The PA-120 ammunition container is used primarily as a shipping container for 40mm grenade cartridges, in linked belts, bandoleer packed and in bulk. It is often deployed with the Mk19 Grenade Machine Gun, either sitting on the ground or in an ammo can holder on the left side of the weapon.
Marines with vehicle-mounted Mk19 Mod 3 40mm Grenade Machine Gun, Qalat Sukkar, Iraq, 7 April 2003. PA-120 ammo can rests in the holder attached to the mount.
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Soldiers unpack a PA-120 ammo can with belt of 40mm grenades for a Mk19 machine gun, Camp Bundela, India, 15 Oct 2009.
The PA-120 ammunition box is typically used to store and move 40mm cartridges such as he M430 HEDP or M385/385A1
practice cartridge, as well as other types of ammunition and artillery fuses. When the 40mm cartridges are linked into belts with M16A2 links, the PA-120 ammo can will hold 32 rounds. When packed in bulk, up to 50 rounds can be delivered in a PA-120 box for use with, for example, the M203 grenade launcher.
The PA-120 ammo box has a handle and a quick-release latch mechanism on each end. When both latches are opened, the top comes off, and the box is ready for use to feed a machine gun. A moisture-resistant seal is fitted between the lid and the PA-120 container.
The PA-120 ammunition can measures 18.76 inches (476.5mm) x 6.38 inches (162.1mm) x 10.39 inches (263.9mm) in its outside dimensions, weighing 13 pounds (5.9kg) empty. The PA-120 box contains a maximum gross weight of 44 pounds (20 kg.) It is defined by MIL-C-70842 (drawing number 12564414, SHIPPING AND STORAGE CONTAINER, CARTRIDGE, PA120 ASSEMBLY). Forty-two PA-120 containers are unitized on a metal pallet. The PA-120 ammunition box is covered by NSN 8140-01-315-9915 or NSN 8140-01-316-9143 (more recent).
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