6.25" Double Groove A Section 4L Sheave with 7/8" (0.875") H-Style Split Taper Bushing - 2AK64H B Section Pulleys 1" Dual 3 stage baffle system

3 stage baffle system

5 HP Replacement Single Stage Air Compressor Pump

This relief valve is designed to be installed into the head of a small air compressor (less than 2HP)

Operating at 3450 RPM

This pulley accepts B Section also known as 5L series belts

6.25" Double Groove A Section 4L Sheave with 7/8" (0.875") H-Style Split Taper Bushing - 2AK64H B Section Pulleys 1" Dual 3 stage baffle systemCast Iron 6. 25" Dual Groove Belt A Section 4L Pulley w 7 8" Sheave Bushing Masterdrive dual groove 6. 25" cast iron pulley sheave with 7 8" H bushing for A section belt is a high quality 2 piece pulley that measures 6. 25" 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 shaft.