Zurn Wilkins RK4-350 Check Rubber Repair Kit for 4" 350, 350A, 375, 375A, 450, 475 Series Backflow Prevention Devices.
Features & Benefits:
Fits 4" 350, 375, 450, and 475 350 and 350XL | Fits 2 1/2" - 4" 350A and 375A |
Includes No. 1 and No. 2 check seal rings, o-rings, and lubricant | Lead-free law compliant |
Repairs Model(s):
- Zurn Wilkins 4-350 4" Double Check Valve Assembly
- Zurn Wilkins 350A 2-1/2", 3", and 4": 212-350A, 3-350A, 4-350A, Double Check Valve Assembly
- Zurn Wilkins 4-375 4" Reduced Pressure Principle Assembly
- Zurn Wilkins 375A 2-1/2", 3", and 4": 212-375A, 3-375A, 4-375A Reduced Pressure Principle Assembly
- Zurn Wilkins 4-450 4" Double Check Valve Assembly
- Zurn Wilkins 4-475 4" Reduced Pressure Principle Assembly
Includes Parts:
- (x2) 3509-12 Seal Ring (Part #23)
- (x2) 353N O-Ring (Part #16)
- (x8) WK-109N O-Ring (Part #21)
Technical Documentation:
Zurn Wilkins RK4-350 Check Rubber Repair Kit Installation Instructions: Click Here.
Zurn Wilkins RK4-350 Check Rubber Repair Kit Parts List (350A Series): Click Here.
Media:
Zurn Wilkins 350 2-1/2" and 3" Check Rubber Repair Kit Repair Video:
Zurn Wilkins 350 4" and 6" Check Rubber Repair Kit Repair Video:
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