Method and apparatus for installing a fixture to the muzzle...

Firearms – Indicators

Reexamination Certificate

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Details

C042S090000, C042S106000, C089S014300, C089S014400, C089S001100

Reexamination Certificate

active

07062874

ABSTRACT:
A method and apparatus for installing a fixture, such as a flash suppressor, to the threaded muzzle end of a firearm barrel. A chart or “timing wheel” is directly placed to the fixture when hand tightened to the firearm's muzzle end without any shims placed thereon, the chart identifying the appropriate shims to be placed on the barrel's threaded muzzle end portion for positioning the center of the flash suppressor vent substantially at top dead center with respect to the barrel when a predetermined torque is applied to the flash suppressor.

REFERENCES:
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Operator's/Armorer's Manual, Surefire Model-FA M4 Carbine High Endurance Fast-Attach Sound Suppressor Kit, Mar. 2003, SureFire Suppressors Division, Fountain Valley, CA.

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