OCS Stamp : Symbol applied to SPPE equipment which signifies compliance with all requirements of the SPPE Standard (API 14A) and ANSI/ASME SPPE-1 (formerly OCS-1). (RP 14B, Spec 14A)
The Mudblogger (Oilfield, Energy and Related Photographs), Oil Field Glossary, TX, USA 2014. http://mudblogger.com/oilfield-glossary/, (Oil - Amer) {777}