7300 Series Angular Contact Ball Bearing 10-200mm Bore Size with ISO9001 Certification for Machine Tool Spindles
7300 Series Angular Contact Ball Bearings are precision-engineered components designed to handle combined radial and axial loads in demanding industrial applications.
- Quality Standard: ISO9001:2000 Certified
- Superior Surface Polish & Smooth Rotation
- Material Options: Chrome Steel, Carbon Steel, Stainless Steel
- Custom Services: OEM, Customer Design, Buyer Label
- Combined load capacity: supports radial and axial loads simultaneously
- Matched bearing mounting capability for bidirectional axial load support
- Convenient preload adjustment options
- Retainer materials: brass, synthetic resins, or specialized compounds
Widely utilized in precision machinery including machine tool spindles, high-frequency motors, gas turbines, centrifuges, automotive front wheels, differential pinion shafts, pumps, blowers, air compressors, transmission systems, fuel injection pumps, and printing machinery.
| Bearing No. | Bore (mm) | Outer Diameter (mm) | Width (mm) | Radius (mm) | Weight (lbs) |
|---|---|---|---|---|---|
| 7300 | 10 | 35 | 11 | 1.0 | 0.106 |
| 7301 | 12 | 37 | 12 | 1.5 | 0.126 |
| 7302 | 15 | 42 | 13 | 1.5 | 0.172 |
| 7303 | 17 | 47 | 14 | 1.5 | 0.236 |
| 7304 | 20 | 52 | 15 | 2.0 | 0.304 |
| 7305 | 25 | 62 | 17 | 2.0 | 0.483 |
| 7306 | 30 | 72 | 19 | 2.0 | 0.743 |
| 7307 | 35 | 80 | 21 | 2.5 | 0.999 |
| 7308 | 40 | 90 | 23 | 2.5 | 1.43 |
| 7309 | 45 | 100 | 25 | 2.5 | 1.89 |
| 7310 | 50 | 110 | 27 | 3.0 | 2.40 |
| 7311 | 55 | 120 | 29 | 3.0 | 3.06 |
| 7312 | 60 | 130 | 31 | 3.5 | 3.84 |
| 7313 | 65 | 140 | 33 | 3.5 | 4.65 |
| 7314 | 70 | 150 | 35 | 3.5 | 5.64 |
| 7315 | 75 | 160 | 37 | 3.5 | 6.77 |
| 7316 | 80 | 170 | 39 | 3.5 | 8.05 |
| 7317 | 85 | 180 | 41 | 4.0 | 9.57 |
| 7318 | 90 | 190 | 43 | 4.0 | 11.2 |
| 7319 | 95 | 200 | 45 | 4.0 | 13.0 |
| 7320 | 100 | 215 | 47 | 4.0 | 15.8 |
| 7321 | 105 | 225 | 49 | 4.0 | 18.1 |
| 7322 | 110 | 240 | 50 | 4.0 | 21.2 |
Available in multiple configurations (A, B, C series) with varying dynamic and static load capacities to meet specific application requirements. Contact our technical team for detailed load rating specifications.
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