HSC/YAK, 8107 13TH ST,BROOKS AFB, TX 78235-5218

41 -- 41-BLOOD FREEZER UNIT SOL F41624-95-R-1006 DUE 073195 POC MS SUZANNE SNYDER, CONTRACT SPECIALIST,(210) 536-6386, RACHAEL HARRIS, CONTRACTING OFFICER, (210) 536-6320. The United States Air Force at Brooks AFB intends to procure on a sole source basis from Harris Industrial Products Division of Revco Scientific/Lindberg of Asheville, North Carolina 28 each MBF-700 blood freezers with four 1.5 HP, 1750 RPM compressors and semi-hermetic brass service valves. The contract will be issued under the authority of FAR 6.302 for a basic quantity of 20 units and one option for 8 units. This acquisition follows results of Sources Sought Synopsis issued 22 Mar 95. Minimum performance requirements remaining unchanged from that announcement follow. Freezers shall employ a redundant dual cascade compressor system for reliability. Freezers shall utilize 3-phase, 208 VAC, 50/60 HZ power. Power connection of the freezers shall be 3-phase, 4-wire, AWG#10 cord with 30 amp, 250 VAC, 3-phase male plug, Hubbell Part No. 27CM21 or equivalent. External dimensions of each freezer shall not exceed 121'' length by 32 5/8'' wide by 46 1/2'' high and have an internal capacity of approximately 32 cubic feet. Each freezer shall be capable of cooling up to 35 thawed eutectic containers initially at 24 degrees C, to a temperature between -90 degrees C and -80 degrees C in less than 46.6 hours. Eutectic containers are plastic containers 7 3/4'' by 12 1/2'' by 2 1/2'' and are filled with 2.6 liters of solution comprised of 58% by weight dowtherm SR-1 and 42% distilled water. Freezer power draw shall not exceed 13.8 kW(peak) or 8.5 kW (continuous). The weight of each freezers shall not exceed 2,500 lbs. Each freezer shall have a monitor capable of in indicating the actual storage cabinet temperature and the set-point temperature. Each freezer shall also have a seven day circular temperature recorder that is accurate to within 1 degree C over the range of -100 degrees C to zero (0) degrees C. Each freezer shall withstand the effects of a 25G shock with no functional degradation. The mean time between critical failure (MTBCF) shall be greater than 4,272 hours. The mean time between corrective maintenance (MTBCMA) and mean time between failures (MTBF) shall be greater than 1,927 hours. During long-term storage, the MTBCF shall exceed 24,329 hours. During long-term storage, the MTBCMA and MTBF shall exceed 12,667 hours. The prevent maintenance shall not exceed 1.2 man-hours and shall not be required more often than every 6 months. In addition, units must use non-ODC refrigerants. This is not a request for competitive proposals. However, any proposals received within 45 days of issuance of this synopsis or 30 days after the release of the RFP, which ever is later, will be considered by the Government. Proposals must include technical information on currently manufactured freezer configuration demonstrating capability of unit to meet performance requirements outlined above. This is not a request for new design. Only written or faxed requests received directly from requesters are acceptable. An Ombudsman has been established for this acquisition. The purpose of the Ombudsman is to receive and communicate concerns from potential offerors when an offeror prefers not to use established channels to communication his concern. All potential offerors should use established channels to voice concerns before resorting to use of the Ombudsman. The Ombudsman will communicate certain offeror's issues, disagreements and recommendations on this acquisition into proper channels. The Ombudsman's role is not to diminish the authority of the Program Director or Contracting Officer, but to advocate an offeror's concern on a non-attribution basis. The Ombudsman is Mr. Emile Baladi, HSC/XRR, Brooks AFB TX 78235-5000 at phone (210) 536-2903. Direct offeror inquires concerning this acquisition to HSC/YAK, ATTN: Suzanne Snyder, address and phone above, facsimile number (210) 536-5104 or (210) 536-3103. See Note 22. (0160)

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