A-A-3049, COMMERCIAL ITEM DESCRIPTION: HAMMER, PNEUMATIC, PORTABLE (RIVETING HAMMER) (06-NOV-1996) [SUPERSEDING OO-R-421B] [NO S/S DOCUMENT]

A-A-3049, COMMERCIAL ITEM DESCRIPTION: HAMMER, PNEUMATIC, PORTABLE (RIVETING HAMMER) (06-NOV-1996) [SUPERSEDING OO-R-421B] [NO S/S DOCUMENT]., This Commercial Item Description covers pneumatic riveting hammers used for riveting in the aircraft industry and other assembly operations.