nominal thread diameter
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thread diameter — The diameter measured from the crest of a thread to the corresponding crest on the opposite side of the bolt or screw. Also see nominal thread diameter … Dictionary of automotive terms
diameter — The distance between one edge of a circular object to the other edge and passing through the center. Also see bead seat diameter bore diameter circle diameter external diameter inside diameter internal diameter major diameter minor diameter … Dictionary of automotive terms
thread — [1] The spiral grooves on a screw, bolt, or nut. See left hand thread right hand thread. [2] helical groove in a cylindrical hole, nut, etc., formed a tap or lathe tool (female or internal thread). See B thread buttressed thread class A thread… … Dictionary of automotive terms
Nominal Pipe Size — (NPS) is a North American set of standard sizes for pipes used for high or low pressures and temperatures.[1] Pipe size is specified with two non dimensional numbers: a nominal pipe size (NPS) for diameter based on inches, and a schedule (Sched.… … Wikipedia
Screw thread — Internal and external threads illustrated using a common nut and bolt. The screw and nut pair can be used to convert torque into linear force. As the screw (or bolt) is rotated, the screw moves along its axis through the fixed nut, or the non… … Wikipedia
Unified Thread Standard — Threads per inch redirects here. For the textile term, see Glossary of textile manufacturing#T. The Unified Thread Standard (UTS) defines a standard thread form and series along with allowances, tolerances, and designations for screw threads… … Wikipedia
National pipe thread — Threaded pipe and elbow. The pipe has a male NPT thread, while the elbow s is female. National Pipe Thread Tapered Thread (NPT) is a U.S. standard for tapered threads used on threaded pipes and fittings. The taper rate for all NPT threads is 1⁄16 … Wikipedia
ISO metric screw thread — The ISO metric screw threads are the world wide most commonly used type of general purpose screw thread.[1] They were one of the first international standards agreed when the International Organization for Standardization was set up in… … Wikipedia
British standard pipe thread — The British Standard Pipe thread (BSP thread) is a family of standard screw thread types that has been adopted internationally for interconnecting and sealing pipe ends by mating an external (male) with an internal (female) thread.TypesTwo types… … Wikipedia
Bottom bracket — A square taper cartridge bottom bracket. The bottom bracket on a bicycle connects the crankset to the bicycle and allows the crankset to rotate freely. It contains a spindle that the crankset attaches to, and the bearings that allow the spindle… … Wikipedia
