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Related to concentricity: circularity, cylindricity
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 (kən-sĕn′trĭk) also con·cen·tri·cal (-trĭ-kəl)
Having a common center.

[Middle English concentrik, from Medieval Latin concentricus : Latin com-, com- + Latin centrum, center; see center.]

con·cen′tri·cal·ly adv.
con′cen·tric′i·ty (kŏn′sĕn-trĭs′ĭ-tē) n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.concentricity - the quality of having the same center (as circles inside one another)
circularity, disk shape - the roundness of a 2-dimensional figure
eccentricity - a circularity that has a different center or deviates from a circular path


[ˌkɒnsənˈtrɪsɪtɪ] nconcentricità
References in periodicals archive ?
My experiences demonstrate poor resizing die concentricity, neck irregularities and flatbase bullets have much more accuracy-debilitating effects than neck length.
Of the absolute highest quality, they allow chamber depth checks and rim and concentricity condition checks (using the side fixture).
The tooling is designed to process all compounds, and features the firm's patented, precision Feather Touch concentricity adjustment, and the Seal Right system, which combines with the Feather Touch system to eliminate polymer leaking.
You will never achieve near-perfect cartridge case/bullet to bore concentricity with case necks that are thicker on one side than the other and thus will never achieve the full accuracy potential of the cartridge/rifle.
It is compact and offers low residence times and a low tolerance stack-up error factor, all reportedly resulting in improved part concentricity.
Clutch assembly features an integrated bearing design making mounting fast and easy while ensuring application concentricity and excellent system runout
The PG-S offers minimal loss of concentricity (1-2 microns), reduced clamping force, back-up screws for pre-setting tool projection length with presetting device.
Radial Load / Load Carrying Capacity More Then 8 Ton , Minimum 4 Bearing , Bearing Of Skf / Fag /Nbc Make Only , Concentricity Better Than 0.
Because handgun bullets are relatively short and don't always align perfectly in the bore--and tend not to be manufactured to the same concentricity standards as rifle bullets--for best accuracy custom pistolsmiths generally recommend barrels with the slowest twist that will stabilize the bullet you are using.
Standard features include: high-efficiency, low NPSHR design for a wide variety of applications; one-size mechanical seal for all 200 Series models, and integral impeller/shaft design for fewer parts, greater concentricity and easy maintenance.
Failure to follow proper tool colleting procedures will result in deformed collets, which reduces tool concentricity and holding power.