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-748S/K-742	745	76.200 3.0000	150.089	44.45	114	46.675	36.512	3.5	3.3	32	286	405	46.5	2200	3200	3.7	96	89.5	125	133	138	6	9.5	3	3	0.4	1.5	0.8
			76.200 3.0000	5.909	1.75		1.8375	1.4375	0.14	0.13
	K-659/K-652	655	76.200 3.0000	152.4	41.275	113	41.275	31.75	3.5	3.3	32	220	320	35.5	2200	3200	3.4	95	90	130	137	142	8	7.5	3	3	0.33	1.8	1
			76.200 3.0000	6	1.625		1.625	1.25	0.14	0.13
	K-9285/K-9220	9200	76.200 3.0000	161.925	49.212	122	46.038	31.75	3.5	3.3	47	260	335	38	1900	2800	4.4	93	90	128	148.5	153	7	17	3	3	0.72	0.84	0.45
			76.200 3.0000	6.375	1.9375		1.8125	1.25	0.14	0.13
	K-LM814849A/K-LM814810	LM814800	77.788 3.0625	117.475	25.4	98.7	25.4	19.05	3.5	3.3	28	101	163	18.6	2800	3800	0.93	86	91	104	105	113	4	6	3	3	0.5	1.2	0.7
			77.788 3.0625	4.625	1		1	0.75	0.14	0.13
	K-496/K-492A	495	80.962 3.1875	133.35	30.162	109	29.769	22.225	3.5	3.3	29	145	220	25.5	2400	3400	1.6	95	94.5	119	120.5	128	4	7.5	3	3	0.44	1.35	0.8
			80.962 3.1875	5.25	1.1875		1.172	0.875	0.14	0.13
	K-496/K-493	495	80.962 3.1875	136.375	30.162	109	29.769	22.225	3.5	3.3	29	145	220	25.5	2400	3400	1.7	95	94.5	119	123.5	128	4	7.5	3	3	0.44	1.35	0.8
			80.962 3.1875	5.25	1.1875		1.172	0.875	0.14	0.13
	K-27687/K-27620	27600	82.550 3.2500	125.412	25.4	104	25.4	19.845	3.5	1.5	25	112	186	21.2	2600	3600	1.1	93	96	113	116	119	5	5.5	3	1	0.43	1.4	0.8
			82.550 3.2500	4.9375	1		1	0.7813	0.14	0.06
	K-495/K-492A	495	82.550 3.2500	133.35	30.162	109	29.769	22.225	3.5	3.3	29	145	220	25.5	2400	3400	1.55	95	96	119	120.5	128	4	7.5	3	3	0.44	1.35	0.8
			82.550 3.2500	5.25	1.1875		1.172	0.875	0.14	0.13
	K-47686/K-47620	47600	82.550 3.2500	133.35	33.338	108	33.338	26.195	3.5	3.3	29	165	260	30	2400	2400	1.75	93	96	117	120.5	126	5	7	3	3	0.4	1.5	0.8
			82.550 3.2500	5.25	1.3125		1.3125	1.0313	0.14	0.13
	K-495/K-493A	495	82.550 3.2500	136.525	30.162	109	29.769	22.225	3.5	3.3	29	145	220	25.5	2400	3400	1.65	95	96	119	123.5	128	4	7.5	3	3	0.44	1.35	0.8
			82.550 3.2500	5.375	1.1875		1.172	0.875	0.14	0.13
	K-580/K-572X	575	82.550 3.2500	139.7	36.512	110	36.098	28.575	3.5	3.3	31	187	280	33.5	2400	3400	2.2	94	96	120	127	131	5	7.5	3	3	0.4	1.5	0.8
			82.550 3.2500	5.5	1.4375		1.4212	1.125	0.14	0.13
	K-580/K-572	575	82.550 3.2500	139.992	36.512	110	36.098	28.575	3.5	3.3	31	187	280	33.5	2400	3400	2.2	94	96	120	127	131	5	7.5	3	3	0.4	1.5	0.8
			82.550 3.2500	5.5115	1.4375		1.4212	1.125	0.14	0.13
	K-582/K-572	575	82.550 3.2500	139.992	36.512	110	36.098	28.575	6.8	3.3	31	187	280	33.5	2400	3400	2.2	94	102	120	127	131	5	7.5	6	3	0.4	1.5	0.8
			82.550 3.2500	5.5115	1.4375		1.4212	1.125	0.27	0.13
	K-663/K-653	655	82.550 3.2500	146.05	41.275	114	41.275	31.75	3.5	3.3	32	220	320	35.5	2200	3200	2.8	86	96	125	133	138	6	9.5	3	3	0.4	1.5	0.8
			82.550 3.2500	5.75	1.625		1.625	1.25	0.14	0.13
	K-749A/K-742	745	82.550 3.2500	150.089	44.45	113	46.672	36.512	3.5	3.3	32	286	405	46.5	2200	3200	3.4	95	96	130	137	142	8	7.5	3	3	0.33	1.8	1
			82.550 3.2500	5.909	1.75		1.8375	1.4375	0.14	0.13
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