This standard specifies the type, size and technical conditions of rubber plugs. This standard is applicable to type A rubber plugging for automobiles with thin-walled round holes in the body with a specification d of 12mm~55mm. This standard is applicable to B-type rubber plugging for automobiles with thin-walled rectangular holes in the body with specifications of 8mm × 14mm~25mm × 31mm.
QC/T 624-2013 Referenced Document
GB/T 3672.1 Rubber-Tolerances of products--Part 1: Dimensional tolerances