Definition(s)
Bonnet
Pressure-containing closure for a body, other than an end or outlet connection.
Source: API SPEC 6A, Specification for Wellhead and Christmas Tree Equipment, Twentieth Edition, October 2010 (Addendum November 2012). Global Standards
Bonnet
A pressure containing closure for a body, other than an API end or outlet connection.
Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards