M0509-25-S,METRIC ROUND SPACERPLAIN STEEL4.
M0509-25-S-12,METRIC ROUND SPACERCLEAR ZINC4.5
【RAF Electronic Hardware】M0509-25-SS,电路板硬件 - PCB 10mm, 2.7 ID, M2.5 ROUND METRIC SPACER
M0509-25-SS-20,METRIC ROUND SPACERPASSIVATE4.5M
【RAF Electronic Hardware】M0509-3-AL,电路板硬件 - PCB 10mm, 3.2 ID, M3 ROUND METRIC SPACER
M0509-3-AL-24,METRIC ROUND SPACERBLACK ANODIZE
M0509-3-AL-7,METRIC ROUND SPACERCLEAR IRIDITE
M0509-3-B,METRIC ROUND SPACERPLAIN BRASS4.