NASA's Shared Services Center awarded a purchase order to Science Pump Corp for 120 SPC ozonesondes valued at $57,600.00 on February 28, 2027. The order was placed under FAR Part 12 commercial procedures via sole-source justification, with no set-aside designation. Performance location is Greenbelt, Maryland. The ozonesondes support long-term atmospheric ozone profile measurements at Wallops Island and Natal, Brazil, enabling satellite validation, ozone and pollution trend analysis, and climate studies. Delivery extends through February 28, 2027, with instruments distributed to the two research stations for weather balloon launches. NAICS code 334519 applies.