Seat Replacements
- Replacement cap gasket and seat for Wayland 45BY valves
- EPDM and FKM options
- Sizes from 1-1/2" through 3"
- Exploded component reference included below
Y-ball Check Valve Seats
Wayland W45BY-ST Y-ball check valve seats are supplied with a cap gasket for matching 45BY valves. Select EPDM or FKM and the installed valve size.
Seal-Kit Reference
- EPDM or FKM material selection
- Size-specific fit for 1-1/2" through 3" valves
- Each seal kit includes one cap gasket and one seat
- Seat assembly is identified as item 7 in the exploded parts view

Available Sizes
| Seat material | Valve sizes |
|---|---|
| EPDM | 1-1/2", 2", 2-1/2", 3" |
| FKM | 1-1/2", 2", 2-1/2", 3" |
Product Support & Distributor Inquiries
Match the valve series, size and listed part number before selecting replacement parts. Explore Y-Ball Check Valve and the sanitary valve range, or contact Wayland for help identifying product documentation.


