• COLOUR:  The standard dial colour is blue. Black, green and red are also available at an additional cost of $0.35 per lock.
• This 3-digit lock requires 3-digit dialing to open. 
• KEY NUMBER:  The A400K also has a key opening in the back for instant access using a master key.  If you are matching to an existing key, please indicate your key# ..  if you don't remember your key#, it is stamped on your key!
• Locks do not automatically come with master keys, the keys must be ordered separately.  If you require keys, see “Locker Lock Master Keys” below in Matching Products to order. 
• These locks have a serial number stamped on them and printed Combinaton Charts are available or you can choose to have a pdf File or Microsoft Excel File emailed to you as an attachment.
• The American Lock A400K fits lockers with a padlock eye of at least 5/16” (8mm) diameter.
• In the early 1900's, John Junkunc - American Lock invented the first combination lock because of frequently misplaced keys! 

Body Width 2"
Shackle Clearance 7/8" 
Shackle Diameter 9/32"