NASA, George C. Marshall Space Flight Center, Procurement Office, Marshall Space Flight Center, AL 35812

59 -- ORIFICE RESTRICTOR SOL 8-W-6-02-44393 POC Contact Tim Crabb, GP24B/Contract Specialist, 205-544-0365, or Jane Maples, GP24/Contracting Officer NASA/MSFC plans to issue a Request for Quotation (RFQ) for Orifice Restrictors, quantity 8 each, to support the Space Station Furnace Facility Thermal and Environmental Control Subsystem,quality requirements per NASA Quality Publication NHB 5300.4(1B),''Quality Program Provisions For Aeronautical And Space System Contractors'',Flight quality -- The orifice restrictor shall be capable of flowing 50 - 150 lbm/hr of coolant water at 50 - 130 degrees F and 18 - 100 psia -- The pressure drop across the orifice restrictor shall be 9 psid at a flow rate of 50 lbm/hr of water -- The orifice restrictor shall be designed such that the flow area through the orifice restrictor may be enlarged to accommodate a flow rate of up to 150 lbm/hr of water without exceeding the 9 psid pressure drop -- The inlet and outlet ports shall be 1/2-inch female connections per MS33649-08 -- Interconnecting tubing shall be 0.5-inch OD with a 0.028-inch wall thickness -- The orifice restrictor envelope should not exceed 4 inches x 2 inches x 2 inches -- Its weight should not exceed 2 lb (1-lb goal) -- The orifice restrictor shall have a minimum operational life of 15 years, allowing for periodic inspections, corrective maintenance, and replacement of softgoods -- The external leakage for the orifice restrictor shall not exceed 3 x 10-5 scc/sec GHe at 100 psia internal pressure throughout the operating temperature range -- The orifice restrictor shall be verified as flight hardware (via test and assessment) for use on the Space Station -- It shall meet the materials and environmental requirements for Space Station hardware -- Delivery required by October 01, 1996 -- This procurement is being conducted under the Simplified Acquisition Threshold (SAT) portion of the Federal Acquisition Streamlining Act (FASA) -- Requests for copies of the RFQ must be submitted in writing -- Transmission by facsimile to 205-544-9080 or by Internet e-mail to tim.crabb@msfc.nasa.gov is acceptable -- The RFQ will be posted on or about 15 days after publication of this notice in the Commerce Business Daily (CBD) -- The RFQ will have a 15 day response period -- This procrement is a total small business set-aside -- The solicitation and any related documents to this procurement are available over the Internet -- These documents will be in ASCII format and reside on a World-Wide Web (WWW) server, which may be accessed using client browsers, such as, MOSAIC -- The WWW address, or URL, of the MSFC Procurement home page is: ''http://procure.msfc.nasa.gov''. (0324)

Loren Data Corp. http://www.ld.com (SYN# 0451 19951121\59-0003.SOL)