Marine Corps Systems Command (MCSC) intends to award a sole-source contract to American Rheinmetall Munition, Inc. for MK281 MOD3 40mm High Velocity Practice Day/Night Marking Cartridges, DODIC BA21.  Requirement includes yearly estimated quantities of 260,000 to 500,000 cartridges.  Cartridges are subject to Weapons Systems Explosives Safety Review Board (WSESRB) qualification and certification. No solicitation document is available. Interested parties may submit a statement of capability for satisfying this requirement. To be considered, statements of capability must be received within seven (7) calendar days after publication of this notice. No telephonic requests will be accepted.