Aerospace — Gaseous oxygen replenishment connection for use in fluid systems (old type) — Dimensions (Inch series) (Not valid for new designs)
航空航天.流体系统用气态氧补充连接件(旧型).尺寸(英寸系列)(不适用于新设计)
Specifies the mating dimensions and access clearance. Is not applicable to new designs; for the latter, reference should be made to ISO 8775. The requirements apply to coupling mating dimensions, thread, plugging of orifice and access clearance.