Red metal elbow connector produced by Air-Lock for the Apollo space suit, 3.25 x 2.75 x 1.25, marked “Not For Chamber or Flight Use” and engraved with part numbers, “PN-4259R, SN-124.” Elbow connectors like this would be used to attach the oxygen hose to the Portable Life Support System (PLSS). In fine condition, with expected wear from use.
