pipe seal

  • 11seal — I. noun (plural seals; also seal) Etymology: Middle English sele, from Old English seolh; akin to Old High German selah seal Date: before 12th century 1. any of numerous carnivorous marine mammals (families Phocidae and Otariidae) that live… …

    New Collegiate Dictionary

  • 12Seal — This unusual and interesting name is of Anglo Saxon origin, and is one of the patronymic forms of the surname Seal, which is a good example of that fascinating group of early English surnames that were gradually created from the habitual use of… …

    Surnames reference

  • 13Great seal — Seal Seal, n. [OE. seel, OF. seel, F. sceau, fr. L. sigillum a little figure or image, a seal, dim. of signum a mark, sign, figure, or image. See {Sign}, n., and cf. {Sigil}.] 1. An engraved or inscribed stamp, used for marking an impression in… …

    The Collaborative International Dictionary of English

  • 14Privy seal — Seal Seal, n. [OE. seel, OF. seel, F. sceau, fr. L. sigillum a little figure or image, a seal, dim. of signum a mark, sign, figure, or image. See {Sign}, n., and cf. {Sigil}.] 1. An engraved or inscribed stamp, used for marking an impression in… …

    The Collaborative International Dictionary of English

  • 15National 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

  • 16Threaded pipe — A threaded pipe is a pipe with screw threaded ends for assembly. Tapered threads The threaded pipes used in some plumbing installations for the delivery of gases or fluids under pressure have a threaded section that is slightly conical (in… …

    Wikipedia

  • 17Ductile iron pipe — is a pipe commonly used for potable water distribution.[1] The predominant wall material is ductile iron, a spheroidized graphite cast iron, although an internal cement mortar lining usually serves to inhibit corrosion from the fluid being… …

    Wikipedia

  • 18Compression seal fitting — A Compression seal fitting, also known as a sealing gland, is intended to seal some type of element (probe, wire, conductor, pipe, tube, fiber optic cable) when the element must pass through a pressure or environmental boundary. A compression… …

    Wikipedia

  • 19Thread seal tape — mdash; commonly known as Teflon tape , PTFE tape or plumber s tape mdash; is a polytetrafluoroethylene (PTFE) film cut to specified widths for use in sealing pipe threads. The tape is wrapped around the exposed threads of a pipe before it is… …

    Wikipedia

  • 20Calumet (pipe) — Peace pipe redirects here. For other uses, see Peace pipe (disambiguation). A Lakota (Sioux) chanunpa pipestem, without the pipe bowl, displayed at the United States Library of Congress A Calumet is a ceremonial smoking pipe used by some Native… …

    Wikipedia