Comparison : Item # JP 2004-1, JP 2004-1 - 1/4-20 Piloted Square Four Projection Weld Nut
Item # JP 2006-1, JP 2006-1 - 5/16-18 Piloted Square Four Projection Weld Nut
Item # JP 2007-1, JP 2007-1 - 5/16-24 Piloted Square Four Projection Weld Nut
Item # JP 2007, JP 2007 - 5/16-24 Piloted Square Four Projection Weld Nut
Item # JP 2011, JP 2011 - 7/16-20 Piloted Square Four Projection Weld Nut