WASHINGTON ROTATING CONTROL HEADS, INC.
Diverters for the Drilling Industry
SERIES 1300 • ROTATING CONTROL HEADS 20" Thru 30" (Kelly Drive)
 

Nominal

Flange

A

B

C

E

F

Body
Bore
G

H

Sleeve
Bore
J

Outlet
Flange

20"

20"-300

34-7/16"

32-9/16"

24-13/16"

21"

19-1/4"

20"

11"

8-1/8"

8"-300

20"

20"-3000

 41"

 38-3/16"

 31-1/2"

 21"

 22-3/8"

 20"

 16-1/2"

 8-1/8"

11"-3000

20-3/4"

20"-3000

 41"

 38-3/16"

 31-1/2"

 22-1/4"

 22-1/2"

 20-3/4"

 16-1/2"

 8-1/8"

11"-3000

21-1/4"

21-1/4"-2000

 40-1/8"

 37-5/16"

 30-5/8"

 22-1/4"

22-1/2"

 21-1/4"

 15-5/8"

 8-1/8"

11"-3000

26-1/4"

30"- 300

 35-11/16"

 33-13/16"

 26-1/16"

 27-1/4""

 25-1/2"

 26-1/4"

 12-1/4"

 8-1/8"

8"-300

30"

30"-1000

 38-5/8"

 36-3/4"

 29"

 31-3/4"

 26"

 30-1/32"

 16-1/2"

 8-1/8"

11"-3000

BACK TO SERIES 1300 - (KELLY DRIVE) 20" Through 30"

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