DESCRIPTION

  • Allows for RP protection in a vertical upward flow
  • Single access cover reduces maintenance down time
  • Space saving "N" pattern design
  • Utilizes modular center-stem guided compound check
  • Zurn Wilkins® compound check provides low headloss

Wilkins Regulator Backflow Preventer with Outside Stem and Yoke Gate Valve

W475OSY

Valve Size:

SPECIFICATIONS

ANSI Specifications
ANSI B16.1
ASTM Specifications
ASTM A-276, ASTM A-536 Grade 4
AWWA Specifications
AWWA C-606-87
CSA Certified
Yes
Coating
Epoxy
End Connection 1
Grooved
End Connection 2
Flanged
Height
34 in
Lead Law Compliant
Yes
Length
313 in
Material
Ductile Iron
Maximum Pressure
175 psi
Maximum Temperature
140
Number of Handles
Two Handle
UL Listed
Yes
Valve Seat Material
EPDM
Valve Size
3 in
Width
24 in

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