Compression Valves

 
 
  Compression valves allow manual flow control with a metal to metal seat.

Steel & O’Brien offers these precision machined valves in two styles of end connections.
THREADED END
 

Compression Valve Features:

  • Meets 3-A standards
  • 316LSS construction
  • Available in clamp end and acme thread en connections

 

    CLAMP END
 
THREADED ENDS
Part Number Size A
KCVB01000 1 1.813
KCVB01500 1-1/2 2.375
KCVB02000 2 2.875
KCVB02500 2-1/2 3.188
KCVB03000 3 3.500
   
 
CLAMP ENDS
Part Number Size A
KCVC00750 3/4 2.375
KCVC01000 1 2.375
KCVC01500 1-1/2 2.750
KCVC02000 2 3.500
KCVC02500 2-1/2 3.500
KCVC03000 3 3.750


 

Relief Valves

 
 
  Steel & O’Brien’s relief valves allow manual pressure control with a metal to metal seat.

Steel & O’Brien offers these precision machined valves in two styles of end connections.
 
 

Check Valve Features:

  • Meets 3-A standards
  • 316LSS construction
  • Available in clamp and acme thread end connections
  • Using light, Medium, and Heavy springs the compression rating can be varied.
  • Medium spring is standard
 
 
THREADED ENDS
Part Number Size A
KRVB01000 1 1.813
KRVB01500 1-1/2 2.375
KRVB02000 2 2.875
KRVB02500 2-1/2 3.188
KRVB03000 3 3.500
 
CLAMP ENDS
Part Number Size A
KRVC00750 3/4 2.750
KRVC01000 1 2.375
KRVC01500 1-1/2 2.375
KRVC02000 2 3.500
KRVC02500 2-1/2 3.500
KRVC03000 3 3.750
 
VALVE SPRING VALUES
  LIGHT MEDIUM HEAVY
SIZE MIN MAX MIN MAX MIN MAX
3/4 6 55 18 90 44 150
1 6 55 18 90 44 150
1-1/2 4 35 12 60 30 100
2 2 15 6 30 15 50
2-1/2 1 10 4 15 9 3
3 .5 5 2 10 5 15
Note: Ratings based on ambient temperature water