1.1 This specification covers the thread configuration and dimensions for finishes for plastic bottles with screw-type closures, having a maximum capacity of 18.9 L (5 gal) and a maximum bottle dimension of 305 mm (12 in.). Included are tol This specification covers the thread configuration and dimensions for finishes for plastic bottles with screw-type closures. The bottle overflow and body dimensional tolerances are detailed. The test apparatus for determining bottle capacity consists o