Assembly Options for Robertshaw's Pressure and Self Actuated Temperature Regulators

Around the globe, companies have come to trust Robertshaw's line of innovative industrial products.  Their well known valves, controls, and sensors provide unsurpassed reliability.

Robertshaw Numerical Index

Style A

Style A
  • Single-seated, unbalanced, quick opening
  • Sizes direct acting 1/4 in. through 1 in.
  • reverse acting 1/4 in. through 1-1/2 in.
  • Bronze body, stainless steel trim
  • "A" Datasheet

Style FA

Style FA
  • Double-seated, semi-balanced
  • quick-opening
  • Sizes 2-1/2 in. through 4 in. direct acting
  • 3/4 in. through 4 in. reverse acting
  • FA Datasheet

Style FA

FA Valve Direct Acting
  • Double-seated, semi-balanced
  • Quick-opening
  • 2-1/2 to 4 in. Direct Acting
  • FA Datasheet
  • Cv: 82 to 226

Style CSS

Style CSS
  • Single-seated, unbalanced direct or reverse acting
  • stainless steel body and trim
  • Sizes 1/2 in., 3/4 in. or 1 in
  • CSS Datasheet

Style MA

Style MA
  • Double-seated, semi-balanced
  • quick-opening
  • Sizes 2-1/2 in. through 4 in. direct acting
  • 3/4 in. through 4 in. reverse acting
  • PDF Datasheet

Style MA

  • Single-Seated, Piston Balanced
  • Direct Acting,Tight Closing
  • 2 in
  • Cast Iron, ASTM A126, Class B
  • Stainless Steel Stem and Plug
  • Cv:47.5
  • PDF Datasheet

Style MAS Screwed Connections

  • Single-Seated, Piston Balanced
  • Direct Acting,Tight Closing
  • 3/4, 1, 1-1/2 in
  • Cast Steel
  • Stainless Steel Stem and Plug
  • Cv:10.5 to 30
  • PDF Datasheet

Style MAS Flanged Connections

  • Single-Seated, Piston Balanced
  • Direct Acting,Tight Closing
  • 1, 1-1/2, 2 in
  • Cast Steel
  • Stainless Steel Stem and Plug
  • Cv:10.5 to 49
  • PDF Datasheet

Style WA

Style WD
  • Three-way, unbalanced
  • Sizes 1/2 in. through 1-1/2 in.
  • Bronze body, stainless steel trim
  • PDF Datasheet

Series WBI

  • Three-Way, balanced
  • Size 3in
  • Cast Iron Body, 316 SS stem
  • Bronze Trim
  • PDF Data Sheet

Style WD

Syle WD
  • Balanced sleeve, three-way type
  • Sizes 2 in. through 6 in.
  • BZ body and trim
  • PFD Datasheet

Style WCSS

Style WCSS
  • Sizes 1/2 in., 3/4 in., 1 in
  • All stainless steel construction
  • (three-way version of CSS Valve)
  • Quick disconnect stem
  • PDF Datasheet

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov