# Beryllium Windows - SEE DESCRIPTION (G5-224031)

Canonical: https://abierto.us/opportunities/5b193q0070200

- Solicitation number: 5-B193-Q-00702-00
- Notice type: Solicitation
- Status: Closed. Deadline was September 8, 2025 at 1:00 PM EDT
- Department: Department of Energy
- Contracting office: Argonne Natl Lab - DOE Contractor (899031)
- NAICS: 423490 Other Professional Equipment and Supplies Merchant Wholesalers
- Product or service code: 6640 Laboratory Equipment and Supplies
- Place of performance: Lemont, Illinois
- County: Cook County (FIPS 17031). https://abierto.us/counties/cook-county-il-17031
- City: Lemont. https://abierto.us/cities/lemont-il-1742795
- First posted: August 26, 2025
- Last posted: September 3, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/70490d630a8a4f56802f80dbe08a39fb/view

## Description

Argonne National Laboratory is seeking to source: 2 qty Beryllium Windows 200um thick beryllium windows integrated into a 2.75” conflat flange with at least a ~35mm clear aperture and ~0.8um Ra or better roughness Please see attached solicitation package - on the ANL-70 form: Please remember to complete points A-F on page 2. NO SOLICITATION WILL BE CONSIDERED WITHOUT ALL THESE COMPLETED. If any components are missing, your solicitation will be discarded. All forms and signed solicitation have a requested completion date of 9/2/2025 at 11:30PM CST. If there are any questions please feel free to reach out to awegrzyn@anl.gov.

## Publications

- August 26, 2025: Solicitation, due September 3, 2025 at 12:30 AM EDT. Notice 8945d11b3f934fdcbe2136ae9c68616e. https://sam.gov/workspace/contract/opp/8945d11b3f934fdcbe2136ae9c68616e/view
- September 3, 2025: Solicitation, due September 8, 2025 at 1:00 PM EDT. Notice 70490d630a8a4f56802f80dbe08a39fb. https://sam.gov/workspace/contract/opp/70490d630a8a4f56802f80dbe08a39fb/view

## Points of contact

- Annette Wegrzyn, awegrzyn@anl.gov, 6302522794

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/5b193q0070200.