| Items |
 N203 Cylindrical Roller Bearings - N Design |
N203C3 Cylindrical Roller Bearings - N Design |
N204 Cylindrical Roller Bearings - N Design |
N204C3 Cylindrical Roller Bearings - N Design |
N304 Cylindrical Roller Bearings - N Design |
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| Brand | Nachi America, Inc. | |||||||||
| Enclosure | Open | |||||||||
| Bore Type | Cylindrical Bore | |||||||||
| Configuration | Single Row | |||||||||
| Bore Size | 17 mm | 17 mm | 20 mm | 20 mm | 20 mm | |||||
| Outside Diameter | 40 mm | 40 mm | 47 mm | 47 mm | 52 mm | |||||
| Width | 12 mm | 12 mm | 14 mm | 14 mm | 15 mm | |||||
| Outside Ring Inside Diameter | 33.9 mm | 33.9 mm | 40 mm | 40 mm | 44.5 mm | |||||
| Fillet Radius/Chamfer | 0.6 mm | 0.6 mm | 1 mm | 1 mm | 1.1 mm | |||||
| r1 | 0.3 mm | 0.3 mm | 0.6 mm | 0.6 mm | 0.6 mm | |||||
| Dynamic Load Rating | 12,600 N | 12,600 N | 15,400 N | 15,400 N | 21,400 N | |||||
| Static Load Rating | 7,950 N | 7,950 N | 12,700 N | 12,700 N | 17,300 N | |||||
| Limiting Speed - Grease | 16,000 rpm | 16,000 rpm | 15,000 rpm | 15,000 rpm | 12,000 rpm | |||||
| Limiting Speed - Oil | 19,000 rpm | 19,000 rpm | 18,000 rpm | 18,000 rpm | 15,000 rpm | |||||
| Weight | 0.080 kg | 0.080 kg | 0.110 kg | 0.110 kg | 0.150 kg | |||||
| da (min) | 22 mm | 22 mm | 26 mm | 26 mm | 27 mm | |||||
| db (min) | 19 mm | 19 mm | 25 mm | 25 mm | 25 mm | |||||
| db (max) | 22 mm | 22 mm | 26 mm | 26 mm | 27 mm | |||||
| dc (min) | 24 mm | 24 mm | 29 mm | 29 mm | 30 mm | |||||
| Da (max) | 35 mm | 35 mm | 41 mm | 41 mm | 45 mm | |||||
| Db (min) | 34 mm | 34 mm | 42 mm | 42 mm | 47 mm | |||||
| Db (max) | 34 mm | 34 mm | 42 mm | 42 mm | 47 mm | |||||
| ra (max) | 0.6 mm | 0.6 mm | 1 mm | 1 mm | 1 mm | |||||
| ra1 (max) | 0.3 mm | 0.3 mm | 0.6 mm | 0.6 mm | 0.6 mm | |||||
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