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|  MIL-C-46409D (AR)
APPENDIX "F" (CONT'D)
extended less then 360 degrees around the case a complete rupture is on which extended entirely
around the case, separating the case into two parts. Ruptures are designated according to
position, as indicated on Drawing B7643674.
60.11 Split ease. A longitudinal separation of the metal in the case wall produced by firing.
Splits shall be classified as prescribed by the cartridge specification and Drawing C7643674.
60.12 Rim shear. A case which exhibits complete removal of any portion of the extractor
rim during normal gun functioning, usually resulting in failure to extract.
60.14 Failure to extract. The fired case is not removed from the weapon chamber by normal
gun action.
60.15 Bullet-in-bore. A bullet remaining in the bore of the bad.
60.16 Muzzle burst. Explosion of a projectile at the muzzle of the weapon, or up to a
distance of approximately fifteen (15) feet from the muzzle.
60.17 Muzzle flash. Flash that appears at the muzzle of the weapon when a projectile
leaves the barrel.
60.18 Breech flash. Gas flash occurring at breech of weapon.
60.20 Fouling Deposit that accumulates in receiver of rifle or bore of barrel during firing.
60.21 Dropped primer. A primer which, when the cartridge is fired, falls from the primer
pocket during or after extraction. Although it is in the same category as a blown primer,
deformation to the head of the case and the primer pocket is less obvious.
60.22 Stripped jacket. The jacket of the bullet separates from the core after it has left the
muzzle of the weapon or separates the bore.
60.23 Stretched ease. A longitudinal elongation of the metal of the case wall which can be
recognized by a change in sheen of the case within a partial or complete circumferential ring or
band:
46
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