500 series

The K-Flo 500 series is a heavy-duty resilient seated butterfly valve line in full compliance with AWWA C504 for use in municipal, power and industrial applications.

500 Series Overview
Nominal Inside Diameter 3″-20″ Sizes Available
Construction Materials Body: Cast Iron (ASTM A126, Class B)
Optional Ductile Iron (ASTM A536 Grade 65/45/12)
Seat: Buna-N standard
EPDM optional
Packing: Self-Adjusting Buna-N
Shaft: Stainless Steel
Disc: 316 Stainless Steel standard on 3″-8″. Ductile Iron (ASTM A536, Grade 65-45-12) with a 316 Stainless Steel Edge on sizes 10″-20″.
Bearings: 316 Stainless Steel; TFE Lined
Pressure Rating 150 psi at 16 Ft/Sec

Many Crispin Valves are available with special materials that may not be listed. Please contact the factory to inquire about custom orders.