尺寸
mm
容许公差
真圆度
圆柱度
硬度HRC
20.00… 30.00
±2μm
1.6μm
58以上
30.01… 50.00
±3μm
2.4μm
旋塞孔的尺寸M10×1.5，深度12mm
套装编号
尺寸mm
（进位0.01mm）
套装支数
FC-20A -20B
20.00 20.01…20.49 20.50 20.50 20.51…20.99 21.00
51
FC-21A -21B
21.00 21.01…21.49 21.50 21.50 21.51…21.99 22.00
FC-22A -22B
22.00 22.01…22.49 22.50
22.50 22.51…22.99 23.00
FC-23A -23B
23.00 23.01…23.49 23.50
23.50 23.51…23.99 24.00
FC-24A -24B
24.00 24.01…24.49 24.50
24.50 24.51…24.99 25.00
FC-25A -25B
25.00 25.01…25.49 25.50
25.50 25.51…25.99 26.00
FC-26A -26B
26.00 26.01…26.49 26.50 26.50 26.51…26.99 27.00
FC-27A -27B
27.00 27.01…27.49 27.50
27.50 27.51…27.99 28.00
FC-28A -28B
28.00 28.01…28.49 28.50
28.50 28.51…28.99 29.00
FC-29A -29B
29.00 29.01…28.49 28.50 29.50 29.51…29.99 30.00
FC-30A -30B
30.00 30.01…30.49 30.50
30.50 30.51…30.99 31.00
FC-31A -31B
31.00 31.01…31.49 31.50 31.50 31.51…31.99 32.00
FC-32A -32B
32.00 32.01…32.49 32.50 32.50 32.51…32.99 33.00