C/o 1 box per mil-b-233 type m, 1 tool label 10001-2423327, 1 wrench 10001-2822418, 1 seal 96906-ms18018, 1 loading cap 10001-2498238, 1 piston tool 10001-2496128, 1 wrench set per federal specification ggg-w-646 set no. 2; for underwater mine mk55 mods 7, 8