SATPC0041848 Tab 04 4 SOW.pdf

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Purchase of UHV Components for ICEE facility Federal contract opportunity
Solicitation number
80NSSC26938491Q
Issued by
National Aeronautics and Space Administration Shared Services Center

About this file

This is a Statement of Work for the procurement of Ultra High Vacuum (UHV) components to support the ICEE facility at NASA Ames Research Center, a state-of-the-art planetary science research facility consisting of a Raman Microscope, UHV chamber, and FIRE station. The components are required to attach a low temperature, low vibration helium cryo-cooler that will enable additional ice experiments under UHV conditions and allow sample imaging during experimental runs.

The required UHV components include: (1) an RNN Series Differentially Pumped Rotary Seal with 8" CF base and travel flange detail on 10.25" O.D. plates, 6.03" I.D. graphite impregnated PTFE seals, 150°C maximum bakeout temperature, 0-360° scale with vernier, capable of base pressure in the 10⁻¹¹ Torr range, fine adjust worm drive with 100:1 drive ratio, and extended ports for EB stage clearance; (2) a Valve Manifold System permitting the 1st Stage pump to evacuate the 2nd stage pump; and (3) an EBT Series UHV precision linear translator with 8" O.D. CF base flange and 8" O.D. CF travel flange (both tapped), 4.98" I.D. stainless steel edge welded bellows, and 12" Z travel knob with adjust acme drive providing 0.001" resolution. Pricing shall include packing and shipping. The period of performance extends from contract award through December 20, 2026.

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SATPC0041848 Tab 04 4 SOW.pdf PDF
SATPC0041848 Tab 10 RFQ Open Market Template APR 2026.pdf PDF

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Statement of Work for UHV Components

Background:

The ICEE facility is a state-of-the-art planetary science research facility consisting of three separate stations: a Raman Microscope, an Ultra High Vacuum (UHV) chamber, and a Fourier Transform Infrared and Raman Experiments (i.e., FIRE) station. The ICEE Facility, located at NASA Ames Research Center, is a unique NASA resource capable of replicating the wide range of extraterrestrial environments needed for planetary science research. The purchase of a low temperature, low vibration helium cryo-cooler will enable additional ice experiments, as UHV conditions are needed for accurate ice experiments. The low vibration cryostat will enable imaging of the sample during experimental runs. In order to attach the UHV low vibration cryostat, multiple UHV components are needed.

Scope and Specifications:

The multiple UHV components shall include

1. RNN Series Differentially Pumped Rotary Seal with

a. 8” CF base and travel flange detail, tapped, on 10.25” O.D. plates

b. 6.03: I.D. through bore Graphite impregnated PTFE seals

c. 150 ˚C maximum bakeout temperature

d. 0-360 ˚ scale with vernier

e. Capable of base pressure in 10-11 Torr range

f. Fine adjust worm drive, 100:1 drive ratio

g. Extended ports for EB stage clearance.

2. Valve Manifold System, permitting 1st Stage pump to evacuate 2nd stage pump

3. EBT Series UHV (Ultra High Vacuum) precision linear translator with

a. 8” O.D. CF base flange, tapped

b. 8: O.D. CF travel flange, tapped

c. 4.98” I.D. stainless steel edge welded bellows

d. 12” Z travel knob with adjust acme drive, 0.001” resolution

4. Price shall include packing.

5. Price shall include shipping.

Period of Performance:

The period of performance shall be from award to 12/20/2026.

mailto:andrew.mattioda@nasa.gov

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