Essential Values Cartridge (#RP46463) | 17 Series (2006-present), Aftermarket Replacement for Delta Monitor includes Spring Adapter - Made from the Markets Finest Metals & Plastics - Amazon.com
FlowRite Replacement Cartridge for Delta Monitor Shower RP46463 1700 Series - Walmart.com
New For Delta Faucet Style for RP46463 MultiChoice 17 Series Cartridge Assembly | eBay
Cartridge Assembly RP46463 Compatible with Delta Monitor 17 Series(2006-Present)Shower Faucet (Pack of 2) - Amazon.com
DELTA, Tub and Shower Cartridge - 4NLN4|RP46463 - Grainger