From standard onshore single well profiles to comprehensive offshore multi-well profiles, TVC will support your wellhead system component requirements to comply with API-6A and end-user specifications.

API 6A Wellhead Equipment

TVC Casing Spools


C-22-BG with BG bottom and Studded Side Outlets also available with Line Pipe Outlets


C-22-BP has lockscrews to hold the wear bushing

in place

TVC Casing Spools feature a versatile straight bore design that can accept a wide variety of slip and mandrel type casing hangers.


• Features a 45° landing shoulder capable of supporting maximum casing loads

• Prevents test plugs from wedging under pressure


• Line Pipe Outlets

• Studded Side Outlets

Casing Hanger Compatibility

• C-21 and C-22 slip-type casing hangers

• Mandrel style casing hangers

Manufacturing Standard

• API-6A, PSL-1, DD, L-U, PR-1


• Additional sizes available upon request

• Available in C-29 profile (Available upon request)

Lock screws

• C-22-BP casing spools are supplied with (2) lock screws for wear bushing retention

• C-22-L and C-29-L casing spools are supplied with a full set of lock screws for mandrel casing hanger and packoff retention (Available upon request)

Bottom Preparations

• PE/BG bottom, for use with PE secondary seal bushing (Standard)

• HPE bottom, for use with HPE secondary seal bushing for high pressure applications (Available upon request)