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2. Gender of connectors and fasteners - Wikipedia

   en.wikipedia.org/wiki/Gender_of_connectors_and...

   Schematic symbols for male and female connector pins. In electrical and mechanical trades and manufacturing, each half of a pair of mating connectors or fasteners is conventionally assigned the designation male or female, [1] a distinction referred to as its gender. [2] The female connector is generally a receptacle that receives and holds the ...

3. Garden hose - Wikipedia

   en.wikipedia.org/wiki/Garden_hose

   Brass hose spigot with threads for garden hose (GHT) visible on the right. Garden hoses connect using a male/female thread connection. The technical term for this arrangement is a "hose union". Spigots or sillcocks have male hose connectors only, and the mating end of a hose has a captive nut which fits the threads there.

4. Hose coupling - Wikipedia

   en.wikipedia.org/wiki/Hose_coupling

   The male and female straight (non-tapered) threads screw together and the connection is sealed with a gasket. The type of threaded coupling with a pin-lug swivel used on fire hoses was first manufactured prior to 1873 in the U.S.: Unknown patent by Charles W. Emery, dated July 11, 1865, 1874: Hose-couplings, No. 149,029 by W. A. Caswell

5. Piping and plumbing fitting - Wikipedia

   en.wikipedia.org/wiki/Piping_and_plumbing_fitting

   A barb (or hose barb), which connects flexible hose or tubing to pipes, typically has a male-threaded end which mates with female threads. The other end of the fitting has a single- or multi-barbed tube—a long tapered cone with ridges, which is inserted into a flexible hose.

6. North American Fire Hose Coupler Incompatibilities - Wikipedia

   en.wikipedia.org/wiki/North_American_Fire_Hose...

   NFPA 1963, which defines the vast majority of fire hose couplings in existence, and ANSI-ASME B1.20.7, which defines garden hose thread (sometimes used by wildland fire fighting crews) along with (non-tapered) iron pipe thread, and ANSI B26, FIRE-HOSE COUPLING SCREW THREAD FOR ALL CONNECTIONS HAVING NOMINAL INSIDE DIAMETERS OF 2 1 ⁄ 2, 3, 3 1 ...

7. National pipe thread - Wikipedia

   en.wikipedia.org/wiki/National_pipe_thread

   Threaded pipe and elbow.The pipe has a male NPT thread, while the elbow is female.. American National Standard Pipe Thread standards, often called national pipe thread standards for short, are United States national technical standards for screw threads used on threaded pipes and pipe fittings.