Model Name:YM-40 Ref No. Parts No.(ChangeNo.) English Name Minimum Delivery 2-5 W5071350 TONE BAR 38K A# YM40 1 PC 2-6 W5071360 TONE BAR 41K C# YM40 1 PC 2-7 W5071370 TONE BAR 43K D# YM40 1 PC 2-8 W5071380 TONE BAR 46K F# YM40 1 PC 2-9 W5071390 TONE BAR 48K G# YM40 1 PC 3 W5110250 TONE BAR SUS.CORD(BRAIDED VINYLON)YM35B 1 PC 4 W5110010 CODE TENSION SPRING (L) YT,YV 1 PC.