| Job Title |
Aligner, Barrel And Receiver |
| Job Description |
Assembles And Aligns Rifle Barrels And Receivers, Using
Handtools And Power Tools, Using Either Of Following Methods:
Mounts Barrel In Vise And Screws Receiver Onto Barrel, Using
Wrench. (1) Positions Assembled Barrel And Receiver In
Concentricity Gauge And Marks Areas On Barrel Where Metal Must
Be Removed Or Raised To Bring Barrel And Receiver Into
Alignment. Remounts Barrel In Vise, Removes Receiver, And
Scrapes Metal From Barrel Shoulder, Or Peens Receiver Chamber,
Using Hammer And Peening Tool To Raise Metal To Form Shim.
Mounts Sighting Bars At Each End Of Barrel, Sights Between Bars,
And Twists Receiver To Align Bars. (2) Positions Assembled
Barrel And Receiver In Alignment Gauge. Tightens Receiver And
Barrel To Adjust Alignment According To Dial Gauge Reading,
Using Pneumatic Gauge. May Screw Barrel Into Receiver To
Specified Pressure, Using Torque Wrench.
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