Hayward SPX1600PN Swivel Nut and Knob

What This Part Is Used For
The Hayward SPX1600PN is a swivel nut and knob assembly used to secure the pump strainer cover. It allows the lid to be tightened and loosened for basket access. This hardware attaches directly to the pump housing.

Why This Part Matters
Damaged lid hardware can prevent proper tightening and lead to air leaks. If the lid cannot seal correctly, the pump may lose prime. Replacing worn hardware ensures secure and consistent lid compression.

Key Features and Specifications

• Manufacturer part number SPX1600PN
• Swivel nut and knob assembly
• Used to secure strainer cover
• For compatible Hayward pump models
• Service replacement hardware

Installation and Fitment Guidance
Inspect lid and gasket condition during replacement. Tighten evenly without overtightening. Confirm by manufacturer part number before ordering.

About the Hayward Brand
Hayward manufactures pumps, filters, heaters, automation systems, cleaners, and salt chlorination equipment. Their pump platforms are designed for easy strainer basket access and serviceability. Maintaining proper lid hardware helps ensure reliable suction. Genuine Hayward parts integrate with compatible housings.

Common Service Context
This hardware is often replaced when knobs crack from sun exposure. Techs typically install it during lid or gasket replacements.