ZCB913302700 压力开关 Pressure switch

ZC3569900002 管接头螺母 Pipe joint nut

ZC3531100020 内六圆柱头螺钉 Cylindrical head screw

ZC3531400162 圆柱销 Cylindrical pin

ZC3531400030 弹性圆柱销 Elastic cylindrical pin

ZC3530700036 六角薄螺母 Hexagonal thin nut