product_brand_RegO-whiteExcess Flow Valve 7591U

Chek-Lok® Excess Flow Valves

Designed for mounting in flanged tank connections with internal threads in the bottom of a container. They may be used in filling, withdrawal, or vapor equalizing applications. They provide high flow capacity with low pressure drop to minimize pump inlet line cavitation.

More Information

Product Details:

  • Extra strength connection between body and adapter provides increased strength.
  • Weep hole in cap provides indicator to verify Chek-Lok® is closed before cap removal.
  • Heavy duty brass cap requires at least 3 1/2” full turns for removal.
  • O-ring seal on adapter provides a gas tight seal before the adapter opens the equalizing stem.
  • Eliminates need for individual transfer valves at each container.
  • UL listed.
  • Temperature range of -40°F to +165°F. (-40°C to +73°C)
  • MAWP: 250 PSIG(17 Bar)

Product Documents:

Product Specifications

Download Document

Additional Specifications

Inlet Connection (in.)1 1/4” M. NPT
Outlet Connection (in.)1 5/8"
Approximate Closing Flow Liquid Gpm Propane35 GPM
B Aprroximate Effective Length1 7/8"
Body Wrench Hex Flats1 3/4”
BrandRegO
Cap Wrench Hex Flats1 5/16"
Connection TypeM. NPT x UNF
MaterialsBody, Brass |Stem, Brass |Spring, Stainless Steel |Seals, Synthetic Rubber |Valve Poppet, Brass |Gasket, Nylon

Similar Products