The document specifies, following ISO12301, the checking of the inside diameter of wrapped bushes (see ISO3547-2:2017, methodC) and describes the necessary checking methods and measuring equipment. NOTE1 All dimensions in this document are given in millimetres except where otherwise noted/designated. NOTE2 The dimensions and tolerances of wrapped bushes are given in ISO3547-1 . NOTE3 Checking of the wall thickness is the subject of ISO3547-7 . NOTE4 Checking of the outside diameter of wrapped bushes is the subject of ISO3547-5 .