The Wilkins RK8-375CK1 is a comprehensive #1 check assembly repair kit designed to restore first check valve sealing and operation in 8 inch to 10 inch backflow preventers.

Key Specifications:

• Size: 8 to 10 Inches
• Compatible Models: 375A, 475DA, 475DAV
• Kit Components: 9 piece assembly kit
• Notable Certifications: ASSE 1013, C-UL Classified
• Warranty Coverage: 1 year limited

Other Related Variants:

• RK34-375CK1: 3/4 Inch to 2 Inch version

Materials:

• Seat assembly components
• Poppet retainer
• Seal ring
• O-ring gaskets
• Metal washers

Typical Installation:

Used for repair and maintenance of first check assemblies in commercial, industrial, and institutional backflow prevention systems including water supply lines, irrigation systems, fire protection systems, and plumbing applications requiring backflow prevention compliance.

Standards Compliance:

ASSE 1013 Listed; C-UL Classified

Features & Benefits:

• Cost Savings: Reduces costs by avoiding full backflow preventer replacement while restoring optimal performance.
• Complete Assembly: Includes all necessary components for #1 check valve restoration including poppet, seat retainer, seal ring, and O-ring.
• Certified Performance: ASSE 1013 Listed and C-UL Classified ensuring compliance with industry safety and performance standards.
• Broad Compatibility: Fits multiple Zurn RK8-375CK1 compatible models including 375A, 475DA, and 475DAV backflow preventers.

FAQ

Q: What models are compatible with the Wilkins RK8-375CK1 repair kit?

A: This repair kit is designed for 8 inch and 10 inch Models 375A, 475DA, and 475DAV backflow preventers.

Q: What components are included in this check assembly repair kit?

A: The kit includes #1 check assembly, seat retainer, seat assembly #1 poppet, poppet retainer, poppet bolt, seal ring, poppet bolt O-ring, and washer seat retainer.

Q: How does this repair kit help save on maintenance costs?

A: By replacing only the first check assembly components, you avoid the expense of replacing the entire backflow preventer while restoring full sealing and operational performance.

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