Custom 22300 Series Spherical Roller Bearing Manufacturers, Factory

22300 Series Spherical Roller Bearing

Core Technical Advantages

Self-Aligning Capability: Compensates for angular misalignment between the shaft and housing without increasing internal friction or reducing bearing life.
Radial and Axial Load Management: Specifically designed to handle heavy radial loads while simultaneously managing thrust loads in both directions.
Thermal Stability: Heat-treatment processes ensure the bearing maintains dimensional stability during continuous operation at elevated temperatures.
Impact Resistance: The robust roller-to-raceway contact area effectively distributes shock loads, preventing premature fatigue and surface spalling.

Product Characteristics

Technical Parameter	Specification Detail
Material	Chrome Steel GCr15 / SAE 52100
Series Range	22308 through 22380+
Boundary Dimensions	ISO 15 Metric Standards
Cage Type	Pressed Steel (CC) / Machined Brass (CA) / Reinforced Nylon
Lubrication Feature	W33 (Outer ring with lubrication groove and three holes)
Tolerance Class	P0 (Normal), P6, P5

Primary Application Scenarios

Mining and Quarrying: Heavy-duty vibrating screens, jaw crushers, and conveyor pulley systems.
Construction Machinery: Integrated into road rollers, cranes, and concrete mixing equipment.
Pulp and Paper Industry: Support for drying cylinders and suction rolls requiring high-precision rotation under heat.
Marine and Offshore: Propulsion shafting, winches, and rudder stocks exposed to dynamic structural bending.

Operational Guidelines and Maintenance

Storage and Handling

The 22300 series bearings must be kept in their original VCI (Vapor Corrosion Inhibitor) packaging until installation. Store in a horizontal position in a clean, dry environment where temperature fluctuations are minimal. Avoid vertical storage for large-diameter bearings to prevent elliptical deformation of the rings.

Installation and Lubrication Notes

Mounting Force: Never apply mounting force through the rolling elements; use proper induction heaters or hydraulic nuts for tapered bore installations.
Lubricant Selection: Utilize lubricants with EP (Extreme Pressure) additives for heavy-load applications. Ensure the grease or oil is compatible with the operating temperature and dN speed factor.
Clearance Verification: For tapered bore bearings, measure radial internal clearance (RIC) reduction using a feeler gauge to ensure the correct interference fit.
Contamination Control: Ensure all seals and housing covers are intact to prevent the ingress of abrasive particles, which are the primary cause of abrasive wear.

Designation	Principal Dimensions(mm)				Basic Load Ratings(KN)		Limited Speed(rpm)		Weight
Designation	d	D	B	rs min	Dynamic(Cr)	Static(Cor)	Grease	Oil	(kg)
22308	40	90	33	1.5	121	128	3800	5900	0.974
22308K	40	90	33	1.5	121	128	3800	5900	0.951
22308KW33C3	40	90	33	1.5	121	128	3800	5900	0.951
22308W33C3	40	90	33	1.5	121	128	3800	5900	0.974
22309	45	100	36	1.5	148	167	3400	5300	1.33
22309K	45	100	36	1.5	148	167	3400	5300	1.3
22309KW33C3	45	100	36	1.5	148	167	3400	5300	1.3
22309W33C3	45	100	36	1.5	148	167	3400	5300	1.33
22310	50	110	40	2	186	212	3100	4800	1.79
22310K	50	110	40	2	186	212	3100	4800	1.75
22310KW33C3	50	110	40	2	186	212	3100	4800	1.75
22310W33C3	50	110	40	2	186	212	3100	4800	1.79
22311	55	120	43	2	204	234	2800	4400	2.3
22311K	55	120	43	2	204	234	2800	4400	2.25
22311KW33C3	55	120	43	2	204	234	2800	4400	2.25
22311W33C3	55	120	43	2	204	234	2800	4400	2.3
22312	60	130	46	2.1	238	273	2600	4000	2.9
22312K	60	130	46	2.1	238	273	2600	4000	2.83
22312KW33C3	60	130	46	2.1	238	273	2600	4000	2.83
22312W33C3	60	130	46	2.1	238	273	2600	4000	2.9
22313	65	140	48	2.1	265	320	2400	3700	3.45
22313K	65	140	48	2.1	265	320	2400	3700	3.37
22313KW33C3	65	140	48	2.1	265	320	2400	3700	3.37
22313W33C3	65	140	48	2.1	265	320	2400	3700	3.45
22314	70	150	51	2.1	325	380	2300	3500	4.22
22314K	70	150	51	2.1	325	380	2300	3500	4.12
22314KW33C3	70	150	51	2.1	325	380	2300	3500	4.12
22314W33C3	70	150	51	2.1	325	380	2300	3500	4.22
22315	75	160	55	2.1	330	410	2100	3200	5.25
22315K	75	160	55	2.1	330	410	2100	3200	5.13
22315KW33C3	75	160	55	2.1	330	410	2100	3200	5.13
22315W33C3	75	160	55	2.1	330	410	2100	3200	5.25
22316	80	170	58	2.1	385	470	2000	3000	6.05
22316K	80	170	58	2.1	385	470	2000	3000	5.91
22316KW33C3	80	170	58	2.1	385	470	2000	3000	5.91
22316W33C3	80	170	58	2.1	385	470	2000	3000	6.05
22317	85	180	60	3	415	510	1900	2900	7.1
22317K	85	180	60	3	415	510	1900	2900	6.94
22317KW33C3	85	180	60	3	415	510	1900	2900	6.94
22317W33C3	85	180	60	3	415	510	1900	2900	7.1
22318	90	190	64	3	480	590	1800	2700	8.35
22318K	90	190	64	3	480	590	1800	2700	8.16
22318KW33C3	90	190	64	3	480	590	1800	2700	8.16
22318W33C3	90	190	64	3	480	590	1800	2700	8.35
22319	95	200	67	3	500	615	1600	2500	9.76
22319K	95	200	67	3	500	615	1600	2500	9.54
22319KW33C3	95	200	67	3	500	615	1600	2500	9.54
22319W33C3	95	200	67	3	500	615	1600	2500	9.76
22320	100	215	73	3	605	755	1600	2400	12.4
22320K	100	215	73	3	605	755	1600	2400	12.1
22320KW33C3	100	215	73	3	605	755	1600	2400	12.1
22320W33C3	100	215	73	3	605	755	1600	2400	12.4
22322	110	240	80	3	745	930	1400	2200	17.1
22322K	110	240	80	3	745	930	1400	2200	16.7
22322KW33C3	110	240	80	3	745	930	1400	2200	16.7
22322W33C3	110	240	80	3	745	930	1400	2200	17.1
22324	120	260	86	3	880	1120	1300	2000	21.5
22324K	120	260	86	3	880	1120	1300	2000	21
22324KW33C3	120	260	86	3	880	1120	1300	2000	21
22324W33C3	120	260	86	3	880	1120	1300	2000	21.5
22326	130	280	93	4	1000	1290	1200	1800	26.8
22326K	130	280	93	4	1000	1290	1200	1800	26.2
22326KW33C3	130	280	93	4	1000	1290	1200	1800	26.2
22326W33C3	130	280	93	4	1000	1290	1200	1800	26.8
22328	140	300	102	4	1130	1460	1100	1700	33.8
22328K	140	300	102	4	1130	1460	1100	1700	33
22328KW33C3	140	300	102	4	1130	1460	1100	1700	33
22328W33C3	140	300	102	4	1130	1460	1100	1700	33.8
22330	150	320	108	4	1270	1750	1000	1600	42.7
22330K	150	320	108	4	1270	1750	1000	1600	41.8
22330KW33C3	150	320	108	4	1270	1750	1000	1600	41.8
22330W33C3	150	320	108	4	1270	1750	1000	1600	42.7
22332	160	340	114	4	1410	1990	940	1500	50.8
22332K	160	340	114	4	1410	1990	940	1500	49.7
22332KW33C3	160	340	114	4	1410	1990	940	1500	49.7
22332W33C3	160	340	114	4	1410	1990	940	1500	50.8
22334	170	360	120	4	1540	2180	880	1400	59.8
22334K	170	360	120	4	1540	2180	880	1400	58.5
22334KW33C3	170	360	120	4	1540	2180	880	1400	58.5
22334W33C3	170	360	120	4	1540	2180	880	1400	59.8
22336	180	380	126	4	1740	2560	830	1300	70
22336K	180	380	126	4	1740	2560	830	1300	68.5
22336KW33C3	180	380	126	4	1740	2560	830	1300	68.5
22336W33C3	180	380	126	4	1740	2560	830	1300	70
22338	190	400	132	5	1870	2790	780	1200	81
22338K	190	400	132	5	1870	2790	780	1200	79.3
22338KW33C3	190	400	132	5	1870	2790	780	1200	79.3
22338W33C3	190	400	132	5	1870	2790	780	1200	81
22340	200	420	138	5	2040	3050	740	1100	93.2
22340K	200	420	138	5	2040	3050	740	1100	91.2
22340KW33C3	200	420	138	5	2040	3050	740	1100	91.2
22340W33C3	200	420	138	5	2040	3050	740	1100	93.2
22344	220	460	145	5	2350	3500	660	1000	117
22344K	220	460	145	5	2350	3500	660	1000	115
22344KW33C3	220	460	145	5	2350	3500	660	1000	115
22344W33C3	220	460	145	5	2350	3500	660	1000	117
22348	240	500	155	5	2720	4100	600	930	148
22348K	240	500	155	5	2720	4100	600	930	145
22348KW33C3	240	500	155	5	2720	4100	600	930	145
22348W33C3	240	500	155	5	2720	4100	600	930	148
22352	260	540	165	6	3100	4750	550	850	183
22352K	260	540	165	6	3100	4750	550	850	179
22352KW33C3	260	540	165	6	3100	4750	550	850	179
22352W33C3	260	540	165	6	3100	4750	550	850	183
22356	280	580	175	6	3500	5350	500	780	224
22356K	280	580	175	6	3500	5350	500	780	220
22356KW33C3	280	580	175	6	3500	5350	500	780	220
22356W33C3	280	580	175	6	3500	5350	500	780	224
22360	300	620	185	7.5	3600	5400	470	720	270
22360K	300	620	185	7.5	3600	5400	470	720	265
22360KW33C3	300	620	185	7.5	3600	5400	470	720	265
22360W33C3	300	620	185	7.5	3600	5400	470	720	270

22300 Series