different part number for the annular BOP shaffer and hydril BOP
shaffer 7 1/16"5M Annular BOP :seal element-Nitrile (blue) 150847
shaffer 11"5M Annular BOP :seal element-Nitrile (blue) 150810
shaffer 13 5/8"5M Annular BOP :seal element-Nitrile (blue) 150847
Hydril GK 13 5/8"5M annular BOP:packing unit-Nitrile (NBR) 1003263-02
post by Cangzhou Fengliang Petroleum Machinery Co.,Ltd whatsapp:+8613512492572
