M12 x 1.75p Metric Coarse Zinc Class 8 Hex Flange Nyloc Nuts High Tensile DIN 6926

$6.00
In stock
SKU
41FLN12
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  • Hex Flange Nyloc nuts are a torque prevailing nut, non serrated (it does not have serrations under the nut) which uses a plastic / nylon insert located toward the top of the nut reducing its inner diameter, which then deforms over the mating thread, capturing the bolt or screw providing a locking feature causing resistance or prevailing torque keeping the nut locked in position and resistant to vibration. This design feature means that the screw threads do not cause damage to the plastic / nylon section allowing the nut to be re-used, although the locking feature will deteriorate after persistent re-use
  • Also known as: Stop Nuts, Polymer-insert Nuts, Spinlock Nuts, Whiz Nuts, Whizlock Nuts
  • Material / Coating: Zinc Plated is the most common fastener of plating due to its the low cost and shinny bright silver finish. A thin layer of zinc is applied by either electroplating or mechanically. It is intended to be used internally. Whilst some people use it externally it isnt recommended if corrosion is a concern. If you want a fastener that will withstand the outdoor elements choose from our Stainless steel range
  • Galling: can occur when excessive pressure is used to tighten a nut onto a thread, common with stainless fasteners but can also be an issue with other materials. Fasteners with damaged or fine threads are particularly prone to galling.
    Some suggestions to help prevent thread galling:
    Tightening the nut more slowly without excessive pressure, will frequently reduce or sometimes solve completely, the problem. As the installation RPM speed increases, the heat generated with friction during tightening escalates the chances of thread galling.
    Reduce the friction by applying a suitable lubricant to the thread frequently eliminates thread galling. Typical lubricants are chloride-paraffine, molykoat lacquer, molybdenum disulphide, high pressure oil, graphite, mica, or talc, some assemblies where there is extreme pressure, corrosion resistant grease or waxes may also be effective
  • Thread Pitch (Metric): is the distance between the peaks of two threads along a screw, bolt, nut or fastener expressed in millimetres (mm). Used when referring to Metric parts. For example, a thread pitch of 1.50mm means that the distance between one thread and the next is 1.50mm
  • Measurements: Every effort has been made to ensure all measurements on our site are accurate and to the relevant standard, they should only be used as a guide. If you see a problem with our specifications please contact us
  • Dimensions: Our stock is sourced from various suppliers, therefore differences may exist between batches such as height, width, visible stamped markings, appearance or actual finish
  • Photos: are of the product but may not be the actual diameter, height, width, length you may require, always refer to the size in the description and additional specifications data provided prior to ordering
  • Updating our site: If you see any problems with any of our specifications or you require additional information please contact us
  • Disclaimer: Technical data and specifications were researched and compiled from numerous industry sources for the sole purpose of providing basic information. All material is advisory only and its use by anyone is entirely voluntary. Reliance on it for any purpose by anyone is at the sole risk of that person, and Bolt and Nut Australia is not responsible for any loss, claim or damages arising therefrom. In developing this information, Bolt and Nut Australia has made a determined effort to present it accurately
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More Information
System of Measurement Metric
Product Flange Nyloc Insert Nut
Size M12 (12mm)
Size & Thread Pitch M12 x 1.75p Coarse
Thread Pitch 1.75mm
Thread Direction Right Hand
Thread Type Metric - Coarse
Corrosion Protection Level Moderate
Class / Grade High Tensile Class 8
Material Carbon Steel
Finish Zinc Plated
Flange Thickness (h) 3.50mm
Across Flats (af) 17.70 - 18.00mm
Across Corners (ac) 20.03 - 20.70mm
Flange Diameter (f) 26.00mm
Nut Height Overall (b) 15.67 - 16.00mm
Hex Height (h) 6.70mm
Serrations under Head No
Spanner Size 18mm
Closest size in imperial 1/2"
Standard Made To DIN6926
Brand Bolt and Nut Australia
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