API Spec 14L: 2007 Specification for Lock Mandrels and Landing Nipples. ISO 16060: 2005 (Identical)

An American National Standard. American Petroleum Institute (API). Eleventh Edition, August 2007. Effective Date: March 2008. 36p. This Standard provides the requirements for lock mandrels and landing nipples within the production/injection conduit for the installation of flow control or other equipment used in the petroleum and natural gas industries. It includes the interface connections to the flow control or other equipment, but does not cover the connections to the well conduit.