Wilkins 2 1/2"-3" 350/450/375/475 2nd Check Seat Retainer Clip
Details
Details
Wilkins: 3507-14G - 2 1/2"-3" Second Check Seat Retainer Clip for 350/450/375/475
Manufacturer: Wilkins
Size: 2 1/2 Inch, 3 Inch
Product model: 350, 350DA, 375, 375DA, 450, 475 / 475V
Size: 2 1/2 Inch, 3 Inch
Product model: 350, 350DA, 375, 375DA, 450, 475 / 475V
Installation and Maintenance Instructions 2 1/2" - 6" Specification Sheet Repair Parts Guide 2-1/2" and 3" 
Zurn Wilkins Backflow Prevention 350 (2.5 inch & 3 inch) - How to Repair
Zurn Wilkins Backflow Prevention - Why does Zurn call it a Compound Check?
Zurn Wilkins Backflow Prevention - How to Remove a Compound Check Module