Air Plugs & Air Rings

Air Plugs & Air Rings


Cyclo Instruments manufactures Air Plugs And Air Rings compatible to various air gauging systems used in the country. Air Plugs in the range of 6 to 200mm diameter and Air Rings in the range of 10 to 100mm diameter; are designed to inspect internal and external diameters respectively; where the work tolerances are of the order of +/- 0.030 mm or closer.

Made of tool steel; their very fast response time; sensing accuracy and accessibility have made them favorite inspection tools in mass production; covering industries such as Automobiles; Refrigeration; Textile; Bearing and Electric motor. Very useful inspection tools to determine form variations; they provide first-hand information of the machine error & the error introduced in the tool setting. Non contact gauging makes them very long-lasting and thereby compensating for the initial costs.

Salient Features


  • Made from High Alloy Steel 60+/-2 HRC
  • Tooling could be made to suit different measuring systems.
  • Multijet Air plugs for simultaneous Measurements.
  • Mfg Range – For Air Plug:- 6 mm to 200 mm
    For Air Rings:- 8mm to 150mm

Application of Product


  • For Non Contact gauging in mass production
  • To check dimensions accurately where standard instruments fail to give results such as shallow depths, narrow lands etc.

Our Strengths


  • Tooling could be made to suit different measuring systems available in the country today.
  • Shallow depths & lands where nozzles are required to be very close to the face can be manufactured.
  • Reasonable price & Delivery in 4 to 5 Weeks

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