轴承公制与英制对照表（部分） 英寸（inch）1"=25.4mm英制（分数） 公制（小数）0"1"2"3"4"5"6"7"8" 0 25.400050.800076.2000101.6000127.0000152.4000177.8000203.20001/64.0156250.396925.79

6951.196976.5969101.9969127.3969152.7969178.1969203.59691/32.0312500.793826.193851

.593876.9938102.3938127.7938153.1938178.5938203.99381/16.0625001.587526.987552.387577.78

75103.1875128.5875153.9875179.3875204.78751/8.1250003.175028.575053.975079.3750104.775013

0.1750155.5750180.9750206.37501/4.2500006.350031.750057.150082.5500107.9500133.3500

158.7500184.1500209.550017/64.2656256.746932.146957.546982.9469108.3469133.7469