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**** Strand Burn support equipment upgrades ( Part 1 of 2)( Pump) - THIS IS A NOTICE OF INTENT TO SOLE SOURCE, NOT A REQUEST FOR A QUOTE ( RFQ). A RFQ WILL NOT BE ISSUED AND QUOTES WILL NOT BE REQUESTED. Naval Surface Warfare Center Indian Head Division ( NSWC, IHD), intends to award a

upgrading and replacing strand burns cryogenic system. This statement of work requires a drop in place backup cryogenic pump sled and customer sized vaporizer to maintain mission tin order to prevent future downtime at strand burn because of failed cryogenic pump. 3. 1 cv 104 cryogenic filling pump, inert including: 0. 8 0. 85 gpm up to 35003600 psi maximum working pressure includes a 7. 5 hp energy efficient tefc motor with adjustment rail 1. 0 diameter vacuumjacketed cold end . 8 stroke drive end surge chamber with pressure relief valve heavy duty steel skid and stainlesssteel belt guard 3. 2 electrical control, wall mounted 7. 5 hp standard, with manual disconnect, motor starter, hour meter, pressure gauge, over pressure switch and onoff button control, automatic rotation switch at each startup. 3. 3 pump interconnecting piping kit, complete set of components to custom fit a typical horizontal cryogenic pumps liquid supply and vent return to the tank no valves. 3. 4 v08kss ambient air vaporizer 8000 scfh f
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Intent to Sole Source: Quantum Network - Synopsis This is a Sole Source Synopsis published for informational purposes only. Air Force Institute of Technology ( AFIT) has a requirement create a quantum communications link that establishes a quantum- secure- network. See Attachm

2 nanowire detection systems, 1 nanowire system will consist of 8 detectors with option to go to 32 detectors node 1, 1 nanowire system will consist of 10 detectors with option to go to 32 detectors node 2, each nanowire system shall have a dark count rate less than or equal to 100 counts per second at 1550nm and 10 counts per second at 810nm, each nanowire system shall have a detection efficiency greater than or equal to 90 at wavelength of 810 and 1, 550 nanometers, each nanowire system shall have a fiber coupling efficiency greater than or equal to 95, each nanowire system shall have a closed loop, cryogenic cooling system capable of cooling to less than or equal to 4. 2k and capable of operating continuously for at least 1 month, each cryogenic cooler shall have an integrated vacuum pump, vacuum control, compressor controller, plumbing, and temperature readout, each cryogenic cooler shall be fully automated with a push button startup and stop capability, each nanowire system along with the vacuum chamber,
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Cryogenic Pump

B37 LN2 Tank Repair and Startup - Synopsis: NASA/NSSC has a requirement for B37 LN2 Tank Repair and Startup. NASA/NSSC intends to issue a sole source contract to LEAK TIGHT ANALYSIS **** Lankford HWY New Church, Virginia ****- 3

Bringing the building 37 LN2 liquid nitrogen system back into operational status, requiring comprehensive servicing, testing, and activation. Provide and replace four 4 relief valves at the gsfc building 37 facility in greenbelt, maryland. Isolate two 2 strainers for servicing. Service vacuum pumps while the system is down. Purge the LN2 line and prepare for startup once all service is complete. Charge the system with appropriate medium. Perform comprehensive leak check of all connections and components. Test the system for proper operation per established procedures and validate that all safety systems function correctly. Validate that the LN2 system meets the design requirements for safe liquid nitrogen operations. All work is to be in compliance with NASASTD8719. 17 as well as GPR 8710. 33.
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Sources Sought: Closed Cycle Cryogenic Cooling System - National Institute of Standards and Technology ( NIST) Acquisition Management Division Sources Sought for Commercial Item Purchase THIS SOURCES SOUGHT IS NOT A REQUEST FOR QUOTATION It is a market research tool being

Closed cycle cryogenic cooling system item 1: closed cycle cryogenic cooling system quantity: 1 specifications: 1. 1 4k cryocooler system, cooling capacity of 1. 5w@ 4. 2k this is the cooling capacity of the cryocooler, not as incorporated into the system 1. 2 includes helium compressor, water cooled, 200v 3phase 1. 3 gas lines and head power cable for closed cycle refrigerator 1. 4 helium recirculator, oilfree 1. 5 control manifold for control of gas lines 1. 6 3meter transfer line segment 1. 7 custom adapter to fit existing cryogenic probe station 1. 8 required temperature monitoring and control sufficient for operation including temperature sensors 1. 9 stand for floor mountinguse of cryocooler cold head 1. 10 automatic manifold control via computer control 1. 11 include required diaphragm or scroll pumps needed for system operation
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06/26/2025 - USA | DC | DISTRICT OF COLUMBIA COUNTY | WASHINGTON:NATIONAL AERONAUTICS AND SPACE ADMINISTRATION

Cryogenic Pump

New & Rebuilt CVI Cryopumps, Components & Spare Parts - NASA/NSSC has a requirement for New & Rebuilt CVI Cryopumps, Components & Spare Parts. See the attached SOW and capability statement for further details.

specifications for phpk spare parts rebuilds the following is a list of rebuilds part numbers for the items requested on this purchase request. no substitutions, work from other vendors or alternate part numbers shall be permitted as these are direct replacement parts for cvi cryopump equipment. phpk, as the sole owner and supplier of cvi equipment, is the only company authorized to supply parts for and rebuild cvi equipment. quantity description 1 tm500 cryopump rebuild sn 41y00105003 1 tm500 cryopump, new 37255005003 3 cbst 6. 0 helium compressor rebuild, serial 51r01104400, 51r00504400, 6z00104400 2 drive head rebuilds serial 4mm00100062, 22n00400060 3 gn2 vent valve rebuilds keepfull valve serial 040927 8302, 8303, 8304 1 gn2 vent valve rebuild float type 185912 serial 89001300 1 tm500 1st stage displacer part 37255000647 1 tm500 2nd stage displacer part 37255001122 2 1st stage displacer seal support ring 37255000680 8 2nd stage displacer seal 99548600563 3 2nd stage displacer seal retainer ring 372550036
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