High Speed Machine Tools Spindle Bearings B7203-C-T-P4s B7203-C-2rsd-T-P4s

• Contact Angle: 15°
• Aligning: Non-Aligning Bearing
• Separated: Unseparated
• Model NO.: B7203-C-T-P4S B7203-C-2RSD-T-P4S
• Rows Number: Single
• Material: Bearing Steel
• Tolerance: P6 &P5 &P4 &P4s &P2
• Seals: Open & 2RS &2rz
• Contact Angular: 15deg; 25deg; 30deg; 40deg
• Transport Package: Industrial Packing or Single Box Packing
• Specification: 17*40*12mm
• Trademark: CooU / OEM
• Origin: China
• HS Code: 8482103000
• Production Capacity: 30000 PCS/Month

Product Description

High Precision and High Speed Angular Contact Ball Bearings are widely used in Machine Tools Spindles,High Speed Electric Motorized Spindles,Robot,Automobile Gearbox,Agricultural Machinery,Textile Machinery,Air Compressor,CNC Machine Tools and Carving Machines.

70 / 72 / 73 Series;   718 / 719 Series  
Contact Angular:  15°  25°  30°   40°
Tolerance:  P6      P5       P4       P4S      P2
Cage:    TA: Bakelite material; Outer ring riding cage
              TB: Bakelite material; Inner ring riding cage
              MA:Copper material;  Outer ring riding cage
              MB:Copper material;   Inner ring riding cage
              TYN: Polyamide Resin; Ball guide cage
              TVP/TN9:   PA66GF/PA46GF
According to the customer's requirements and actual operating environment,we can design and produce the bearings with different Structure,Preload,Contact Angular and Tolerance,in addition,we also provide SU/DU; DB/DF/DT; TBT/TFT/TT;   QBC/QFC/QBT/QFT/QT.



 

Type	Dimension (mm)			α=15°				α=25°				Weight (kg)
	d	D	B	Load Rating (KN) Cr	Load Rating (KN) Cor	Limiting Speed (rpm) Grease	Limiting Speed (rpm) Oil	Load Rating (KN) Cr	Load Rating (KN) Cor	Limiting Speed (rpm) Grease	Limiting Speed (rpm) Oil
724C	4	13	5	1.28	0.47	95000	130000	-	-	-	-	0.0036
725C	5	16	5	2.10	0.80	90000	110000	-	-	-	-	0.0047
726C	6	19	6	2.77	1.26	80000	100000	-	-	-	-	0.0047
727C	7	22	7	2.96	1.16	80000	120000	-	-	-	-	0.0047
728C	8	24	8	3.71	1.37	67000	100000	-	-	-	-	0.0047
729C	9	26	8	4.1	1.66	50000	65000	-	-	-	-	0.0047
7200	10	30	9	5	2.35	40000	54000	4.65	2.2	29000	37000	0.031
7201	12	32	10	7.9	3.85	38000	50000	7.45	3.65	27000	34000	0.038
7202	15	35	11	8.65	4.55	33000	43000	8.1	4.25	24000	29000	0.048
7203	17	40	12	10.9	5.9	29000	38000	10.2	5.5	21000	26000	0.07
7204	20	47	14	15.5	9	24000	32000	14.5	8.4	17000	22000	0.112
7204B	20	47	14	13.3	7.7	13000	17000	-	-	-	-	0.112
7205	25	52	15	16.6	10.2	21000	28000	15.3	9.5	15000	19000	0.135
7205B	25	52	15	14	8.7	12000	15000	-	-	-	-	0.135
7206	30	62	16	23	14.7	18000	24000	21.3	13.7	13000	16000	0.208
7206B	30	62	16	19.4	12.5	9600	13000	-	-	-	-	0.208
7207	35	72	17	30.4	20.1	15000	20000	28.1	18.6	11000	14000	0.295
7207B	35	72	17	25.6	17	8300	11000	-	-	-	-	0.295
7208	40	80	18	36.4	25.2	14000	18000	33.6	23.3	10000	12000	0.382
7208B	40	80	18	30.6	21.3	7500	10000	-	-	-	-	0.382
7209	45	85	19	40.8	28.7	13000	17000	37.7	26.6	9400	12000	0.43
7209B	45	85	19	34.3	24.3	7000	9400	-	-	-	-	0.43
7210	50	90	20	42.8	31.8	12000	16000	39.4	41.3	8500	11000	0.485
7210B	50	90	20	37.5	26.7	6400	8500	-	-	-	-	0.485
7211	55	100	21	52.9	40.2	11000	14000	48.7	37.1	7600	9500	0.635
7211B	55	100	21	44.1	33.8	5700	7600	-	-	-	-	0.635
7212	60	110	22	64	49.5	9500	13000	58.9	45.7	6900	8600	0.82
7212B	60	110	22	53.4	41.6	5100	6900	-	-	-	-	0.82
7213	65	120	23	73.1	58.7	8900	12000	67.3	54.2	6400	8000	1.02
7213B	65	120	23	60.9	49.3	4800	6400	-	-	-	-	1.02
7214	70	125	24	75.9	60.2	8400	11000	69.8	55.6	6100	7600	1.12
7214B	70	125	24	63.2	50.6	4600	6100	-	-	-	-	1.12
7215	75	130	25	86.1	70.6	8000	11000	79.2	65.2	5800	7200	1.23
7215B	75	130	25	71.7	59.3	4300	5800	-	-	-	-	1.23
7216	80	140	26	92.8	77.5	7500	9900	85.3	71.5	5400	6700	1.5
7216B	80	140	26	77.1	65	4000	5400	-	-	-	-	1.5
7217	85	150	28	107	90.6	7000	9200	98.6	83.6	5000	6300	1.87
7217B	85	150	28	89.2	76	3800	5000	-	-	-	-	1.87
7218	90	160	30	123	105	6500	8600	113	96.7	4700	5900	2.3
7218B	90	160	30	102	88	3500	4700	-	-	-	-	2.3
7219	95	170	32	133	112	6100	8100	122	103	4400	5500	2.78
7219B	95	170	32	111	94	3300	4400	-	-	-	-	2.78
7220	100	180	34	149	127	5700	7600	137	117	4100	5200	3.32
7220B	100	180	34	124	107	3100	4200	-	-	-	-	3.32
7221	105	190	36	162	143	5400	7200	149	132	3900	4900	3.95
7221B	105	190	36	135	121	2900	3900	-	-	-	-	3.95
7222	110	200	38	176	160	5100	6800	162	148	3700	4600	4.65
7222B	110	200	38	147	135	2800	3700	-	-	-	-	4.65