Watts RK 777SI-SCREEN-20 3/8 Lead-Free Strainer

The Watts RK 777SI-SCREEN-20 3/8 is a genuine lead-free strainer screen (20 mesh) for 3/8" 777SI / LF777SI strainers. This model is certified lead-free for potable-water installations.

This mesh strainer replacement screen is used to replace the 20 mesh screen for a 3/8 inch lead free series LF777SI or LFS777SI wye pattern strainer. The strainer is made of 304 stainless steel material.

Features

• Genuine replacement part
• Easy to install
• Includes: Strainer

Common Questions

Will this kit fit my valve?

The RK 777SI-SCREEN-20 3/8 fits the 3/8" size of Watts series 777SI / LF777SI. Kits are size- and series-specific, so match the model stamped on your valve body or cover before ordering.

What's included in this kit?

This is a strainer screen (20 mesh) — it carries the factory parts for that subassembly only, not a whole-valve rebuild. See the Watts spec sheet for the exact part breakdown.

Are these genuine Watts parts?

Yes. This is the factory RK 777SI-SCREEN-20 3/8 kit built with genuine Watts OEM components. Aftermarket parts can void your assembly approval and are commonly rejected by inspectors at annual test time.

Specifications

• Type: Strainer
• Pack Quantity: 100
• Country of Origin: China
• Warranty: 1 Year Limited
• MPN: RK 777SI-SCREEN-20 3/8
• Lead-Free: Yes
• Product Role: repair_kit
• Kit Type: Strainer Screen (20 Mesh)
• Fits Brand: Watts
• Fits Valve Series: 777SI;LF777SI
• Fits Valve Size: 3/8"
• Used With: 3/8" 777SI;3/8" LF777SI
• Watts Ordering Code: 0899118
• Genuine OEM Parts: Yes