- 5/8" Shaft
- Premium Seal Designed for Spa and Hot Tub Applications
- Buna / Carbon Graphite SS with Ceramic Seat
- Recommended for Hot Tub and Spa Applications
- Not Recommended in Pools or Spas with Ozonators, Bromine or Chlorine Generators. Systems with Ozonators, Bromine or Chlorine Generators use PS-3869