Replacement Parts: Hat Cartridge: KSRP3120HC Cold Cartridge: KSRP3120CC @ Hot Hands: KBH1781 AXH € Cold Handle: KBH1791 AXC CARE AND MAINTENANCE OF YOUR FAUCET Your Kingston Brass faucet has been finished to the most strict standards; however, due to the high content of minerals in the water, your finish may appear dull and famished after time. These are some do's and don'ts to maintain the luster on your faucet for many years to come. Do 1. Use a silicon based caulking when installing. 2.