Four-point Angular Contact Ball Bearing

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Product Information

Core Performance Advantages:

High rotational accuracy and smooth operation

Extremely high limiting speed

High rigidity (axial and radial)

Good combined load capacity

Low friction and low temperature rise (relative to its performance)

Application Scenarios:

Machine Tool Spindles: Electric and mechanical spindles for machining centers, lathes, milling machines, and grinding machines (the most core application area).

High-Speed Applications: Turbochargers, centrifugal compressors, high-speed pumps.

Precision Equipment: Industrial robot reducers, precision rotary tables, semiconductor manufacturing equipment, medical equipment spindles.

Gearboxes: Axial positioning bearings for high-speed gearboxes.

Inquiry	Bearing NO.		Boundary dimensions(mm)				Basic load ratings(kN)		Limiting speed(rpm)		Application point	Abutment and fillet dimensions(mm)			Value					Weight (kg)
Inquiry	New	Old	d	D	B	r 1.2min	Cr	Cor	Grease	Oil	a	da min	Da max	ra max	e	x	Y1	Y2	Y0	Refer
	QJF1032MB	116132	160	240	38	2.1	250	355	1800	2600	140	172	228	2	0.95	0.6	0.66	1.07	0.58	6.54
	QJF1032X1MB	116732	160	239.5	38	2.1	250	355	1800	2600	140	172	228	2	0.95	0.6	0.66	1.07	0.58	6.5
	QJ1032X1MA	176732	160	239.5	38	2.1	250	355	1800	2600	140	172	228	2	0.95	0.6	0.66	1.07	0.58	6.5
	QJ232N2MA	176232K	160	290	48	3	390	570	1600	2200	158	174	276	2.5	0.95	0.6	0.66	1.07	0.58	15.2
	QJ232MA	176232	160	290	48	3	390	570	1600	2200	158	174	276	2.5	0.95	0.6	0.66	1.07	0.58	15.5
	QJF232MB	116232	160	290	48	3	390	570	1600	2200	158	174	276	2.5	0.95	0.6	0.66	1.07	0.58	15.5
	QJ332N2MA	176332K	160	340	68	4	540	815	1500	2000	175	178	322	3	0.95	0.6	0.66	1.07	0.58	34.5
	QJF332MB	116332	160	340	68	4	540	815	1500	2000	175	178	322	3	0.95	0.6	0.66	1.07	0.58	34.5
	QJ1034N2MA	176134K	170	260	42	2.1	286	405	1700	2400	151	182	248	2	0.95	0.6	0.66	1.07	0.58	8.23
	QJ1034MA	176134	170	260	42	2.1	292	410	1700	2400	151	182	248	2	0.95	0.6	0.66	1.07	0.58	8.23
	QJF1034MB	116134	170	260	42	2.1	290	410	1700	2400	151	182	248	2	0.95	0.6	0.66	1.07	0.58	8.82
	QJ1034X1MA	176734	170	259.5	42	2.1	290	410	1700	2400	151	182	248	2	0.95	0.6	0.66	1.07	0.58	8.8
	QJF1034X1MB	116734	170	259.5	42	2.1	290	410	1700	2400	151	182	248	2	0.95	0.6	0.66	1.07	0.58	8.8
	QJ234N2MA	176234K	170	310	52	4	397	600	1600	2200	168	188	292	3	0.95	0.6	0.66	1.07	0.58	19.5
	QJ234MA	176234	170	310	52	4	397	600	1600	2200	168	188	292	3	0.95	0.6	0.66	1.07	0.58	19.5
	QJF234MB	116234	170	310	52	4	397	600	1600	2200	168	188	292	3	0.95	0.6	0.66	1.07	0.58	19.5
	QJ334N2MA	176334K	170	360	72	4	618	965	1400	1900	186	188	342	3	0.95	0.6	0.66	1.07	0.58	41.5
	QJF334MB	116334	170	360	72	4	618	965	1400	1900	186	188	342	3	0.95	0.6	0.66	1.07	0.58	41.5
	QJ1036N2MA	176136K	180	280	46	2.1	338	510	1600	2200	161	192	268	2	0.95	0.6	0.66	1.07	0.58	11
	QJ1036MA	176136	180	280	46	2.1	338	510	1600	2200	161	192	268	2	0.95	0.6	0.66	1.07	0.58	10.7
	QJF1036MB	116136	180	280	46	2.1	340	510	1600	2200	161	192	268	2	0.95	0.6	0.66	1.07	0.58	10.9
	QJ1036X1MA	176737	180	279.5	46	2.1	340	510	1600	2200	161	192	268	2	0.95	0.6	0.66	1.07	0.58	10.7
	QJF1036X1MB	116736	180	279.5	46	2.1	340	510	1600	2200	161	192	268	2	0.95	0.6	0.66	1.07	0.58	10.7
	QJ236N2MA	176236K	180	320	52	4	436	680	1500	2000	175	198	302	3	0.95	0.6	0.66	1.07	0.58	20.5
	QJ236MA	176236	180	320	52	4	460	710	1500	2000	175	198	302	3	0.95	0.6	0.66	1.07	0.58	17.7
	QJF236MB	116236	180	320	52	4	460	710	1500	2000	175	198	302	3	0.95	0.6	0.66	1.07	0.58	18
	QJ336N2MA	176336K	180	380	75	4	637	1020	1300	1800	196	198	362	3	0.95	0.6	0.66	1.07	0.58	47.5
	QJ336MA	176336	180	380	75	4	637	1020	1300	1800	196	198	362	3	0.95	0.6	0.66	1.07	0.58	47.5
	QJF336MB	116336	180	380	75	4	637	1020	1300	1800	196	198	362	3	0.95	0.6	0.66	1.07	0.58	47.5
	QJ1038N2MA	176138K	190	290	46	2.1	338	510	1600	2200	168	202	278	2	0.95	0.6	0.66	1.07	0.58	11.5
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