Product Description
Replacement For RP50587 valve cartridge For faucets: For 500-DST, For 520-DST, For 501-DST, For 501LF-HDF, For 520LF-HDF.Compatible with/For most DST single handle kitchen and lavatory faucet.
Suitable For kitchens, For lavatory faucet and For other single -handle faucets.
Our Single Handle Valve repair kit will impress you with its tough, clean, and effective cartridge replacement that fits perfectly on your single-handle faucets.
1. Install the new cartridge and the bonnet nut, use the wrench to tighten the bonnet nut;
2. Test leakage and set temperature limit(optional);
3. install the rest parts and finish! 
Cartridge valve For single handle kitchen and lavatory faucet includes a integrated handle limit stop which can be adjusted to help protect you and your family from scalding because it can limits the amount of hot water in the mix. The red tab on the back top of the cartridge is used to set built-in temperature stop easily.
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