1005-21-114-5851

4720-14-550-4090 4720145504090 145504090 is a length of nonmetallic hose, molded to a predetermined shape and size.

5975-01-550-4090 5975015504090 015504090 is a specific length of conduit, metal, flexible with permanently attached ferrule(s), coupling nut(s), elbow(s), or the like. excludes detachable fittings such as tee(s), wye(s), or elbow(s). also, excludes conduit like items that are designed for other than electrical applications. see also casing (as modified).

1280-00-550-4090 1280005504090 005504090

4730-99-550-4090 4730995504090 995504090 is an internally threaded nut which has an internal seat or shoulder designed to engage the nut retaining flange of a union tailpiece. the threaded portion is used to engage the thread piece of a union, union elbor or the like. excludes nut (1), tube coupling.