4 - ball detent 1 - 09 valve chamber retaining bolt 1 1 - 09 inline regulator piston 1 4- cap head screw m2.5x5 4 1 - cap head screw 10-32UNF x5/8" - stainless 1 1 - cap head screw 10-32UNF x1/2" - stainless 1 2 - button head screw 10-32UNF x3/8" - stainless 2 6 - countersunk screw 6-32UNC x5/16" - stainless 6 10 - oring 009 NBR 70 10 10 - oring 011 NBR 70 10 10 - oring 008 NBR 70 10 10 - oring 007 NBR 70 10 10 - oring 015 NBR 70 10 10 - oring 010 NBR 70 10 10 - oring 006 NBR 90 10 10 - oring 016 NBR 70 20 10 - oring 013 NBR 70 10 10 - oring 14x2 NBR 70 10 1 - Ego/Geo breach sensor assembly 1 1 - 07 exhaust valve assembly 1 1 - 09 exhaust valve guide assembly 1