FS 4.2-1规格参数
相关型号
FS 4.2-1/14.5/NPT FS 4.2-1/14.5/NPT W/LN FS 4.21-0.1 FS 4.21-0.1/S613 FS 4.21-0.2M/14.5/NPT FS 4.21-0.3/14.5/NPT/S613 FS 4.21-0.3/14.75/NPT FS 4.21-0.3/M20 FS 4.21-0.5 FS 4.21-0.5/S613