The tumblers are not numberd only no1 cut.the rest you have to work out by placing them next to each other you will see the gap between the pin notch and stop nogin,thers 4 difrent cuts/gaps 1 beig smallest 4 being largest,you will have to read your key,put pencill over end with cuts deepest will be 4 no cut is ,biuld wright way and test befor locking all together,chances are you wont get it right first time,one tumbler then a washer,spring washer in last,good luck,
Steve,s
May 2012