Understanding Nozzle Washer Retention

the rubbers no can you talk about the rubber / metal washer inside the nozzle that cradles the tip I have one nozzle and where this washer just falls out other nozzles seem to hold it in firm are they a universal size so you have I know this you have tighten guards and you have great Bogaerts and we'll just kind of do the comparison I know the Graco guards until you screwed it in and use it a couple times it kind of may be some pain or something I mean like seats in there when it's bad nude that little seat X if you unscrew up a moment it falls out the great goal that little seed has a tendency to stay in there and I kind of like snap in and it stays in it never falls out and think that the same the great goat tips when you turn on they actually are unturn them unlock them they have a lock in a non lock so that it actually won't fall out if it's not screwed onto a gun and yeah generally just use the right manufacturers stuff with the same guard and that's gonna help you a lot of the way but yeah it's gonna fall out until you tighten it on there sometimes it does anyway and it's just it's I just