# SAM #80NSSC27947230Q NASA capability-statement notice for two custom vacuum-compatible X-ray beamline slits **Buyer:** NASA Shared Services Center **Posted:** October 29, 2026 **Respond By:** November 03, 2026 **Identifier:** 80NSSC27947230Q **NAICS:** 334516, 334517 NASA Marshall Space Flight Center needs two custom vacuum-compatible X-ray slits for a research reflectometer. - **Opportunity:** NASA Shared Services Center (NASA/NSSC) is seeking capability statements for a proposed sole-source purchase from JJ X-RAY A/S. The slits will support a custom X-ray reflectometer used for thin-film coating characterization and research and development at Marshall Space Flight Center (MSFC), ST12. - **Response:** Submit a written capability statement if your organization believes it can meet the requirement. NASA says it intends to procure from JJ X-RAY A/S, identified as the sole provider; quotes are not requested or considered. - **Required equipment:** - One IB-C30-HV, a customized four-blade slit with a maximum 30 × 30 mm aperture, 1-micron step resolution, tungsten-carbide blades, and custom DN100/40CF reducer flanges upstream and downstream. - One AT-C8-HV-DEMI, a customized two-blade slit with a maximum 8 × 8 mm aperture and tungsten-carbide blades; specified step resolutions are 1.016 microns for aperture and 0.508 microns for translation. - **Shared requirements:** Both slits require high-vacuum preparation. The four-blade unit is specified for below 1e-6 mbar (below 1e-6 Torr); the two-blade unit is specified for below 1e-6 mbar. - **Estimated delivery:** 6–8 weeks. The notice does not state a contract period or delivery date. ### Description

*PLEASE NOTE* THIS IS NOT A REQUEST FOR QUOTES. ANY PRICE OFFERS RECIEVED WILL NOT BE REVIEWED / ACCEPTED AT THIS TIME. A price quote alone generally does not provide sufficient information to evaluate a vendor's technical capability.

See the attached SOW. 

SPECIAL NOTICE:

VENDORS MUST REFERENCE THE NOTICE ID WHEN SUBMITTING A CAPABILITY STATEMENT.

NASA/NSSC has a requirement for High-precision X-ray beamline slits for integration into a custom-built X-ray reflectometer system. 

NASA/NSSC intends to issue a sole source contract to JJ X-RAY A/S, Hørsholm 2970 Denmark, under the authority of FAR 12.102(a). It has been determined that JJ X-RAY A/S is the sole provider of High-precision X-ray beamline slits for integration into a custom-built X-ray reflectometer system

NASA/NSSC will be the procuring center for this effort. Performance will be located at NASA/ Marshall Space Flight Center (MSFC).

The Government intends to acquire Commercial items or services using the provisions, clauses and procedures prescribed in FAR Part 12 for Commercial

The NAICS Code for this procurement is 334516.

Interested organizations may submit their capabilities and qualifications to perform the effort in writing to the identified point of contact not later than 9:00 a.m. Central Standard Time on 11/3/2026. Such capabilities/qualifications will be evaluated solely for the purpose of determining whether or not to conduct this procurement on a competitive basis. A determination by the Government not to compete this proposed effort on a full and open competition basis, based upon responses to this notice, is solely within the discretion of the government.

Oral communications are not acceptable in response to this notice.

NOTE:  Quotes received in response to this notice will NOT be considered and will not be evaluated by NASA’s Technical End User Team. We are currently only requesting Capability Statements.

NASA FAR Supplement Clause 1852.215-84, Ombudsman, is applicable. The Center Ombudsman for this acquisition can be found at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf .

Primary Point of Contact:

Monica Wilson

Procurement Assistant III

monica.d.wilson@nasa.gov

Alternate Point of Contact: 

SHARI TRIGG, LEAD CONTRACT SPECIALIST, shari.trigg@nasa.gov

[View original listing](https://sam.gov/opp/3c30e77f865d447d98030c69b333851e/view)