The TapeTech castle nut holds down the cup washer, which holds down the plunger cup.
TapeTech® Castle Nut
$12.64
Manufacturer:
Part #:
059201
This part fits the following models:
-
EasyClean® Automatic Taper (07TT)
The TapeTech castle nut holds down the cup washer, which holds down the plunger cup.