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  2. List of DIN standards - Wikipedia

    en.wikipedia.org/wiki/List_of_DIN_standards

    ISO Metric Trapezoidal Screw Thread; Nominal Dimensions: Active: DIN 103-5: ... DIN 471: Circlips (retaining rings) for shafts; Normal type and heavy type: Active:

  3. Retaining ring - Wikipedia

    en.wikipedia.org/wiki/Retaining_ring

    Circlips are a type of retaining ring. ... Depending on the size of the ring in question, it may be manufactured in one of two ways: ... (German DIN 471 and DIN 472). ...

  4. List of thread standards - Wikipedia

    en.wikipedia.org/wiki/List_of_thread_standards

    ISO inch screw threads—Basic dimensions: V Thread Form 51386 DIN 40400: Edison Thread: Round V Thread Form Obsolete thread standards ... Wiley, ISBN 0-471-65653-4

  5. Circlip - Wikipedia

    en.wikipedia.org/wiki/Circlip

    A circlip (a portmanteau of "circle" and "clip"), also known as a C-clip, snap ring, or ', [1] is a type of fastener or retaining ring that consists of a semi-flexible metal ring with open ends that can be snapped into place into a machined groove on a dowel pin or other part to permit rotation but to prevent axial movement. There are two basic ...

  6. British Standard Pipe - Wikipedia

    en.wikipedia.org/wiki/British_Standard_Pipe

    British Standard Pipe (BSP) is a set of technical standards for screw threads that has been adopted internationally for interconnecting and sealing pipes and fittings by mating an external thread with an internal (female) thread.

  7. Medical jet crash left ‘huge’ hole in Philadelphia house ...

    www.aol.com/news/medical-jet-crash-left-huge...

    A Philadelphia home sustained a large hole after a medical jet crashed in the area on Jan. 31, 2025. NY Post

  8. Nominal Pipe Size - Wikipedia

    en.wikipedia.org/wiki/Nominal_Pipe_Size

    Nominal Pipe Size (NPS) is a North American set of standard sizes for pipes used for high or low pressures and temperatures. [1] " Nominal" refers to pipe in non-specific terms and identifies the diameter of the hole with a non-dimensional number (for example – 2-inch nominal steel pipe" consists of many varieties of steel pipe with the only criterion being a 2.375-inch (60.3 mm) outside ...

  9. DIN rail - Wikipedia

    en.wikipedia.org/wiki/DIN_rail

    The width of devices that are mounted on a 35 mm "top hat" DIN rail generally use "modules" as a width unit, one module being 18 mm wide. For example, a small device (e.g. a circuit breaker) may have a width of 1 module (18 mm wide), while a larger device may have a width of 4 modules (4 × 18 mm = 72 mm).