Description
Product Overview
The Ryutain RP4993 is a comprehensive faucet repair kit engineered to address common leakage issues in residential and light commercial plumbing systems. Designed for compatibility with Delta two-handle faucets and most single or double-handle models, this kit includes precisely manufactured components: eight rubber valve seats, eight springs, and 0.35 ounces of high-purity silicone lubricating grease. Each valve seat measures to exact specifications, ensuring a secure fit and effective seal restoration. The grease is NSF 61 certified, guaranteeing safe contact with drinking water without risk of chemical contamination. With product dimensions of 0.8 x 0.41 x 0.41 inches and a total weight of 0.634 ounces, the kit is compact yet complete for a full repair cycle. All parts are constructed from durable materials that maintain integrity under varying water pressures and temperatures, providing reliable performance over extended use.

Usage
This repair kit is ideal for homeowners, DIY enthusiasts, and professional plumbers dealing with dripping or leaking faucets in kitchens, bathrooms, and utility areas. It is specifically suited for Delta two-handle faucets and adapts to many other single or double-handle designs, making it a versatile solution for common residential plumbing repairs. The included NSF 61-certified grease ensures safe application in potable water systems, while the valve seats and springs work together to eliminate leaks caused by wear or corrosion. Typical usage scenarios include routine maintenance, emergency fixes, and renovation projects where restoring faucet functionality without full replacement is desired. The kit’s components are designed for easy installation with standard tools, reducing downtime and minimizing water waste.
Why Choose Us
Ryutain prioritizes quality and reliability in every RP4993 kit, leveraging precision engineering and certified materials to deliver superior performance. The NSF 61 certification for the silicone grease underscores a commitment to safety, ensuring no harmful substances leach into drinking water. Unlike generic repair sets, this kit includes an optimally measured 0.35-ounce grease portion, eliminating guesswork and waste during application. Components are tested for durability under extreme temperatures and pressures, providing long-term leak prevention. Ryutain’s attention to detail—from the exact sizing of valve seats to the high-purity grease formulation—results in a product that consistently outperforms alternatives in fit, function, and longevity.
Key Features
- Includes 8 valve seats and 8 springs for comprehensive leak repair in multiple faucet types.
- 0.35 ounces of NSF 61-certified silicone grease ensures safe, effective lubrication without contamination.
- Compatible with Delta two-handle faucets and most single or double-handle models for broad applicability.
- Durable materials resist wear, corrosion, and extreme temperatures for reliable long-term performance.
- Precisely dosed grease and components enable effortless installation and permanent drip prevention.
FAQ
What faucet brands is this repair kit compatible with?
The Ryutain RP4993 kit is designed for Delta two-handle faucets and works with most single or double-handle faucets from various brands, though checking specific model compatibility is recommended.
Is the included grease safe for drinking water systems?
Yes, the 0.35-ounce silicone grease is NSF 61 certified, meaning it meets strict standards for safe contact with potable water and will not introduce contaminants.
How many repairs can I complete with one kit?
Each kit contains enough components—8 valve seats, 8 springs, and adequate grease—for a full repair cycle on one faucet, with potential for multiple seat replacements depending on the faucet design.
Does the kit require any additional tools for installation?
Basic plumbing tools such as a wrench and screwdriver are typically needed for installation, but the kit includes all necessary consumable components for the repair itself.
What is the expected lifespan of the repaired faucet?
With proper installation, the durable valve seats and springs can provide years of leak-free operation, though longevity may vary based on water quality and usage frequency.





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