Redstone Blocks
Rail
0 - 2
Piston
4 - 6
Dispenser
8 - 10
TNT
10 - 12
Observer
12 - 14
Honey Block
14 - 18
Hopper
16 - 20
Sticky Piston
32 - 40
Slime Block
76 - 94
String (Stack)
97 - 119
Redstone (Stack)
123 - 151
Redstone Block (Stack)
311 - 381