Replacement motor bearing assembly for TA Instruments HR-30 rheometer with ancillary installation and calibration services

The Department of the Army Materiel Command, Army Contracting Command at Aberdeen Proving Ground, is soliciting a replacement motor bearing assembly for a TA Instruments HR-30 rheometer with installation and calibration services, with proposals due June 8, 2026. The procurement is structured as a sole-source acquisition to TA Instruments – Waters LLC under 41 USC 1901(e), though all proposals received by the closing date will be considered.

Place of performance is Aberdeen Proving Ground, Maryland. The procurement comprises one motor bearing assembly, travel and installation services for the rheometer, and eight hours of diagnostic calibration and labor. Delivery is required by July 10, 2026, to U.S. Army Research Laboratory, Building 321, 6375 Johnson Road, Aberdeen Proving Ground, Maryland 21005, FOB destination. The contract type is Firm Fixed Price under FAR Subpart 12.6 for commercial items, with no contract financing available and net-30-day payment terms or less.

The NAICS code is 334516 (Analytical Laboratory Instrument Manufacturing) with a small business size standard of 1,000 employees. The PSC code is 6640 (Laboratory Equipment and Supplies). Contractor employees must remain under direct supervision at all times and work normal hours of 7:45 AM through 4:15 PM, Monday through Friday, with no weekend or holiday work unless specifically authorized and at contractor expense. Delivery coordination is required at 410-278-4406 for Monday through Friday arrival between 8:00 AM and 3:30 PM. The contract incorporates DFARS commercial provisions addressing Buy American compliance, cybersecurity representations, Xinjiang sourcing restrictions, hexavalent chromium prohibition, electronic parts sourcing, and various representations regarding foreign ownership. Contact Stephen Oliver, Contract Specialist, at (520) 672-9579 or stephen.c.oliver7.civ@army.mil for proposals.