Standard/Optional Features

550/551
750/751
Feature
Std
Opt
Std
Opt
Pattern
Straight  
X
     
Offset
X
OS&Y
OS&Y  
X
X
Gage Connection
Socketweld 1/2" Female
X
X
  1/2" Male
X
X
  3/4" Female
X
X
  3/4" Male
X
X
Rigid 1/2" NPTF
X
X
  3/4" NPTF
X
X
Flanged  
X
X
Vessel Connection
Socketweld 1/2" Male
X
X
  3/4" Male
X
X
  1" Male
X
X
Solid Shank 1/2" NPTM
X
X
  3/4" NPTM
X
X
  1" NPTM
X
X
Flanged  
X
X
Vent/Drain Connection
Socketweld 1/2" Female
X
X
  3/4" Female  
X
X
1/2" NPTF    
X
X
3/4" NPTF  
X
X
Ball Check Shutoff
Horizontal Lower and Upper Valves
X
X
Ball Checks Omitted
X
X
Seat
Threaded (Renewable)
X
X
Backseating stem
X
X
Handwheel
w/ Standard Pitch Threads
X
X
w/ Quick Close
X
X