Uniform twist

(Firearms) a twist of which the spiral course has an equal pitch throughout.

See also: Twist

References in periodicals archive ?
Gain twist also limits other bullet damage (bullet skid) that can occur with uniform twist barrels.
Caption: There are three quality checks any good barrel should pass: straightness, uniform internal dimensions and uniform twist rate from end to end.
Assuming constant density and uniform twist, the linear density of the polyethylene matrix in the gel-fiber cannot be changed by twisting according to the conservation of mass.
Dresses remain important with pinafore styling adding a prim school uniform twist. Striped berets and beanies provide some retro Eighties-style and hint at the cover up predicted to be another big trend as the days get chillier.
Done to its limits, cut rifled barrels should exhibit uniform twist rate and also undergo a little less stress.
Remember, these are uniform twist barrels that are supposed to have a uniform twist rate from back to front and not gain twists.
With care, a fairly uniform twisted yarn can be drawn from the fibre bundle.
Uniform twists are more convenient for barrel makers but a disadvantage to pressure and possibly accuracy.
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