900

1500

2500

Hub

Hub

Hub

4.375

4.375

4.625

5.375

5.375

5.375

20

20

20

9

9

9

900

1500

2500

Hub

Hub

Hub

5.5

5.875

6.375

6.125

6.125

6.25

41

45

53

18

20

24

900

1500

2500

Hub

Hub

Hub

6.688

7.25

7.875

8.688

8.688

8.813

84

97

116

38

44

52

900

1500

2500

Hub

Hub

Hub

8.188

10.125

11.5

11

11

11

160

244

315

72

110

142

900

1500

2500

Hub

Hub

Hub

11.75

12.875

14.25

11.625

11.625

11.625

350

419

515

158

190

233

900

1500

2500

Hub

Hub

Hub

14.188

15.938

16.625

14.313

14.313

14.438

627

790

871

284

358

395

900

1500

2500

Hub

Hub

Hub

16.625

18.5

20.125

16.5

16.5

16.5

994

1231

1457

450

558

660

900

1500

Hub

Hub

18.125

20

19

19

1365

1660

619

752

900

1500

Hub

Hub

21.125

23.25

21

21

2050

2484

929

1126

900

1500

Hub

Hub

23.5

26

23

23

2781

3402

1261

1543

1. This Type is supplied with external threaded retainers.
2. Full bore Retainerless, with no external threaded components can be supplied. Dimensions A and B are larger and available on application.
3. Particular make of Hub Ended and Clamp Style must be specified by customer. Relevant technical information should be obtained from the chosen clamp supplier, e.g. Graylok®, Techlok®, Clamplok®.
4. SPECIAL NOTE - Due to the large variety of Hub End sizes and Clamp Styles available it may be necessary to alter the face to face dimensions shown in column 'B' above in order to maintain ANSI and API design specifications.
5. Valve sizes not listed above are available on application, together with customer specified end sizes and types. All valves are rated in accordance with ANSI B 16.34 (VALVES-FLANGED THREADED, AND WELDING END Standard), API 594 (CHECK VALVES: WAFER, WAFER-LUG, AND DOUBLE FLANGED TYPE Standard) and API 598 (VALVE INSPECTION AND TESTING Standard) design and application specifications.