スチールボール | |||
NO | 呼び | 基本径(mm) | 予定数(個/年) |
1 | 6.0 | 6.0000 | 1,500 |
2 | 5/16 | 7.9375 | 12,000 |
3 | 15.7850 | 42,000 | |
4 | 7/8 | 22.2250 | 7,500 |
5 | 1-1/8 | 28.5750 | 770,000 |
6 | 1-1/8 | 28.5750 | 390,000 |
7 | 1-1/2 | 38.1000 | 170,000 |
8 | 1-3/4 | 44.4500 | 140,000 |
9 | 2 | 50.8000 | 26,000 |
10 | 2-1/4 | 57.1500 | 11,000 |
11 | 2-1/2 | 63.5000 | 14,000 |
12 | 2-3/4 | 69.8500 | 3,000 |
13 | 76.2000 | 400 | |
14 | 88.9000 | 2,000 |