This is a replacement Drain Valve O-Ring for Hayward SP1540TL/SP1580H/SP1540C/SP1750 Power-Flo LX Flooded Suction and Power-Flo II Self-Priming Pool Pumps.
This o-ring is manufactured by a Poolweb partner to meet or exceed original manufacturer specifications. This item is fully compatible and interchangeable with Hayward part # SPX1500M.