AK41-1/2" Bore Solid Sheave Pulley One Groove 4.1" Outer Diameter 1/2" Inner diameter

AK41-1/2" Bore Solid Sheave Pulley One Groove OD: 4.1" ID:1/2" AK4012 - AK4112

4" Cast Iron Pulley Sheave 1/2" Shaft One Grooves V Belt A Section 4L AK40

Outside diameter: 4" inch Bore: 1/2" inch Belt section size: 4L, 3L One Groove One pulley Hex set screws No keyway AK4012 - AK4112

AK40-1/2"
V-Belt sheaves is an excellent choice for inch and metric shafts. AK Sheaves are accurately machined from fine grained cast iron, statically balanced, painted and individually packaged.
The belt series most common for this pulley is 4L, or A , AX, V-Belts.