This is a proposed sole-source contract for ammunition and explosives supplies, including specific quantities of items WB55 and WB56. The delivery schedule is to be determined. The item contains explosives, requiring a pre-award safety survey and adherence to specific safety and security clauses. While the Government intends to negotiate with only one source, all responsible sources may submit a capability statement. Interested parties may identify their capability to provide a commercial alternative within 15 days of this notice.