Check Valves

Threaded Swing Check Valves are available in ductile iron or carbon steel. They provide the oil patch with a dependable, trouble-free, quality check valve. All of our Threaded Swing Check valves conform to NACE MR0175 requirements to meet your corrosive service needs. Downtime and maintenance are minimized by utilizing this check valve.

Features

  • Ductile Iron and Carbon Steel Swing Check Valves
  • ½” to 4″ Size Range
  • Ductile Iron: 300 to 2,000 WOG Pressure Range
  • Carbon Steel: 275 to 3,600 WOG Pressure Range
  • Large Ports
  • NPT Threaded or Grooved End Connections
  • ENDUROBOND Coating Optional

PDF

Tulsa Valve Product Summary

Parts

ID Part Ductile Iron Carbon Steel
1 Body ASTM A395 Ductile Iron ASTM A216 WCB Carbon Steel
2 Clapper CF8 Stainless Steel ASTM A216 WCB Carbon Steel
3 Clapper Seal Peroxide Cured Buna-N (Viton Optional) Peroxide Cured Buna-N (Viton Optional)
4 Cover Seal O-ring Peroxide Cured Buna-N (Viton Optional) Peroxide Cured Buna-N (Viton Optional)
5 Cover ASTM A395 Ductile Iron ASTM A216 WCB Carbon Steel
6 1/4 Pipe Plug Carbon Steel (2” Valve Only)

Dimensions

ID Material Model Size(in) End Working Press Weight (lbs) A(in) B(in) C(in)
1 Ductile Iron 01-10313 1 FNPT 300 5 4-1/4 3 1-1/4
2 Ductile Iron 01-10633 1 FNPT 600 5 4-1/4 3 1-1/4
3 Ductile Iron 01-11033 1 FNPT 1000 5 4-1/4 3 1-1/4
4 Ductile Iron 01-11533 1 FNPT 1500 5 4-1/4 3 1-1/4
5 Ductile Iron 01-12033 1 FNPT 2000 5 4-1/4 3 1-1/4
6 Ductile Iron 01-20313 2 FNPT 300 10 6 3-7/8 1-3/4
7 Ductile Iron 01-L-20313 2 FNPT 300 12 7-1/4 3-7/8 1-3/4
8 Ductile Iron 01-G-20313 2 GROOVED 300 10 7 3-7/8 1-3/4
9 Ductile Iron 01-20613 2 FNPT 600 10 6 3-7/8 1-3/4
10 Ductile Iron 01-L-20613 2 FNPT 600 12 7-1/4 3-7/8 1-3/4
11 Ductile Iron 01-G-20613 2 GROOVED 600 10 7 3-7/8 1-3/4
12 Ductile Iron 01-20753 2 FNPT 750 10 6 3-7/8 1-3/4
13 Ductile Iron 01-21033 2 FNPT 1000 11 6 3-7/8 1-3/4
14 Ductile Iron 01-L-21033 2 FNPT 1000 13 7 1/4 3-7/8 1-3/4
15 Ductile Iron 01-21533 2 FNPT 1500 11 6 3-7/8 1-3/4
16 Ductile Iron 01-L-21533 2 FNPT 1500 13 7 1/4 3-7/8 1-3/4
17 Ductile Iron 01-22033 2 FNPT 2000 11 6 3-7/8 1-3/4
18 Ductile Iron 01-L-22033 2 FNPT 2000 13 7 1/4 3-7/8 1-3/4
19 Ductile Iron 01-30313 3 FNPT 300 17 8 5 1/2 2 3/8
20 Ductile Iron 01-G-30313 3 GROOVED 300 16 8 7/8 5 1/2 2 3/8
21 Ductile Iron 01-30613 3 FNPT 600 17 8 5 1/2 2 3/8
22 Ductile Iron 01-G-30613 3 GROOVED 600 16 8 7/8 5 1/2 2 3/8
23 Ductile Iron 01-31033 3 FNPT 1000 18 8 5 1/2 2 3/8
24 Ductile Iron 01-31533 3 FNPT 1500 18 8 5 1/2 2 3/8
25 Ductile Iron 01-32033 3 FNPT 2000 18 8 5 1/2 2 3/8
26 Ductile Iron 01-40313 4 FNPT 300 35 10 6 3/8 3
27 Ductile Iron 01-40613 4 FNPT 600 35 10 6 3/8 3
28 Ductile Iron 01-41033 4 FNPT 1000 36 10 6 3/8 3
29 Carbon Steel 02-S-050275 1/2 FNPT 275 6 4 1/4 3 1 1/4
30 Carbon Steel 02-S-050720 1/2 FNPT 720 6 4 1/4 3 1 1/4
31 Carbon Steel 02-S-051440 1/2 FNPT 1480 6 4 1/4 3 1 1/4
32 Carbon Steel 02-S-052160 1/2 FNPT 2160 6 4 1/4 3 1 1/4
33 Carbon Steel 02-S-053000 1/2 FNPT 3000 7 4 1/4 3 1 1/4
34 Carbon Steel 02-S-053600 1/2 FNPT 3600 7 4 1/4 3 1 1/4
35 Carbon Steel 02-S-11275 1 FNPT 275 5 4 1/4 3 1 1/4
36 Carbon Steel 02-S-11753 1 FNPT 720 5 4 1/4 3 1 1/4
37 Carbon Steel 02-S-11533 1 FNPT 1480 5 4 1/4 3 1 1/4
38 Carbon Steel 02-S-12033 1 FNPT 2160 5 4 1/4 3 1 1/4
39 Carbon Steel 02-S-13033 1 FNPT 3000 5 4 1/4 3 1 1/4
40 Carbon Steel 02-S-13633 1 FNPT 3600 5 4 1/4 3 1 1/4
41 Carbon Steel 02-S-20275 2 FNPT 275 13 7 1/4 3 7/8 1 3/4
42 Carbon Steel 02-S-20753 2 FNPT 720 13 7 1/4 3 7/8 1 3/4
43 Carbon Steel 02-S-21533 2 FNPT 1480 13 7 1/4 3 7/8 1 3/4
44 Carbon Steel 02-S-22033 2 FNPT 2160 13 7 1/4 3 7/8 1 3/4
45 Carbon Steel 02-S-23033 2 FNPT 3000 14 7 1/4 3 7/8 1 3/4
46 Carbon Steel 02-S-23633 2 FNPT 3600 15 7 1/4 3 7/8 1 3/4
47 Carbon Steel 02-S-30275 3 FNPT 275 33 8 3/4 5 1/4 2 7/16
48 Carbon Steel 02-S-31753 3 FNPT 720 33 8 3/4 5 1/4 2 7/16
49 Carbon Steel 02-S-31533 3 FNPT 1480 34 8 3/4 5 1/4 2 7/16
50 Carbon Steel 02-S-32033 3 FNPT 2160 34 8 3/4 5 1/4 2 7/16
51 Carbon Steel 02-S-33033 3 FNPT 3000 35 8 3/4 5 1/4 2 7/16
52 Carbon Steel 02-S-33633 3 FNPT 3600 35 8 3/4 5 1/4 2 7/16