Closed-cycle optical cryostat SLAC_357234_Cryostat
Summary
AI-generated · Aug 24, 2025A single closed-cycle optical cryostat is being requested for SLAC to meet strict cryogenic and vacuum performance: operating temperature below 5 K with cooling power over 100 mW at <5 K; vibrations under 10 nm; fused-silica windows more than three; electrical feedthroughs more than three (including DC); chamber pressure below 1×10^-8 torr at <5 K; a three-axis positioner with travel over 3 mm and resolution under 200 nm; turbopump inclusion and installation. Delivery must occur within the specified timeframe. An amendment to the technical evaluation criteria modifies the requirements (notably the vacuum and performance specs) and must be acknowledged; proposals not acknowledging addenda could be deemed non-responsive. Source selection will be based on Lowest Priced Technically Acceptable, and a price and lead-time quotation is requested by the stated deadline.
Include Buy American Act certification for awards over $10,000; a Representations & Certifications rider; and submittal of the System for Award Management (SAM) registration. On-site installation requires a Certificate of Insurance and an Injury and Illness Prevention Plan (IIPP). The purchase order will be fixed-price, with SLAC terms and conditions applicable to the award, and proprietary/confidential information must be clearly marked. Real ID requirements apply; if possible, provide a link to your published price list. There may be potential discounts for academic, ICPT, GSA, or government institutions.
SLAC National Accelerator Laboratory is operated by Stanford University for the Department of Energy. As a management and operating contractor, subcontracts awarded by the Laboratory are not Federal procurements, and are not directly subject to the Federal Acquisition Regulations in 48 CFR. Nonetheless, certain Federal laws, Executive Orders, and regulations may affect our DOE approved purchasing system, as required by statute, regulation, or contract terms and conditions. AMENDMENT 01 HI, The following Addendum is being issued for the subject Request for Quotation: 357234 Cryostat MODIFICATION TO TECHNICAL EVALUATION CRITERIA: FROM Pressure: <10^-8 torr at <5K TO <10^-6 torr at <5K This Addendum modifies the Request for Quotation and must be acknowledged. Failure to acknowledge all addenda could make your proposal non-responsive. Please confirm that the submitted proposal is not changed because of this addendum. If proposal sent is revised because of this, please submit the revised proposal. The following changes are hereby made to the appropriate documents contained the above-mentioned Request for Quotation (RFQ). All other terms and conditions of the RFQ remain the same. Thank you very much. Katherine Jill A. Coh SCM Commodities Team Lead SLAC National Accelerator Laboratory 2575 Sand Hill Road Menlo Park, CA 94025 Tel: 650-926-2770 Email: kcoh@slac.stanford.edu Required item(s) listed below: 1.) Closed-cycle optical cryostat = Qty 1 Technical evaluation criteria as follows: Temperature: < 5K - Cooling power at <5K: >100mW - Vibrations: <10nm - Fused-silica windows: >3 - Electrical feedthroughs: >3 including DC - Pressure: <10^-8 torr at <5K - Positioner travel range: 3 axes >3mm - Positioner resolution: 3 axes <200nm - Turbopump and installation included - Delivery requirement: delivered before September 30, 2025 Source selection will be based on Lowest Priced Technically Acceptable Method. Please provide a price and lead time quotation by COB June 27, 2025. Send quote to kcoh@SLAC.stanford.edu. Please be advised that the requirement was also posted in SAM.gov. Is there any room for additional discount such as for Academic, ICPT, GSA, or Government Institutions? Buy American Act Certification (BAA) applies to awards over $10,000. Representations & Certifications Rider is required. Once completed the Reps and Certs is valid for one year until renewal. If you have already completed one within the year please disregard. Otherwise, please complete and return. All subcontractors are required to register in the System for Award Management (www.sam.gov). If possible, please provide a link to your webpage for published price list to substantiate for the prices quoted. The resulting purchase order will be issued on a fixed price basis. SLAC National Accelerator Laboratory Terms and Conditions for Fixed Price Commercial Supplies and Services (Rev. August 2023) and Onsite Terms and Conditions for Green March 2021 will be made a part of the resulting order. Please mark up terms and conditions if you wish to negotiate. No mark ups mean that you accept SLAC Terms and Conditions. Kindly please provide Certificate of Insurance and the IIPP form filled out for onsite installation. Payment Terms will be NET-30 Freight terms will be FOB Destination Prepaid and Add You are requested to mark and identify proprietary/confidential information provided in response to the solicitation. SLAC Entry Real ID May 2025 MEMO is attached and applies to this procurement. Contact me directly with any questions. Sincerely, Katherine Jill A. Coh Procurement Commodities Team Lead SLAC National Accelerator Laboratory 2575 Sand Hill Road Menlo Park, CA 94025 Phone: 650-926-2770 Email: kcoh@slac.stanford.edu
From Solicitation posted on Jun 17, 2025Notice history
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USA