Replace Mechanical Barrier Inactive Notice ID:ML-21-47 See attached J&A. Department/Ind.Agency Subtier Office DEPT OF DEFENSE DEPT OF THE NAVY NAVAL FAC ENGINEERING CMD MID LANT NAICS 238220 - Plumbing, Heating, and Air-Conditioning Contractors PSC REPAIR OR ALTERATION OF MISCELLANEOUS BUILDINGS LOCATION: Show Links & Attachments Links () Attachments () Data sourced from SAM.gov. View Official Posting »