Tubing Head Adapter Flanges
WS-B1 Threaded Adapters
Flange Size Threaded Top Bottom Thread WT (lbs)
7 1/16" 2000 2 3/8" UPTBG 2 3/8" UPTBG 117
7 1/16" 3000 2 3/8" UPTBG 2 3/8" UPTBG 142
7 1/16" 5000 2 3/8" UPTBG 2 3/8" UPTBG 210
7 1/16" 2000 2 7/8" UPTBG 2 7/8" UPTBG 110
7 1/16" 3000 2 7/8" UPTBG 2 7/8" UPTBG 135
7 1/16" 5000 2 7/8" UPTBG 2 7/8" UPTBG 195
7 1/16" 3000 3 1/2" UPTBG 3 1/2" UPTBG 145
7 1/16" 5000 3 1/2" UPTBG 3 1/2" UPTBG 175
WS-B2 Threaded Adapters
Flange Size Studded Top Bottom Thread WT (lbs)
7 1/16" 2000 2 1/16" 2000 2 3/8" 107
7 1/16" 3000 2 1/16" 5000 2 3/8" 114
7 1/16" 5000 2 1/16" 5000 2 3/8" 160
7 1/16" 3000 2 9/16" 5000 2 7/8" 170
7 1/16" 5000 2 9/16" 5000 2 7/8" 230
7 1/16" 3000 3 1/8" 5000 3 1/2" 225
7 1/16" 5000 3 1/8" 5000 3 1/2" 330
WS-A5 Studded Adapters
Flange Size Studded Top Bottom Thread WT (lbs)
7 1/16" 3000 2 1/16" 5000 2" 124
7 1/16" 5000 2 1/16" 5000 2" 178
7 1/16" 3000 2 9/16" 5000 2 1/2" 117
7 1/16" 5000 2 9/16" 5000 2 1/2" 175
7 1/16" 10000 2 9/16" 10000 2 1/2" 316

Wellhead Solutions Co., Ltd
888 Zhongqiang Road, Maogang, Songjiang District, 
Shanghai, China 202607

Office: +86-21-5786-6979
sales@wellheadsolutions.com
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