SPACE SUIT GAS CONNECTORS.
Group of 5 connectors, diffusers, and manifolds from the space suit ventilation and respiratory systems. Mainly manufactured by Air-Lock, mostly in blue- or red-anodized alloy. Includes: large 2-part Apollo-period experimental vent system manifold; Apollo-period gas diffuser for incoming air flow; Gemini-period intake gas connector; Gemini-period umbilical line connector of the type used by Ed White on his historical spacewalk. Together with 4 Air-Lock blueprints for connectors.