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-33275/K-33462	33000	69.850 2.7500	117.475	30.162	94.1	30.162	23.812	3.5	3.3	26	123	190	22	3000	4000	1.3	81	83	101	105	111	5	6	3	3	0.44	1.35	0.8
			69.850 2.7500	4.625	1.1875		1.1875	0.9375	0.14	0.13
	K-33275/K-33472	33000	69.850 2.7500	120	29.794	94.1	30.162	23.444	3.5	0.8	26	123	190	22	3000	4000	1.4	81	83	101	112.5	111	5	6	3	0.6	0.44	1.35	0.8
			69.850 2.7500	4.7244	1.173		1.1875	0.923	0.14	0.03
	K-482/K-472	475	69.850 2.7500	120	29.794	92.5	29.007	24.237	3.5	2	26	132	186	22	3000	4000	1.35	80	83	103	110	112	4	5.5	3	1.5	0.37	1.6	0.9
			69.850 2.7500	4.7244	1.173		1.142	0.9542	0.14	0.08
	K-47487/K-47420	47400	69.850 2.7500	120	32.525	94.3	32.545	26.195	3.5	3.3	25	154	228	27	3000	4000	1.5	81	83	105	107.5	113	6	6	3	3	0.35	1.7	0.9
			69.850 2.7500	4.7244	1.2813		1.2813	1.0313	0.14	0.13
	K-482/K-472	475	69.850 2.7500	123.825	30.162	92.5	29.007	24.605	3.5	3.3	26	132	186	22	3000	4000	1.35	80	83	103	110	112	4	5.5	3	3	0.37	1.6	0.9
			69.850 2.7500	4.875	1.1875		1.142	0.9687	0.14	0.13
	K-566/K-563	565	69.850 2.7500	127	36.512	97.6	36.17	28.575	3.5	3.3	28	176	255	31	2800	3800	1.85	83	83	109	114	119	5	7.5	3	3	0.37	1.6	0.9
			69.850 2.7500	5	1.4375		1.424	1.125	0.14	0.13
	K-484/K-472	475	70.000 2.7559	120	29.794	92.5	29.007	24.237	2	2	26	132	186	22	3000	4000	1.3	80	80	103	110	112	4	5.5	1.5	1.5	0.37	1.6	0.9
			70.000 2.7559	4.7244	1.173		1.142	0.9542	0.08	0.08
	K-33281/K-33462	33000	71.438 2.8125	117.475	30.162	94.1	30.162	23.812	3.5	3.3	27	123	190	22	3000	4000	1.25	84.5	84.5	101	105	111	5	6	3	3	0.44	1.35	0.8
			71.438 2.8125	4.625	1.1875		1.1875	0.9375	0.14	0.13
	K-33281/K-33472	33000	71.438 2.8125	120	29.794	94.1	30.162	23.444	3.5	0.8	26	123	190	22	3000	4000	1.35	84.5	84.5	101	112.5	111	5	6	3	0.6	0.44	1.35	0.8
			71.438 2.8125	4.7244	1.173		1.1875	0.823	0.14	0.03
	K-47490/K-47420	47400	71.438 2.8125	120	32.545	94.3	32.545	26.195	3.5	3.3	25	154	228	27	3000	4000	1.45	84.5	84.5	105	107.5	113	6	6	3	3	0.35	1.7	0.9
			71.438 2.8125	4.7244	1.2813		1.2813	1.0313	0.14	0.13
	K-HM813849/K-HM813811	HM813800	71.438 2.8125	127	36.512	99.1	36.512	26.988	3.5	1.5	32	165	236	28	2800	3800	1.9	84.5	84.5	106	118	120	6	9.5	3	1	0.5	1.2	0.7
			71.438 2.8125	5	1.4375		1.4375	1.0625	0.14	0.06
	K-645/K-632	635	71.438 2.8125	136.525	41.275	98.8	41.275	31.75	6.4	3.3	30	194	260	30	2800	3800	2.55	90.5	90.5	112	123.5	123	6	9.5	6	3	0.37	1.6	0.9
			71.438 2.8125	5.375	1.625		1.625	1.25	0.14	0.13
	K-H414249/K-H414210	H414200	71.438 2.8125	136.525	41.275	101	42.275	31.75	3.5	3.3	30	224	290	34	2600	3600	2.6	84.5	84.5	118	123.5	129	7	9.5	3	3	0.35	1.7	0.9
			71.438 2.8125	5.375	1.625		1.625	1.25	0.14	0.13
	K-H715345/K-H715311	H715300	71.438 2.8125	136.525	46.038	111	46.038	36.512	3.5	3.3	37	220	355	39	2400	3400	3.15	85	85	113	123.5	132	7	9.5	3	3	0.48	1.25	0.7
			71.438 2.8125	5.375	1.8125		1.8125	1.4375	0.14	0.13
	K-29685/K-29620	29600	73.025 2.8750	112.712	25.4	94.3	25.4	19.05	3.5	3.3	26	99	156	18	3000	4000	0.89	86	86	100	100	108	4	6	3	3	0.48	1.25	0.7
			73.025 2.8750	4.4375	1		1	0.75	0.14	0.13
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