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-387A/K-382A	385	57.150 2.2500(cont.)	100	21	74.1	21.946	17.826	3.5	2	17	80.9	102	11.8	3800	5000	0.64	65	69.5	87	91.5	92	5	3	3	1.5	0.35	1.7	0.9
			57.150 2.2500(cont.)	3.937	0.8268		0.864	0.7018	0.14	0.08
	K-387AS/K-382A	385	57.150 2.2500(cont.)	100	21	74.1	21.946	17.826	5	2	17	80.9	102	11.8	3800	5000	0.63	65	72.5	87	91.5	92	5	3	4	1.5	0.35	1.7	0.9
			57.150 2.2500(cont.)	3.937	0.8268		0.864	0.7018	0.2	0.08
	K-462/K-453X	455	57.150 2.2500(cont.)	104.775	30.162	78.9	29.317	24.605	2.3	3.3	24	121	160	18.6	3600	4800	1.05	68	67.5	91	92.5	98	4	5.5	2	3	0.33	1.8	1
			57.150 2.2500(cont.)	4.125	1.1875		1.1542	0.9687	0.09	0.13
	K-462/K-453AS	455	57.150 2.2500(cont.)	107.95	27.783	78.9	29.317	22.225	2.3	2.3	24	121	160	18.6	3600	4800	1.05	68	67.5	91	92.5	98	4	5.5	2	2	0.33	1.8	1
			57.150 2.2500(cont.)	4.25	1.0938		1.1542	0.875	0.09	0.09
	K-39581/K-39520	39500	57.150 2.2500(cont.)	112.712	30.162	88.3	30.162	23.812	8	3.3	23	142	204	24	3200	4300	1.4	76	79	100	100	107	5	6	7	3	0.33	1.8	1
			57.150 2.2500(cont.)	4.4375	1.1875		1.1875	0.9375	0.31	0.13
	K-38580/K-39520	39500	57.150 2.2500(cont.)	112.712	30.162	88.3	30.162	23.812	3.5	3.3	23	142	204	24	3200	4300	1.45	76	70	100	100	107	5	6	3	3	0.33	1.8	1
			57.150 2.2500(cont.)	4.4375	1.1875		1.1875	0.9375	0.14	0.13
	K-38580/K-39528	39500	57.150 2.2500(cont.)	119.985	32.75	88.3	30.162	26.949	3.5	0.8	25	142	204	24	3200	4300	1.75	76	70	100	112	107	5	6	3	0.6	0.33	1.8	1
			57.150 2.2500(cont.)	4.7238	1.2894		1.1875	1.061	0.14	0.03
	K-623/K-612	615	57.150 2.2500(cont.)	120.65	41.275	83.2	41.275	31.75	3.5	3.3	27	212	186	24	3200	4300	2.1	69	70	98	108	108	6	9.5	3	3	0.31	1.9	1.1
			57.150 2.2500(cont.)	4.75	1.625		1.625	1.25	0.14	0.13
	K-65225/K-65500	65000	57.150 2.2500(cont.)	127	44.45	92	44.45	34.925	3.5	3.3	34	209	275	31.5	3000	4000	2.8	71	67	99	114.5	118	5	9.5	3	3	0.48	1.25	0.7
			57.150 2.2500(cont.)	5	1.75		1.75	1.375	0.14	0.13
	K-388A/K-382A	385	57.531 2.2650	96.838	21	74.1	21.945	15.875	3.5	0.8	17	80.9	102	11.8	3800	5000	0.61	65	67.5	87	90	91	5	5	3	0.6	0.35	1.7	0.9
			57.531 2.2650	3.8125	0.8268		0.864	0.625	0.14	0.03
	K-388A/K-382S	385	57.531 2.2650	96.838	25.4	74.1	21.946	20.274	3.5	2.3	17	80.9	102	11.8	3800	5000	0.68	65	67.5	87	87	91	5	5	3	2	0.35	1.7	0.9
			57.531 2.2650	3.8125	1		0.864	0.7982	0.14	0.09
	K-388A/K-382	385	57.531 2.2650	98.425	21	74.1	21.946	17.862	3.5	0.8	17	80.9	102	11.8	3800	5000	0.61	65	67.5	87	91.5	92	5	3	3	0.6	0.35	1.7	0.9
			57.531 2.2650	3.875	0.8268		0.864	0.7018	0.14	0.03
	K-388A/K-382A	385	57.531 2.2650	100	21	74.1	21.946	17.826	3.5	2	17	80.9	102	118	3800	5000	0.69	65	67.5	87	91	92	5	3	3	1.5	0.35	1.7	0.9
			57.531 2.2650	3.937	0.8268		0.864	0.7018	0.14	0.08
	K-28985/K-28921	28900	60.325 2.3750	100	25.4	81.4	25.4	19.845	3.5	3.3	22	85.8	125	14	3600	4800	0.77	70	73	88	88	96	5	5.5	3	3	0.43	1.4	0.8
			60.325 2.3750	3.937	1		1	0.7813	0.14	0.13
	K-28985/K-28920	28900	60.325 2.3750	101.6	25.4	81.4	25.4	19.845	3.5	3.3	22	85.8	125	14	3600	4800	0.81	70	73	88	89.5	96	5	5.5	3	3	0.43	1.4	0.9
			60.325 2.3750	4	1		1	0.7813	0.14	0.13
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