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TITLE(s): FITTER, VENTILATED RIB (ordnance) alternate titles: rib matcher and fitter Mounts and aligns ventilated (elevated) ribs to shotgun barrels to facilitate aiming: Selects and positions ribs to dovetailed posts on top of gun barrel. Mounts rib to barrel by dovetailing each rib slot and barrel post along barrel. Locks barrel in vise and measures height of rib at breech end, using pin gauge, to determine amount rear end post must be reduced to lower rib to specified height. Hammers and files post and squeezes rib slot, using handtools and fixtures, to fit rib to post at specified height. Files and fits each rib slot to each post along barrel to align and level rib. Stamps identifying data on rib and barrel, using punches and hammer. Operates bench drill press to drill holes in barrel for retaining pins and sighting beads. GOE: 06.02.24 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77 |
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TITLE(s):
FITTER, VENTILATED RIB (ordnance) alternate titles: rib matcher and fitter
Mounts and aligns ventilated (elevated) ribs to shotgun barrels to facilitate aiming: Selects and
positions ribs to dovetailed posts on top of gun barrel. Mounts rib to barrel by dovetailing each
rib slot and barrel post along barrel. Locks barrel in vise and measures height of rib at breech
end, using pin gauge, to determine amount rear end post must be reduced to lower rib to specified
height. Hammers and files post and squeezes rib slot, using handtools and fixtures, to fit rib to
post at specified height. Files and fits each rib slot to each post along barrel to align and level
rib. Stamps identifying data on rib and barrel, using punches and hammer. Operates bench drill press
to drill holes in barrel for retaining pins and sighting beads.
GOE: 06.02.24 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77
© 1995 - 2015 Photius Coutsoukis and Information Technology Associates (All Rights Reserved). Revised 26-May-03