US Seal Shaft Seal [PS-4280 5/8" Viton] (PS-4280) aquacal Supports proper ignition performance in

Supports proper ignition performance in compatible equipment

Useful when replacing a failed or unreliable latching switch

Helps restore more dynamic moving water action

Hayward header O-ring kit

US Seal Shaft Seal [PS-4280 5/8" Viton] (PS-4280) aquacal Supports proper ignition performance inUS Seal Shaft Seal [PS 4280 5 8" Viton] (PS 4280) is a replacement pump shaft seal from US Seal Manufacturing, designed for pool and spa pump service where a worn seal can lead to water intrusion, dripping, or reduced equipment reliability. This part is intended for repair situations where the existing seal specification and part number match the pump being serviced. The PS 4280 5 8" Viton configuration helps restore the seal between the motor side