Naval Research Laboratory, Attn: Code 3220.JR 4555 Overlook Avenue, SW Washington, DC 20375-5326

66 -- UHV PUMPING STATION AND LOWER UHV CHAMBER SOL N00014-95-R-JR04 POC Jerry Riles, Contract Specialist, Code 3220.JR (202) 767-2120; Kevin King, Contracting Officer. The Naval Research Laboratory (NRL) has a requirement for a ultra-high pumping station and lower UHV chamber. With an existing UHV upper chamber will be used as a surface analysis system for thermionic cathode research. The compact UHV pumping system must: (a) be a combination of turbo pump, ion pump, cryogenic absorption, and Titanium Sublimation pump (TSP) in one compact unit, (b) have a minimum of 4 user selectable filaments in the TSP element. The ion pump elements shall be shielded from the TSP to prevent Titanium coating, (d) have a pumping station that mounts to the vacuum chamber by means of a 14.625 inch O.D. male wire seal flange, (e) have a stray magnetic field less than 10 milligauss above the earths magnetic field at the base plate, (f) contain a turbo molecular roughing pump with a minimum of 60 1/sec capacity, and an isolation value from the UHV system. Additional information will be provided in the solicitation. No telephone requests for this requirement will be accepted. Request for a copy must be submitted in writing to the Naval Research Laboratory, Attn: 3220.JR, 4555 Overlook Avenue, S.W., Washington, DC 20375-5326, Telecopier 202-767-5896 or (202) 767-6197 within thirty days of publication of this notice. SYNOPSIS JR04. (0124)

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