7.75" Single Groove A Section 4L Sheave with 5/8" (0.625") H-Style Split Taper Bushing - AK79H 8.25" 25" Single Groove Belt A

25" Single Groove Belt A Section 4L Pulley w/ 1" Sheave Bushing

• 250 PSI Working Pressure

*Warranty valid only if used with Prevost high quality steel plugs

This valve prevents back flow or tank pressure from getting back to the air compressor pump once the compressor is shut off

7.75" Single Groove A Section 4L Sheave with 5/8" (0.625") H-Style Split Taper Bushing - AK79H 8.25" 25" Single Groove Belt ACast Iron 7. 75" Single Groove Belt A Section 4L Pulley w 5 8" Sheave Bushing Masterdrive single groove 7. 75" cast iron pulley sheave with 5 8" H bushing for A section belt is a high quality 2 piece pulley that measures 7. 75" outside diameter and is designed to be used with an H style bushing. This bushing inserts into the center of the pulley and slides over the shaft, as you tighten down the bolts on the H bushing it will tighten down on the