【RAF Electronic Hardware】M0531-4-N,电路板硬件 - PCB 2mm, 4.3 ID, M4 ROUND METRIC SPACER
M0531-4-S,METRIC ROUND SPACERPLAIN STEEL6M
M0531-4-S-12,METRIC ROUND SPACERCLEAR ZINC6MM
【RAF Electronic Hardware】M0531-4-SS,电路板硬件 - PCB 2mm, 4.3 ID, M4 ROUND METRIC SPACER
M0531-4-SS-20,METRIC ROUND SPACERPASSIVATE6MM
M0532-35-AL,6_MM-ROUND_SPACER
M0532-35-B,6MM RD X 3MM X 3.7MM ID
M0532-35-N,METRIC ROUND SPACERNO FINISH - N
