624 KOYO Single-row deep groove ball bearings
| Brand Name: | KOYO |
| Model Number: | 624 |
| Bearing number: | 6301N |
| Size (mm): | 12x37x12 |
| Bore Diameter (mm): | 12 |
| Outer Diameter (mm): | 37 |
| Width (mm): | 12 |
| d: | 12 mm |
| D: | 37 mm |
| B: | 12 mm |
| PDF |
624 |
Product Details
| Bearing number | 6301N |
| Size (mm) | 12x37x12 |
| Bore Diameter (mm) | 12 |
| Outer Diameter (mm) | 37 |
| Width (mm) | 12 |
| d | 12 mm |
| D | 37 mm |
| B | 12 mm |
| C | 12 mm |
| a | 2.06 mm |
| b | 1.35 mm |
| r min. | 1 mm |
| r1 min. | 0.5 mm |
| D1 | 34.77 mm |
| Weight | 0.060 Kg |
| Basic dynamic load rating (C) | 9,75 kN |
| Basic static load rating (C0) | 4,25 kN |
| (Grease) Lubrication Speed | 19000 r/min |
| Bore Type | Cylindrical Bore |
| Enclosure | Open |
| Configuration | Single Row |
| Bore Size | 12 mm |
| Outside Diameter | 37 mm |
| Width | 12 mm |
| Fillet Radius/Chamfer | 1 mm |
| r1 | 0.5 mm |
| Groove Width | 1.4 mm |
| Groove Diameter | 34.8 mm |
| a (max) | 2.1 mm |
| Dynamic Load Rating | 9,750 N |
| Static Load Rating | 4,250 N |
| Limiting Speed - Grease | 20,000 rpm |
| Limiting Speed - Oil | 24,000 rpm |
| Factor fo | 11.2 |
| Radial Clearance | 0.003 to 0.018 mm |
| da (min) | 18 mm |
| Da (max) | 31 mm |
| Dx (min) | 42 mm |
| ra (max) | 1 mm |
| Cy (max) | 2.9 mm |
