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  2. Key (engineering) - Wikipedia

    en.wikipedia.org/wiki/Key_(engineering)

    Square keys are used for smaller shafts and rectangular faced keys are used for shaft diameters over 6.5 in (170 mm) or when the wall thickness of the mating hub is an issue. Set screws often accompany parallel keys to lock the mating parts into place. [3] The keyway is a longitudinal slot in both the shaft and mating part.

  3. Keyway - Wikipedia

    en.wikipedia.org/wiki/Keyway

    Keyway may refer to: A part of a keyed joint used to connect a rotating machine element to a shaft; see key (engineering) A keyhole , a hole or aperture (as in a door or lock) for receiving a key; see lock and key

  4. List of ISO standards 2000–2999 - Wikipedia

    en.wikipedia.org/wiki/List_of_ISO_standards_2000...

    ISO 2490:2007 Solid (monobloc) gear hobs with tenon drive or axial keyway, 0,5 to 40 module — Nominal dimensions ISO 2491:1974 Thin parallel keys and their corresponding keyways (Dimensions in millimetres) [Withdrawn without replacement]

  5. Shaft (mechanical engineering) - Wikipedia

    en.wikipedia.org/wiki/Shaft_(mechanical_engineering)

    Toggle Standard sizes subsection. 3.1 Machine shafts. 3.2 Transmission shafts. 4 Stresses. ... In mechanical engineering, a shaft is a rotating machine element, ...

  6. IEC 60309 - Wikipedia

    en.wikipedia.org/wiki/IEC_60309

    keyway position Pin configuration 2P 3P No minor keyway 20–25 VAC (violet) 30° / 1h Not standardized, reserved for special purposes 60° / 2h 20–25 & 40–50 VAC, 300 Hz (green) 90° / 3h 20–25 & 40–50 VAC, 400 Hz (green) 120° / 4h 20–25 & 40–50 VAC, 100–200 Hz (green) 150° / 5h Not used, blocked by major keyway 180° / 6h

  7. Coupling - Wikipedia

    en.wikipedia.org/wiki/Coupling

    In this case shaft ends are coupled together and abutted against each other which are enveloped by muff or sleeve. A gib head sunk keys hold the two shafts and sleeve together (this is the simplest type of the coupling) It is made from the cast iron and very simple to design and manufacture. It consists of a hollow pipe whose inner diameter is ...

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  9. Key relevance - Wikipedia

    en.wikipedia.org/wiki/Key_relevance

    The difference in size between the original key (blue) and its copy (red) is 0.023mm, an accuracy of 0.61%. This is an acceptable level of tolerance. In master locksmithing , key relevance is the measurable difference between an original key and a copy made of that key, either from a wax impression or directly from the original, and how similar ...