U.S. Seal Shaft Seal [PS-309] [7/8" Shaft Size] [Buna] (PS-309) potterbrumfield Improves plumbing reliability and maintenance

Improves plumbing reliability and maintenance convenience

lower-profile finished look

and pump-generation relationship closely

Designed for compatible mixed-voltage spa control applications

U.S. Seal Shaft Seal [PS-309] [7/8" Shaft Size] [Buna] (PS-309) potterbrumfield Improves plumbing reliability and maintenanceThe U. S. Seal PS 309 shaft seal is built for compatible 7 8 inch shaft pump applications and uses Buna sealing material to restore the pumps primary barrier against leakage. In larger shaft applications, proper seal selection matters even more, because incorrect fit can undermine the entire rebuild no matter how good the surrounding parts are. This replacement is especially useful when the original shaft seal has started leaking, hardened with age,