Keyed Padlock, Shackle Dia. 9/32 In., Shackle Height 2 In., Shackle Width 13/16 In., Shackle Material Steel, Body Width 1-3/4 In., Body Thickness 15/16 In., Body Material Steel, Number of Bumpers 1, Number of Pins 0, Key Type Alike, Control Key Registration Required No, Opens with Key No. 229, For Use With Sprinkler Shutoff Valves, Fire Equipment Housings, Body Color Silver, Body Finish Laminated, National Stock No. Keyed Padlock, Single Bumper, Breakaway Shackle, Opens with Key No. 229