Hayward S360 Bulkhead Pre-1999 (SX311F) couplings A secure trap ring is

A secure trap ring is critical for keeping the pump strainer lid properly seated on compatible Hayward NorthStar SP4000 pump assemblies

5 inch slip size and 1/2 pound swing design give this valve practical value because flow-control components work best when the replacement matches the original plumbing size and operating characteristics

or go missing during pool light service

and this Balboa VSR Whirlpool Spa Jet Assembly is designed for compatible white-finish applications using a 1 inch nozzle and 3/8 inch air barb where the original assembly has become worn or less effective

This model has practical value because the LX platform combines recognizable performance with broad service-part support across wet ends

Hayward S360 Bulkhead Pre-1999 (SX311F) couplings A secure trap ring isThis pre 1999 bulkhead fitting is intended for compatible Hayward S360 sand filter systems that require the earlier style connection component. Bulkhead fittings are critical sealing and plumbing transition points, so correct fitment matters during filter repairs. Use this part when servicing older equipment where the existing bulkhead is cracked, leaking, or damaged during disassembly. It helps maintain the filters plumbing integrity and supports a