Our new generation of swivel joints offer ball bearing articulation for low-torque operations. Our Anson Tri-Race swivel joint is designed to reduce wear under. Our ball bearing swivel joints are available in either Tri-Race or Quadrace designs. Ball bearing filled tracks provide smooth articulation and are a proven seal. Description. Our Anson™ journal bearing swivel joints are available in long- radius or short-radius options. We offer these designs in swivel arrangements from.

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Hoses can be supplied in standard service or sour gas trim with fully traceable material certification.

National Oilwell Varco

Most fittings are manufactured from saivel die forgings offering high material integrity. All unions are subjected to rigorous inspection checks throughout manufacture. Sour gas unions have their batch numbers prefixed by letters S G and, for ease of identification, are painted olive green.


Most unions for sour gas service are pressure de-rated. The only exception to this being the Fig.

When ordering butt weld unions please state the pipe schedule required. A full range of API line saivel threaded unions are available from Fig.

Manufacture is closely anosn to guarantee the correct shore hardness and composition. ANSON flowheads offer compact design resulting in reduced overall size and weight therefore increasing ease of operation.

Anson Swivel Joints

All valve seat pockets can be CRA inlaid to offer increased service life. The flowheads can be supplied complete jolnt a string swivel if required. They are complete with locking keys to prevent string thread back-out.

Excessive testing including high temperature cyclic and slurry testing is carried out for ANSON swivels. Mission offers, but is not limited to ANSON pup joints, swivels, plug valves, hammer unions, and wellheads.

Swivel Joint

ANSON flowline equipment is built to meet customer fracturing and well servicing requirements. The DB Series plug valve is sub-compact, lightweight range ideal for single person manual handling and truck mounting applications.


The Longlife swivel joint is a long radius journal bearing design that increases the swivel design life and greatly reduces maintenance time. ANSON elbows provide a 45 or 90 degree bend option for customers. For portable flowline, the most common end configuration is male x female hammer union connection. Elbow construction can either be forged or welded.

Manifold elbows are also available in long sweep, full flow, and block configurations with butt weld ends. To request for a detailed specification of this instrument, please.