RK4-350 4" 350/375/450/475 CHECK RUBBER KIT
350/375/450/475 4" Kit includes both check rubbers and o-rings in one kit.
WILKINS RK4-350CK2 POPPET ASSY 4" #2 350/375 AND 450/475 / 375A 2 1/2" - 4"
Wilkins #2 check assembly for models, 4" 350/375, 450/475 and for 2 1/2", 3" and 4" 350A and 375A. Also comes with check retainers.
RK6-350 6" 350/450/375/475 CHECK RUBBER KIT
For models 350/350A/350AST/450/375/375A/375AST/475 6" Both check rubbers and o-rings in one kit.
WILKINS RK8-350CK1
Complete #1 check for the Wilkins 350 or 450 assembly for 8", 10" and 12" assemblies.
This is a product that I sometimes have on the shelf but most likely will need to order it to ship direct to you from Wilkins.
