520FC-8 Forged Carbon Steel Swing Check Valve - Threaded & Sweat

Valve Catalog

520FC-8 Forged Carbon Steel Swing Check Valve - Threaded & Sweat

• Trim 8 - Forged Carbon Steel
• Class 800
• Reduced Port
• Maximum Pressure 1975 PSI @ 100ºF
• Maximum Temperature 850ºF @ 850 PSI
• Bolted bonnet
• API 602 compliant
• Standard NACE MRO175
• Sizes 1/2” - 2”

 

Material Specifications

No.  Name Part No.
1 Body A105
2 Seat A276 410
3 Disc A276 420+STL
4 Nut A194 8
5 Arm A182 F304
6 Bolt ASTM A193 B8
7 Gasket SS304+Graphite
8 Bonnet ASTM A105
9 Bolt ASTM A193 B7

Dimensions

Size d L H S* T*
1/2” 0.41  3.11  2.44 0.86 0.39
3/4” 0.51 3.62 2.48 1.07 0.51
1” 0.71 4.37 2.76 1.34 0.51
1-1/4” 0.95 4.73 3.35 1.68 0.51
1-1/2” 1.14 4.73 3.62 1.92 0.51
2” 1.44 5.52 3.98 2.41 0.63

How to order 520F Series Check Valves

Series Material Ends Sizes
520F C-Carbon Steel T-Threaded 03-1/2”
    W-Socket Weld 04-3/4”
      05-1”
      06-1-1/4”
      07-1-1/2”
      08 - 2"

 

 

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