900	15700	M270448DGW/M270410/DB-3	300
457.073	17.995	730.148	28.746	412.75	16.25	419.1	16.5	1.5	1.5	6.4	6.4	8800	19000	3806/457X4	628
457.2	18	596.9	23.5	276.225	10.875	279.4	11	1.5	1.5	3.3	3.3	4400	10500	L770847DW/L770810-L770810D	202
		596.9	23.5	320	12.5984	320	12.5984	3.3	3.3	3.3	3.3	4700	13500	3806/457.2	234

Four-Row Tapered Roller Bearings

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