NIH, National Heart, Lung, and Blood Institute, COB, Procurement Section, 6701 Rockledge Drive MSC 7902, Bethesda, MD 20892-7902

99 -- HYDRA-EXTRACTOR MODEL HE-6S UNIT SOL NHLBI-PS-SP-96-198 DUE 032396 POC Deborah Coulter, Purchasing Agent, (301) 435-0366 Debra Hawkins, Contracting Officer, (301) 435-0366. The National Heart, Lung, and Blood Institute intends to purchase a Somat Hydra-Extractor model HE-6S or equal. This unit shall consist of a shell, head, water extracting mechanism, drive motor, 5 HP return pump with TEFC motor, valve package, control panel, automatic rinse system, chemical additive pump, stainless steel discharge chute and carbon steel stand. The shell shall be a stainless steel weldment with supporting frame, motor mount, removable polished stainless steel access cover and discharge chute with limit switch. The head shall be a rigid machined stainless steel weldment, bolted to shell. The water extracting mechanism shall consist of a 6 inches (.15m) diameter stainless steel screw with helicoid flight reinforced at final extraction point with stainless steel encased nylon brush edge, stainless steel plug cutter, machined shaft and keyway for drive sprocket, and matching 6 inches (.15m) diameter reinforced stainless steel screen. The screw shall be supported in the head section by a combination radial and thrust bearing. The extractor shall be driven by a 2 HP, TEFC motor, mounted to a 25:1 gear reducer. The return pump with 5 HP motor shall be equipped with an integrally piped pump with mechanical shaft seal for positive protection against leakage. The valve package shall include all valves required for proper operation fresh water rinse, return and drain lines. Control panel shall be NEMA 4, stainless steel, wall mounted, U.L. approved and includes all the necessary electrical components prewired to a terminal strip. Unit shall operate on 480 volts, 3 phase, 60 Hz electrical power. The discharge chute and stand shall be of length and height to permit pulper interface with pulp screw conveyor. Stand shall be 50 inches high. Installation: Set in place the extractor and stand positioning it with the existing PSC hopper, modify chute and hopper as required, anchor to floor. Intercept the existing two - 2 inch pipelines (one slurry/one return) and reroute to the new extractor for connection. Remove existing tee's in building #14-H pipeline and totally isolate from building #14-C system. Install new ''SOM-A-TOL'' panel, connect wiring from existing panel for power feed and system controls, including wiring each motor and control devices. Make all final piping connections: 2'' slurry, 2'' return, 1-1/2'' MOV drain, 3'' overflow and 1/2'' hot fresh water line. Shall confirm system operation at buildings 14-C and 14-H, confirm no plumbing leaks and that all piping is properly braced and supported. Shall demonstrate operation and maintenance of both systems to NIH personnel. Vendors capable of furnishing the government with equipment specified in this advertisement should request a copy of the ''Request for Quotation'' NHLBI-PS-SP-96-198, from the below address. All responses received before the closing date 3/30/96, 3:30 P.M. of this advertisement will be considered by the government. The anticipated award date is 4/8/96. All responsible sources may submit a quotation, which if timely received, shall be considered by the agency. Quotations must be submitted in writing to the National Heart, Lung, and Blood, Institute, contracts Operation Branch, Procurement Section, Rockledge Building, Room 6143, 6701 Rockledge Drive, Bethesda, MD 20817-7902, Attention: Ms. Deborah Coulter. Fax quotations will only be accepted if dated and signed by an authorized company representative. (0072)

Loren Data Corp. http://www.ld.com (SYN# 0300 19960313\99-0001.SOL)