Thread Check Catalog 2023

API (American Petroleum Institute) GAGES

Casings are pipe run from the surface with the purpose of lining the walls of a drilled well. API Short casings may be furnished with an 8 round thread with coupling. Coupling threads, gauging practice, and thread inspection should conform to the requirements of API Spec 5B. Thread Check, Inc. offers the complete range of API Short Casing ( CSG ) Thread Plug and Ring Gages to API Spec 5B.

Short Casing - CSG - Thread Plug and Ring Gages API Spec 5B (Priced on Request) Description Order Number 4.5" Short Casing Plug Gage CSG-4.5-P 4.5" Short Casing Ring Gage CSG-4.5-R 5" Short Casing Plug Gage CSG-5-P 5" Short Casing Ring Gage CSG-5-R 5.5" Short Casing Plug Gage CSG-5.5-P 5.5" Short Casing Ring Gage CSG-5.5-R 6-5/8" Short Casing Plug Gage CSG-6-5/8-P 6-5/8" Short Casing Ring Gage CSG-6-5/8-R 7" Short Casing Plug Gage CSG-7-P 7" Short Casing Ring Gage CSG-7-R 8-5/8" Short Casing Plug Gage CSG-8-5/8-P 8-5/8" Short Casing Ring Gage CSG-8-5/8-R 9-5/8" Short Casing Plug Gage CSG-9-5/8-P 9-5/8" Short Casing Ring Gage CSG-9-5/8-R 10-3/4" Short Casing Plug Gage CSG-10-3/4-P 10-3/4" Short Casing Ring Gage CSG-10-3/4-R 11-3/4" Short Casing Plug Gage CSG-11-3/4-P 11-3/4" Short Casing Ring Gage CSG-11-3/4-R 13-3/8" Short Casing Plug Gage CSG-13-3/8-P 13-3/8" Short Casing Ring Gage CSG-13-3/8-R 16" Short Casing Plug Gage CSG-16-P 16" Short Casing Ring Gage CSG-16-R 18-5/8" Short Casing Plug Gage CSG-18-5/8-P 18-5/8" Short Casing Ring Gage CSG-18-5/8-R 20" Short Casing Plug Gage CSG-20-P 20" Short Casing Ring Gage CSG-20-R Long Casing - LCSG - Thread Plug and Ring Gages API Spec 5B (Priced on Request) Description Order Number 4.5" Long Casing Plug Gage LCSG-4.5-P 4.5" Long Casing Ring Gage LCSG-4.5-R 5" Long Casing Plug Gage LCSG-5-P 5" Long Casing Ring Gage LCSG-5-R 5.5" Long Casing Plug Gage LCSG-5.5-P 5.5" Long Casing Ring Gage LCSG-5.5-R 6-5/8" Long Casing Plug Gage LCSG-6-5/8-P 6-5/8" Long Casing Ring Gage LCSG-6-5/8-R 7" Long Casing Plug Gage LCSG-7-P 7" Long Casing Ring Gage LCSG-7-R 8-5/8" Long Casing Plug Gage LCSG-8-5/8-P 8-5/8" Long Casing Ring Gage LCSG-8-5/8-R 9-5/8" Long Casing Plug Gage LCSG-9-5/8-P 9-5/8" Long Casing Ring Gage LCSG-9-5/8-R 20" Long Casing Plug Gage LCSG-20-P 20" Long Casing Ring Gage LCSG-20-R

Casings are pipe run from the surface with the purpose of lining the walls of a drilled well. API Long casings may be furnished with an 8 round thread with coupling. Coupling threads, gauging practice, and thread inspection should conform to the requirements of API Spec 5B. Thread Check, Inc. offers the complete range of API Long Casing ( CSG ) Thread Plug and Ring Gages to API Spec 5B.

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