** Quail Tools, LP. has produced this spread sheet for general information only and it is not intended for design purposes. Although every effort has been made to maintain the accuracy and reliability of it's contents, Quail Tools, LP. in no way assumes responsibility of liability for any loss, damage or injury resulting from the use of information and data herein. All applications for the material described are at the user's own risk and are the user's responsibility. The user should consider all field conditions along with other combined factors which may affect the final string design used in the field. Safety factors should be used in the final string design. All figures are subject to change without notice.

Hydril Specifications


Bowen Double BOP

Hydril Engineering and Dimensional Data

Bore Size (inches) 7-1/16" 7-1/16" 7-1/16" 11" 11" 11" 13-5/8" 13-5/8" 13-5/8" 16-3/4" 16-3/4" 16-3/4" 18-3/4"
Working Pressure (psi) 5M 10M 10M 5M 10M 10M 5M 5M 10M 5M 5M 5M 5M
Ring Groove (top) RX-46 BX-156 RX-156 BX-54 RX-158 BX-158 RX-160 RX-160 RX-159 RX-162 BX-162 RX-162 BX-163
Ring Groove (bottom) RX-46 BX-156 RX-156 BX-54 RX-158 BX-158 RX-160 RX-160 RX-159 RX-162 BX-162 RX-162 BX-164
Type GK GK GK GK GK GK GK GK GK GK GK GL GL
Head Type SCREWED SCREWED SCREWED SCREWED LATCHED SCREWED SCREWED LATCHED LATCHED SCREWED LATCHED LATCHED LATCHED
Old Normal Size 6"     10"                  
Full Piston Stroke (inches) 4-1/2" 5-1/2" 5-1/2" 7-1/8" 8" 8" 8-1/2" 8-1/2" 10-1/2" 10-1/2" 10-1/2" 9-3/4" 10"
Hydraulic Port Size - NPT 1" 1" 1" 1" 1" 1" 1" 1" 1" 1-1/4" 1-1/4" 1-1/4" 1"
Height - A (inches) 36-7/8" 48-1/8" 48-3/4" 47-13/16" 63-3/8" 63-1/2" 54-1/8" 54-1/2" 71-5/16" 61-1/4" 61-19/64" 65-1/4" 68"
Body Diameter - B (inches) 29-1/4" 43-3/4" 43-3/4" 37-1/2" 58" 56-1/2" 45-1/2" 47-3/4" 63-1/2" 53-1/2" 54-1/2" 66" 69"
Clearance Diameter (inches) 35-3/4" 49-1/2" 49-1/2" 44-1/4" 60-3/4" 61-1/2" 52-1/4" 52-1/4" 68-1/8" 59-1/2" 59-1/2" 71-3/4" 76-1/4"
Weight (lbs) 4000 12200 12200 8200 27250 26140 13800 13250 35000 20835 21230 35000 35000