Hayward Diffuser, 2-1/2 HP and 3 HP | SPX3000B Jack's Magic Tighten evenly and avoid over-torquing

Tighten evenly and avoid over-torquing during installation

This valve is commonly used in return lines to prevent back siphoning

Hayward manufactures integrated lighting and automation systems for pools and spas

identified by the manufacturer SKU 6-408-00

This pump is typically used in pool and spa filtration plumbing to circulate water through filters and related equipment

Hayward Diffuser, 2-1/2 HP and 3 HP | SPX3000B Jack's Magic Tighten evenly and avoid over-torquingWhat This Part Is Used For The Hayward SPX3000B is a diffuser for compatible pump models listed as 2 1 2 HP and 3 HP. It sits around the impeller inside the wet end and directs water through the internal passages. This part is accessed when the pump is disassembled. Why This Part Matters A damaged diffuser can reduce circulation efficiency and affect filter pressure. Poor internal flow can also contribute to noise and inconsistent priming behavior.