United States, June 25 -- Northrop Grumman Systems Corp., Plymouth, Minnesota (W15QKN-26-D-0013); General Dynamics Ordnance and Tactical Systems, Marion, Illinois (W15QKN-26-D-0014); and AMTEC Corp., Janesville, Wisconsin (W15QKN-26-D-0015), will compete for each order of the $83,600,000 cost-plus-fixed-fee, firm-fixed-price contract for non-recurring engineering development, manufacturing, design and testing support interoperable with 20mm, 25mm, 30mm x 113mm, 30mm x 173mm, and 50mm weapon systems.Bids were solicited via the internet with five received. Work locations and funding will be determined with each order, with an estimated completion date of June 23, 2031.Army Contracting Command, Newark, New Jersey, is the contracting activity....