# SAM #N00173-26-Q-1301390354

NRL Sole Source Procurement for Magnetic Shield Chamber and Vapor Cells from Twinleaf LLC

**Buyer:** NRL
**Posted:** September 21, 2026
**Respond By:** September 25, 2026
**Identifier:** N00173-26-Q-1301390354
**NAICS:** 334516, 334511, 541715

This notice announces the Naval Research Laboratory's intent to award a sole source contract to Twinleaf LLC for specialized magnetic shielding and vapor cell equipment.
- Agency: Naval Research Laboratory (NRL), Department of the Navy
- Sole source vendor: Twinleaf LLC, Plainsboro, NJ
- Equipment required:
  - Four-layer magnetic shield chamber with internal field and gradient coils (MS-2)
  - Low noise bipolar programmable current supply (CSB-1000)
  - Borosilicate glass vapor cells with cesium and varying neon gas pressures (VC-C10-Cs VAC, VC-C10-Cs-2TNe, VC-C10-Cs-10TNe, VC-C10-Cs-20TNe, VC-C10-Cs-50TNe, VC-C10-Cs-100TNe)
- Each item requested in a quantity of one
- NAICS code: 541715 (R&D in Physical, Engineering, and Life Sciences)
- PSC code: R425
- Simplified Acquisition Procedures will be used
- Competition is limited unless another vendor can demonstrate capability to meet technical requirements
- Twinleaf LLC is identified as the only source able to meet the specifications

### Description

<p><strong>&nbsp;NRL NOTICE OF INTENT TO AWARD A SOLE SOURCE TEMPLATE</strong></p>

<p>This Notice of Intent is not a request for competitive proposals.&nbsp; This is not a solicitation or request for offers. &nbsp;No solicitation package is available and email requests will not be honored.&nbsp; Only one responsible source and no other supplies or services will satisfy agency requirements.&nbsp;</p>

<p></p>

<p>The Naval Research Laboratory (NRL) intends to award a sole source purchase order to <strong><u>Twinleaf LLC</u></strong> of<strong> <u>Plainsboro, NJ</u></strong> to furnish: <strong><u>Magnetic shield chamber and Vapor cell</u></strong></p>

<p></p>

<p>&nbsp; ____ See Attached Schedule of Supplies/Services OR&nbsp;&nbsp;&nbsp; ___X_ See Chart Below</p>

<p></p>

<p><strong>Line Item</strong></p>

<p><strong>Part #</strong></p>

<p><strong>Description</strong></p>

<p><strong>Quantity</strong></p>

<p>1</p>

<p>MS-2</p>

<p>MS-2 Four-layer magnetic shield set with three axis internal field coils and five first order gradient coils</p>

<p>1</p>

<p>2</p>

<p>CSB-1000</p>

<p>Low noise bipolar programmable current supply, &plusmn;1000 mA.</p>

<p>1</p>

<p>3</p>

<p>VC-C10-Cs VAC</p>

<p>Enclosure: Borosilicate glass</p>

<p>Geometry: 10 mm cube inner dimensions, 1 mm wall thickness</p>

<p>Metals: Cesium</p>

<p>Gasses: none; vacuum</p>

<p>1</p>

<p>4</p>

<p>VC-C10-Cs-2TNe</p>

<p>Borosilicate glass cell, 10 mm cube ID, 1 mm wall thickness, Cesium, 2 Torr Neon</p>

<p>1</p>

<p>5</p>

<p>VC-C10-Cs-10TNe</p>

<p>Borosilicate glass cell, 10 mm cube ID, 1 mm wall thickness, Cesium, 10 Torr Neon</p>

<p>1</p>

<p>6</p>

<p>VC-C10-Cs-20TNe</p>

<p>Borosilicate glass cell, 10 mm cube ID, 1 mm wall thickness,</p>

<p>Cesium, 20 Torr Neon</p>

<p>1</p>

<p>7</p>

<p>VC-C10-Cs-50TNe</p>

<p>Borosilicate glass cell, 10 mm cube ID, 1 mm wall thickness,</p>

<p>Cesium, 50 Torr Neon</p>

<p>1</p>

<p>8</p>

<p>VC-C10-Cs 100TNe</p>

<p>Borosilicate glass cell, 10 mm cube ID, 1 mm wall thickness, Cesium, 100 Torr Neon</p>

<p>1</p>

<p></p>

<p>The North American Industry Classification System Code (NAICS) for this requirement is<strong> <u>541715</u> </strong>with the size standard of<strong> <u>1000</u></strong>.&nbsp; &nbsp;The Federal Supply Code (FSC) / Product Service Code (PSC) procurement is <strong>R425</strong>.</p>

<p></p>

<p>This purchase will be made utilizing Simplified Acquisition Procedures in accordance with:</p>

<ul>
	<li>Federal Acquisition Regulation (FAR) Part 13.106-1(b) for purchases not exceeding the simplified acquisition threshold of $250,000.&nbsp;</li>
</ul>

<p>Interested parties may identify their interests and capability to respond to this requirement in accordance with the posted opening and closing dates.&nbsp; Any response to this notice must show clear and convincing evidence that competition would be advantageous to the Government.&nbsp;&nbsp; Information received will be considered solely for the purpose of determining whether or not to conduct a competitive procurement. &nbsp;A determination by the Government not to compete this proposed purchase order based upon response to this notice is solely within the discretion of the Government. &nbsp;No reimbursement for any cost connected with providing capability information will be provided.</p>

[View original listing](https://sam.gov/opp/5851922c5616434caeb537f4f23cd448/view)