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07/24/2025 - USA | MS | HANCOCK COUNTY | STENNIS SPACE CENTER:NATIONAL AERONAUTICS AND SPACE ADMINISTRATION- NATIONAL AERONAUTICS AND SPACE ADMINISTRATION- NASA SHARED SERVICES CENTER

Anton Paar Dynamic Image Analyzer System or Equivalent - SEE ATTACHMENTS

purchase of 1 anton paar litesizer dia 700 dynamic image analyzer system or equivalent to characterize perform particle analysis, including particle size, shape, and distribution. litesizer dia 700 dynamic image analyzer main unit or equivalent, liquid flow dispersion unit or equivalent, dry jet dispersion unit or equivalent, psa vacuum cleaner 110 v or equivalent, computer for litesizer dia or equivalent, computer monitor recommended for kalliope software, kalliope professional or equivalent operating and evaluation software, particle size standard ps 413, particle size standard ps414, anton paar preventive maintenance onsite or equivalent
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07/21/2025 - USA | MS | HANCOCK COUNTY | STENNIS SPACE CENTER:NATIONAL AERONAUTICS AND SPACE ADMINISTRATION- NATIONAL AERONAUTICS AND SPACE ADMINISTRATION- NASA SHARED SERVICES CENTER

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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07/15/2025 - USA | WA | BENTON COUNTY | RICHLAND | 94025 :ENERGY, DEPARTMENT OF- ENERGY, DEPARTMENT OF- SLAC NATL ACCEL LAB - DOE CONTRACTOR

Vacuum Analysis

Aluminum - 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

supply chain management buy american act certification solicitation 240 grams 6n5 aluminium pieces, size 6mmd x 20mml
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07/03/2025 - USA | MS | HANCOCK COUNTY | STENNIS SPACE CENTER:NATIONAL AERONAUTICS AND SPACE ADMINISTRATION- NATIONAL AERONAUTICS AND SPACE ADMINISTRATION- NASA SHARED SERVICES CENTER

Vacuum Analysis

Rotary Atomization of DED JBK- 75- AM Powder - Synopsis: NASA/NSSC has a requirement for Rotary Atomization of DED JBK- 75- AM Powder. NASA/NSSC intends to issue a sole source contract to HOMOGENEOUS METALS, INC: **** MAIN ST; CLAYVILLE, NEW YORK 1

Jbk75am alloy rotary atomized powder specification The requested quantity of powder shall be supplied as a single lot. The single lot may be supplied as a blend of multiple heat lots. Blending of multiple heat lots into a single lot is allowed only if every lot blended is verified independently to meet all aspects of this specification. Heat lot numbers and their independent certification will be provided for each blended lot. Blending of heat lots will not be used to control chemistry or particle size distribution. Blending of heat lots will not occur other than at the original powder producer.
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06/27/2025 - USA | MD | ABERDEEN PROVING GROU:DEPT OF DEFENSE- DEPT OF THE ARMY- AMC- ACC- ACC- CTRS- ACC- APG- W6QK ACC- APG DIR

POST- WIDE MAINTENANCE, REPAIR, RECONSTRUCTION, DEMOLITION, REPLACEMENT, AND/OR INSTALLATION, OF A WIDE VARIETY OF ROOFING SYSTEMS DIRECTORATE OF PUBLIC WORKS - Requirements Solicitation is for Maintenance, Repair, Reconstruction, Demolition, Replacement, and/or Installation of a Wide Variety of Roofing Systems at Aberdeen Proving Ground, Maryland. Amended Solicitation **** is po

100 microgramssquare foot. 4 bare soils in play areas accessible by children 400 mgkg. 5 bare soils in all other areas 400 mgkg. 1. 4 submittalssubmit the following in accordance with section 01 33 00 submittal procedures: sd01 preconstruction submittals competent person qualifications training certification occupational and environmental assessment data report medical examinations lead, cadmium, chromium waste management plan licenses, permits and notifications occupant protection plan lead, cadmium, chromium compliance plan initial sample results written evidence of tsd approval sd03 product data respirators vacuum filters negative air pressure system materials and equipment expendable supplies local exhaust equipment pressure differential automatic recording instrument pressure differential log sd06 test reports sampling and analysis occupational and environmental assessment data report sampling results pressure differential recordings for local exhaust system sd07 certificates testing laboratory third par
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