Replaces for Zurn Wilkins RK212-375 Complete Relief Valve Repair Kit, Compatible with Wilkins 2-1/2"-6" Models 375 375A 375AST 475 475V (Come with Lubricant)

What You Will Get——Relief Valve Diaphragm, Piston O-Ring, Relief Valve Seat O-Ring, Relief Valve Body O-Ring, Relief Valve Disc Rubber, Relief Valve Spring & Lubricant

• 【Wide Application】 The RK212-375 Complete Relief Valve Repair Kit is compatible with the 2-1/2''-6'' Model 375, 375A, 375AST, 475, and 475V Reduced Pressure Principle Backflow Preventers.
• 【Strong Function】 Perfectly replaces for Zurn Wilkins RK212-375 Complete Relief Valve Repair Kit. The accessories within the kit allow you to speed up repairs, while lowering maintenance costs and extending the product life. The RK212-375 Repair Kit offers long-lasting protection from back siphonage and backpressure of contaminated water into the potable water supply.
• 【Superior Materials】 The Relief Valve Repair Kit is made of high-quality rubber and steel. With strong durability, corrosion resistance and anti-rust performance. Better quality allows it to be used for a longer time. If the accessories are damaged and cause water leakage, you only need to replace the accessories instead of the entire Backflow Preventers, this solution can save your time and money.
• 【What You Will Get】 The Repair Kit components conveniently include 1*Upper Plunger O-Ring, 1*Diaphragm, 1*Seal Ring, 1*Relief Valve Spring, 1*Relief Valve Seat O-Ring, and 1*Relief Valve O-Ring. The package also includes one Lubricant.
• 【100% Satisfaction Guarantee】 We are committed to providing excellent products and the best service for our customers. If you are not satisfied with the product, you can simply return it. We support a 30-day refund on return and a 12-month warranty.