Single Row Tapered Roller Bearings (Inch series)

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Design Variants

Cage

Tolerance

Internal clearance

In the new design, please preferentially choose DHK metric tapered roller bearings.

Inch tapered roller bearings are available from DHK upon request and all bearing parameters are listed in the catalogue.

In the new design, please preferentially choose DHK metric tapered roller bearings.
Inch tapered roller bearings are available from DHK upon request and all bearing parameters are listed in the catalogue.
DHK inch tapered roller bearing adopts punch plate cage.
The clearance of a single row tapered roller bearing is set by adjusting another set of bearings used with it during installation.
The axial clearance of DHK bearing pairs face to face and back to back is shown in the table below. DHK can be customized with axial clearance as required.

Dimensions and Parameters

Inquiry	Designations	Series	Boundary dimensions（mm）									Load ratings(KN)		Fatigue load	Speed ratings[rpm]		Mass(kg)	Abutment and fillet dimensions（mm）									Calculation factors
Inquiry	Designations	Series	d	D	T	d1	B	C	r1.2 min	r3.4 min	a	Dynmic Cr	stat Cor	pu	油润滑	grease	Mass(kg)	da max	db min	Da min	Da max	Db min	Cb min	Ca min	ra max	rb max	e	Y	Y0
	K-359S/K-354X	355	46.038 1.8125	85	20.638	62.4	21.692	17.462	2.3	1.5	16	70.4	81.5	9.3	4500	6000	0.49	55	56	76	77	80	3	3	2	1	0.31	1.9	1.1
			46.038 1.8125	3.3465	0.8125		0.854	0.6875	0.09	0.06
	K-386A/K-382A	385	47.625 1.8750	96.838	21	74.1	21.946	15.875	0.8	0.8	18	80.9	102	11.8	3800	5000	0.73	65	54.5	87	89.5	91	5	5	0.6	0.6	0.35	1.7	0.9
			47.625 1.8750	3.8125	0.8268		0.864	0.625	0.03	0.03
	K-528/K-522	525	47.625 1.8750	101.6	34.925	72.9	36.068	26.988	3.5	3.3	22	151	190	22.8	3800	5000	1.35	61	60	87	89.5	94	6	7.5	3	3	0.28	2.1	1.1
			47.625 1.8750	4	1.375		1.42	1.0625	0.14	0.13
	K-528R/K-522	525	47.625 1.8750	101.6	34.925	72.9	36.068	26.988	8	3.3	22	151	190	22.8	3800	5000	1.3	61	69	87	89.5	94	6	7.5	7	3	0.28	2.1	1.1
			47.625 1.8750	4	1.375		1.42	1.0625	0.31	0.13
	K-55187/K-55437	55000	47.625 1.8750	111.125	30.162	82.8	26.909	20.638	0.35	3.3	36	95.5	114	13.7	3200	4300	1.35	64	60.5	82	99	103	4	9.5	3	3	0.88	0.68	0.1
			47.625 1.8750	4.375	1.875		1.0594	0.8125	0.14	0.13
	K-55187/K-55443	55000	47.625 1.8750	112.712	30.162	82.8	26.909	20.638	3.5	3.3	36	95.2	114	13.7	3200	4300	1.4	64	60.5	82	100.5	103	4	9.5	3	3	0.88	0.68	0.1
			47.625 1.8750	4.4375	1.1875		1.0594	0.8125	0.14	0.13
	K-5395/K-5335	5300	49.212 1.9375	103.188	43.658	75.3	44.475	36.512	3.5	3.3	28	176	240	27.5	3800	5000	1.75	61	62	85	91	96	6	7	3	3	0.3	2	1.1
			49.212 1.9375	4.0625	1.7188		1.751	1.4375	0.14	0.13
	K-HM807044/K-HM807010	HM808000	49.212 1.9375	104.775	36.512	81	36.512	28.575	3.5	3.3	28	145	204	22.8	3400	4500	1.55	63	62	85	92.5	100	6	7.5	3	3	0.48	1.25	0.7
			49.212 1.9375	4.125	1.4375		1.4375	1.125	0.14	0.13
	K-18790/K-18720	18700	50.800 2.0000	85	17.462	66	17.462	13.495	3.5	1.5	16	50.1	65.5	7.35	4300	5600	0.37	59	63	75	77	79	3	3.5	3	1	0.4	1.5	0.8
			50.800 2.0000	3.3465	0.6875		0.6875	0.5313	0.14	0.06
	K-368A/K-3622A	365	50.800 2.0000	88.9	20.638	66.2	22.225	16.513	3.5	1.3	16	76.5	91.5	10.4	4300	5600	0.5	58	63	80	81	83	4	4	3	1	0.31	1.9	1.1
			50.800 2.0000	3.5	0.8125		0.875	0.6501	0.14	0.05
	K-368A/K-3622X	365	50.800 2.0000	90	25	66.2	22.225	20	3.5	2	21	76.5	91.5	10.4	4300	5600	0.58	58	63	78	77.5	83	3	5	3	1.5	0.31	1.9	1.1
			50.800 2.0000	3.5433	0.9843		0.875	0.7874	0.14	0.08
	K-28520/K-28521	28500	50.800 2.0000	92.075	24.608	72.1	25.4	19.854	3.5	0.8	20	85.8	118	13.4	4000	5300	0.72	61	63	79	85	86	5	4.5	3	0.6	0.37	1.6	0.9
			50.800 2.0000	3.625	0.9688		1	0.7813	0.14	0.03
	K-3780/K-3720	3700	50.800 2.0000	93.264	30.162	71.2	30.302	23.812	3.5	3.3	22	110	146	17	4000	5300	0.87	60	63	80	81.5	87	4	6	3	3	0.33	1.8	1
			50.800 2.0000	3.6718	1.1875		1.193	0.9375	0.14	0.13
	K-33890/K-33882	33800	50.800 2.0000	95.25	27.783	72.3	28.575	22.225	3.5	0.8	20	105	137	16	4000	5300	0.88	61	63.5	83	88	90	6	5.5	3	0.6	0.33	1.8	1
			50.800 2.0000	3.75	1.0938		1.125	0.875	0.14	0.03
	K-28678/K-28622	28600	50.800 2.0000	97.63	24.608	76.7	24.608	19.446	3.5	0.8	21	89.7	129	14.6	3800	5000	0.85	66	63.5	84	90.5	91	4	5	3	0.6	0.4	1.5	0.8
			50.800 2.0000	3.8437	0.9688		0.9688	0.7656	0.14	0.03
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