The supply cord is to be held 25.4 mm (1 in) from the point where the cord or lead emerges fromthe product and is then to be pushed back into the product. When a removable bushing, which extends further than 25.4 mm (1 in) is present it is to be removed prior to the test.22.5.4 When the bushing is an integral part of the cord, then the test is to be carried out by holding the bushing. The cord is to be pushed back into the product in 25.4-mm (1-in) increments until the cord buckles or the force to push the cord into the product exceeds 26.7 N (6 lbf)