MIL-STD-471 {lang[spec-std]}

NSN 4730-01-360-4406 Threaded Tube Fitting Plug

材料規格:

Mil-std-471 mil spec single treatment response overall

NSN 4820-00-165-1027 Butterfly Valve

材料規格:

Mil-std-471,type s,class sb,grade sb620abe1e3g astm,qq-s-764,class 416,cond a mil std single material response seat