Collimator Vacuum Chambers

Amendment / Modification

• The due date for the Request for Proposal (RFP) has been extended.

• The new due date is April 1, 2026, at 5:00 PM Pacific Daylight Time (PDT).

• The previous due date was March 24, 2026, at 5:00 PM Pacific Daylight Time (PDT).

• The due date for receipt of offers specified in the original solicitation.

• Offerors now have until April 1, 2026, to submit their proposals.

• All other terms and conditions of the original solicitation remain unchanged.

Solicitation / RFP / RFQ

This document is a solicitation (RFP_363699(AG)) for the fabrication and production of four (4) different types of Vacuum Chambers for the LCLS-II-HE Collimators. The solicitation includes Sections A through M, detailing various aspects of the subcontract.

• Fabrication and production of four (4) different types of Vacuum Chambers.

• Detailed specifications and drawings are referenced in Section C (Statement of Work).

• Specific quality control requirements are outlined in Appendix A.

• Deliveries or performance schedule is detailed in Section F, with a target delivery of ARO + 20 Weeks for all items.

• Contract Type: Fixed Price (FFP).

• Subcontract Number: TBD.

• Solicitation Number: 363699(AG).

• Offers Due By: March 24, 2026, 5:00 PM PDT.

• The total amount of the subcontract is detailed in Section B.

• Proposals are due no later than Tuesday, March 24, 2026, at 5:00 PM PDT and should be emailed to Angela M. Garcia (angelag@slac.stanford.edu).

• Proposals must be valid for ninety (90) days.

• Evaluation will be based on a Lowest Price Technically Acceptable (LPTA) source selection.

• Technical proposals will be evaluated on a "Meets Requirements" or "Does Not Meet Requirements" basis.

• Business proposals will be evaluated on financial standing, compliance, and pricing.

• Key evaluation factors are detailed in Attachments 01 (Technical) and 02 (Business).

• Questions or clarifications are due by March 17, 2026.

• Offerors must be registered with the System for Award Management (SAM).

• Specific requirements for domestic and international suppliers are detailed in various sections, including Representations and Certifications.

• The document includes a comprehensive Table of Contents (Section I) and List of Attachments (Section J).

• Special Terms and Conditions (Section H) include details on Key Personnel, Subcontract Administration, and Options for increased quantity or extended terms.

• General Terms and Conditions (Section G) and Instructions to Offerors (Section L) provide extensive contractual and procedural information.

Solicitation / RFP / RFQ

This document is a Request for Proposal (RFP) for the procurement of LCLS-II-HE Collimator Vacuum Chambers. SLAC National Accelerator Laboratory is seeking firm-fixed price proposals.

• The procurement will be performed in accordance with specified requirements documents, including Section C (Specifications/SOW), Section D (Delivery, Shipping and Packing), Section E (Inspections Acceptance), Section F (Deliveries Performance), Section G (SLAC General Terms & Conditions), Section H (Special Terms and Conditions), Section L (Instructions to Offerors), and Section M (Evaluation of Offers).

• Offerors must identify any exceptions to SLAC's terms and conditions or other requirements with their proposal. Exceptions not identified may lead to rejection.

• Proposals must be signed by an authorized representative.

• The contract type is firm-fixed price.

• Payment terms are Net 30, unless otherwise indicated.

• Proposals must be received no later than Tuesday, March 24, 2026, 5:00 PM PDT.

• Proposals must be valid for 90 days after submission.

• Submissions can be provided by electronic files in PDF or any digital format.

• The last day to submit clarifications is March 17, 2026.

• SLAC intends to award without discussions but reserves the right to conduct them.

• Cost/Price Reasonableness and Realism are critical evaluation factors. Unrealistic costs may lead to proposal rejection.

• Offerors must be registered with the System for Award Management (SAM).

• E-Verify as required by FAR 52.222-54 applies.

• Additional SLAC Supplier registration information is available at: https://suppliers.slac.stanford.edu/become-slac-supplier

• Specific required documents for the proposal include: Subcontract Award Form, Supplies & Services breakdown, Tax Resale and Exempt Certificate, Representations & Certifications (Domestic or Foreign), Buy American Act Certification, and Technical & Business Checklist Self-Evaluation.

• Dun & Bradstreet SER Report is required if the SER is above a 6.

• The Subcontract Administrator, Angela M. Garcia (angelag@slac.stanford.edu), is the SOLE point of contact for all technical, contractual, and administrative questions.