Thank you for your question, and I am sorry to hear that you are experiencing a leak from your Delta faucet. The parts are still available for this unit. The hose assembly part number is RP50390. The sprayer assembly is RP70735. Here are the links to each part:
If you should need more assistance with this issue, please contact our Delta Customer Service line at (800)345-3358. We are available Monday-Friday, 7am-7pm, CST and Saturday, 8am-5pm, CST. You may also email at firstname.lastname@example.org.
Date published: 2018-04-20