CASING HEAD SPOOL

The Casing Head Spool has a top bowl to accommodate the casing hanger. The spool also has a bottom bowl with a packoff seal to accommodate various types of secondary seals, and a bottom flange or clamp hub for mounting it on top of a casing head or previous spool. Outlets are provided for annular access. Multiple casing spools may be stacked to hang intermediate and production casing strings. Casing Head Spools provide interchangeability of casing hanger types. If a bowl protector is required, a hold down flange with lock screws can be used. Types C21, C22, C29 Top Flange Size Range 7”-30” Bottom Flange Size Range 9”-30” Secondary Seal Types P-Seals, FS-Seals, and X-bushings Outlet Preparation Studded Face (Including VR Plug Prep.)









gate valve