ROUND SPACER #4 PVC 7.11MM
圆形垫片 无螺纹 #4 PVC 0.280"（7.11mm） 灰色
得捷:
ROUND SPACER #4 PVC 7.11MM
艾睿:
Self Retaining PVC Screw Spacer, 0.280 in. Length, 0.25 OD, 0.142 ID, #4 Screw Size, Grey
Allied Electronics:
Self Retaining PVC Screw Spacer; .280in.Length; .25 OD; .142 ID; #4 Screw Size; Grey