# SAM #80NSSC27944860Q
Dome-Loaded Pressure Regulator for NASA Stennis Space Center
**Buyer:** NASA Shared Services Center
**Posted:** October 06, 2026
**Respond By:** October 13, 2026
**Identifier:** 80NSSC27944860Q
**NAICS:** 332919, 333912, 423490
NASA is seeking one high-capacity dome-loaded pressure regulator for gaseous nitrogen and helium service at Stennis Space Center.
- **Government buyer:** NASA Shared Services Center is soliciting on behalf of NASA; the equipment is for NASA Stennis Space Center.
- **Product requested:** One dome-loaded pressure regulator, brand name or equal. The solicitation does not name an OEM or provide a part number.
- **Technical requirements:** Suitable for high-pressure gaseous nitrogen/helium; stainless steel or equivalent wetted materials; 4-inch Grayloc 4GR31 hubs; AS5202-8 dome load port; minimum 6,000 PSIG maximum allowable working pressure; flow capacity up to 80 lbm/sec of gaseous nitrogen; minimum Cv of 80; and stable downstream pressure regulation across the required flow and pressure ranges.
- Operating points are described as likely values: maximum 4,000 PSIG inlet/2,500 PSIG outlet, nominal 3,500 PSIG inlet/1,500 PSIG outlet, and minimum 2,500 PSIG inlet/500 PSIG outlet.
- Include one set of spare soft goods.
- **Delivery:** Required within 24 weeks after receipt of order.
- **OEMs and vendors:** No regulator manufacturer or vendor is identified in the provided materials.
### Description
PLEASE INCLUDE THE FOLLOWING IN YOUR BID:
• CAGE/UEI CODE
• FOB DESTINATION
• LEAD TIME FOR DELIVERY
• POC NAME & EMAIL
Questions must be sent no later than day 3 of the posting.
** SEE THE ATTACHMENTS **
We will not be paying with a credit card
VENDORS MUST REFERENCE THE RFQ NOTICE ID NUMBER IN THE SUBJECT LINE OF YOUR EMAIL WHEN SUBMITTING A QUOTE
[View original listing](https://sam.gov/opp/87564ea6673e4c0faf0af6e157d70355/view)