uniform twist rifling

uniform twist rifling

[′yü·nə‚fȯrm ¦twist ′rīf·liŋ]
(ordnance)
Rifling in which the degree of twist is constant from the origin of rifling to the muzzle, the path of the groove being a uniform spiral.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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