5961-01-010-5801

4720-01-319-8742 4720013198742 013198742 is an item of varying tubular shapes molded or extruded from nonmetallic material. it includes flat form plastic tubing designed to be expanded for use and rubber tubing designed to be fabricated into sealing and/or cushioning devices. excludes hose, nonmetallic and tube (as modified).

1660-01-319-8966 1660013198966 013198966 is a device consisting of a facepiece which partially covers the face, having a breathing tube and a coupling for connecting to a regulated supply of oxygen. the device may be of the rebreathing type or of the demand type and may be used for rescue operation or to supply the wearer with oxygen when flying at high altitudes. it may include regulating device(s) but does not include oxygen cylinder(s). excludes mask, oronasal.

8475-01-367-2936 8475013672936 013672936 is a plastic eyeshield, preformed to conform to the shape of the outer shell of a helmet. it has a guide with guide spring attached to each side and an opening in the center of the top edge for attaching to the visor lock. when open, it extends from the rim of the helmet to a position just below the eyes.