You can either have it replaced under warranty with another cheap OEM faucet.
Or you can spend a few bucks and get anything from HD/Lowes that you like. There is nothing special about RV faucets.
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Officially a SOB with a 2022 Jayco Precept 36C
Checkout my site for RVing tips, tricks, and info | Was a Fulltime Family for 5 years, now we're part-timing on long trips