VALVES, AIR VENTING, STEAM (FUTURE ACQUISITION OF THIS MATERIAL SHOULD REFER TO FEDERAL SPECIFICATION F-V-2906) (S/S BY F-V-2906) (SUPERSEDING MIL-V-18499D)
蒸汽排气阀（该材料的未来采购应参考联邦规范F-V-2906）（由F-V-2906提供）（取代MIL-V-18499D）

1985-10-04

VALVES, AIR VENTING, STEAM (FUTURE ACQUISITION OF THIS MATERIAL SHOULD REFER TO FEDERAL SPECIFICATION F-V-2906) (S/S BY F-V-2906) (SUPERSEDING MIL-V-18499D)
阀门、排气、蒸汽（该材料的未来采购应参考联邦规范F-V-2906）（F/V-2906的S/S）（取代MIL-V-18499D）

1997-06-12

VALVES, AIR VENTING, STEAM (FUTURE ACQUISITION OF THIS MATERIAL SHOULD REFER TO FEDERAL SPECIFICATION F-V-2906) (S/S BY F-V-2906) (SUPERSEDING MIL-V-18499D)
阀门 空气净化 蒸汽（本材料的未来采购应参照联邦规格F-V-2906）（F-V-2906的S/S）（取代MIL-V-18499D）

1991-02-15