Pit Drain

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Pit Drain

Figure Number:  9790
Product Function:
Used at base of side walls in pits, where low elevation requires a vertical inlet grate and side outlet roughing. Unless obstructed by debris or sludge, SMITH backflow valves prevent backflow which could damage equipment in pit. Used for gravity flow, not for high flow pump applications.

Regularly Furnished:
CF8 (Equivalent to Type 304) Rough Finish Stainless Steel Body with Secured Grate and Bronze Backwater Valve.
Product Details
  • Product Type:  Valve
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Specifications US Govt ComplianceItems complying with U.S. government specifications34 KBDownload

Smith No. 9790 stainless steel body and secured grate with bronze backwater valve assembly.

Optional Materials

  • A-27 Carbon Steel Body - A27B
  • Cast Iron Grate -CIG
  • CF8M (Equivalent to Type 316) Stainless Steel - Body -316B


  • Flashing Clamp -C
  • Vandal Proof Grate - U
  • BW Butt Weld Outlet (Specify Schedule -S05, -S10, -S40)
  • Stainless Steel Backwater Valve -SBWV