plumbing fitting

fitting

fittings, 1 1. A pipe part, usually standardized, such as a bend, coupling, cross, elbow, reducer, tee, union, etc.; used for joining two or more sections of pipe together. The term usually is used in the plural. 2. An accessory such as a bushing, coupling, locknut, or other part of an electric wiring system which is intended to perform a mechanical rather than an electrical function. 3. Same as window hardware. 4. British for luminaire. 5. A decorative or functional item or component in a building which is fixed but not built in; also called a fitment.