1、Rotating Control DevicesAPI SPECIFICATION 16RCDTHIRD EDITION,JUNE 2022API MONOGRAM PROGRAM EFFECTIVE DATE:DECEMBER 1,2022Special NotesAPI publications necessarily address problems of a general nature.With respect to particular circumstances,local,state,and federal laws and regulations should be revi
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15、registrants,this standard shall become effective on the program date printed on the cover but may be used voluntarily from the date of publication.Generally,API standards are reviewed and revised,reaffirmed,or withdrawn at least every five years.A one-time extension of up to two years may be added t
16、o this review cycle.Status of the publication can be ascertained from the API Standards Department,telephone(202)682-8000.A catalog of API publications and materials is published annually by API,200 Massachusetts Avenue,NW,Suite 1100,Washington,DC 20001.Suggested revisions are invited and should be submitted to the Standards Department,API,200 Massachusetts Avenue,NW,Suite 1100,Washington,DC 20001,standardsapi.org.iiiContentsPage1 Scope.12 Normative References.63 Terms,Definitions,Acronyms,and A
