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PRODUCTS > 503S Series 3-Way Ball Valve 1/2" - 2"
503S Series 3-Way Ball Valve

Product Description

Schematic Diagram

Materials and Measurements

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Product Description

Standard Features:

  • Available in "T" or "L" port configurations

  • Actuator mounting pad
  • Live-loaded stem packing
  • Blow-out-proof stem
  • Investment cast

Benefits:

  • Reduces number of valves required in piping system
  • Standard mounting pad for ease of automation
  • Live-loaded stem packing improves cycle life
  • Balanced 4-seat construction provides for positive shut-off

Operating / Test Conditions:

  • Operating Temperature Range: -40� to 450� F

  • End Type: Threaded

  • 100% air tested under water at 80 PSI
  • Maximum Working Pressure: 
    1000 PSI CWP (1/2" - 1 1/4")
    800 PSI CWP (1 1/2" - 2")


Schematic Diagram


Materials & Measurements

Materials List

Item
Part Name
Qty
 Material
Option
1
 Body 1 A351 Gr. CF8M CF8, WCB
2
 Ball 1 SS316 SS304
3
 Seat 4 PTFE + 15% G.F. -
4
 Body Seal 3 PTFE -
5
 End Cap 3 A351 Gr. CF8M CF8, WCB
6
 Stem 1 SS316 SS304
7
 Thrust Washer 1 PEEK -
8
 Stem Packing Set 2 PTFE -
9

Gland

 1 SS304 Carbon Steel
10
 Stopper 1 SS304 Carbon Steel
11
 Disk Washer 2 SS301 -
12
 Stop Pin 1 SS304 Carbon Steel
13
 Nut Stop 1 SS304 Carbon Steel
14 Handle 1 SS304 Carbon Steel
15 Stem Nut 2 SS304 Carbon Steel
16 Handle Cover 1 Vinyl -

DIMENSIONS (Inches)

Size P H1 H2 H L M W W1 D S Wt. Lbs.
1/2" 0.43 0.96 0.76 2.24 2.71 5.86 1.35 0.80 0.382 0.256 1.24
3/4" 0.59 1.10 0.75 2.38 3.14 5.86 1.57 0.88 0.382 0.256 1.62
1" 0.79 1.39 0.89 2.74 3.77 5.86 1.89 1.05 0.461 0.315 2.74
1 1/4" 0.98 1.78 1.01 3.48 4.37 7.99 2.18 1.29 0.539 0.382 4.70
1 1/2" 1.26 2.15 1.21 3.70 4.80 10.52 2.40 1.48 0.697 0.382 7.02
2" 1.58 2.50 1.23 4.06 5.67 10.52 2.84 1.81 0.697 0.382 11.17