This requirement is a sole-source requirement (see attached: sole-source justification) for the performance of quarterly preventive and as-needed corrective maintenance on one (1) SEM Disintegrator Model 23/5 S/N: 05J06348, located at B420 room A147, onboard Naval Station Dam Neck Annex, Virginia Beach, Va. See attached Combined Synopsis/ Solicitation for full details, instructions and evaluation specifications, and, terms and conditions pertaining to this requirement.