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Product Details:
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| Product Name: | Angular Contact Ball Bearing | Product Model: | 71904 C P4A GA |
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| Characteristic: | High Speed And High Rigidity | Rotational Speed: | 50000RPM-56000RPM |
| Angle: | 15 Degree | Preload: | Light Preload |
| Rolling Body: | Steel Ball | Holder: | Bakelite Holder |
Angular Contact Ball Bearing 71904 C P4A GA (in addition to DB, DT, TBT, QBC and other matching methods) is mainly used on the spindle of CNC machine tools. The operating speed reaches 50000 to 56000 rpm. Imported materials, imported G5 grade steel balls, and Kluberspeed NBU15 grease are used, which have the advantages of high rigidity, high precision, high speed, etc.
| 719 Series Angular Contact Ball Bearing | ||||||||||||||
| Bearing No | Dimensions(mm) | rsmin | rs1min | (KN) BasicRatedload | (RPM) Ball speed limit |
(RPM) Ceramic Ball limit speed | (N) Preload | |||||||
| d | D | B | Cr | Cor | Grease Lubrication | Oil Lubrication | Grease Lubrication | Oil Lubrication | A | B | C | |||
| 71900C | 10 | 22 | 6 | 0.30 | 0.30 | 3.00 | 1.53 | 70000 | 110000 | 90000 | 15000 | 15 | 52 | 115 |
| 71900AC | 10 | 22 | 6 | 0.30 | 0.30 | 2.90 | 1.46 | 63000 | 95000 | 75000 | 12000 | 17 | 65 | 150 |
| 71901C | 12 | 24 | 6 | 0.30 | 0.30 | 3.35 | 1.86 | 60000 | 90000 | 80000 | 130000 | 15 | 56 | 126 |
| 71901AC | 12 | 24 | 6 | 0.30 | 0.30 | 3.20 | 1.76 | 56000 | 85000 | 67000 | 100000 | 19 | 67 | 162 |
| 71902C | 15 | 28 | 7 | 0.30 | 0.30 | 5.00 | 2.90 | 50000 | 75000 | 67000 | 100000 | 20 | 77 | 167 |
| 71902AC | 15 | 28 | 7 | 0.30 | 0.30 | 4.80 | 2.75 | 48000 | 70000 | 56000 | 85000 | 22 | 112 | 259 |
| 71903C | 17 | 30 | 7 | 0.30 | 0.30 | 5.30 | 3.15 | 48000 | 70000 | 60000 | 90000 | 21 | 81 | 176 |
| 71903AC | 17 | 30 | 7 | 0.30 | 0.30 | 5.00 | 3.00 | 43000 | 63000 | 50000 | 75000 | 23 | 116 | 268 |
| 71904C | 20 | 37 | 9 | 0.30 | 0.30 | 7.35 | 4.55 | 38000 | 56000 | 50000 | 75000 | 41 | 137 | 297 |
| 71904AC | 20 | 37 | 9 | 0.30 | 0.30 | 6.95 | 4.40 | 36000 | 53000 | 43000 | 63000 | 38 | 172 | 390 |
Contact Person: Xu
Tel: 18762631303
Fax: 86-0510-85117986
