Official websites use .mil
Secure .mil websites use HTTPS
U.S. Air Force Tech. Sgt. Boyd Kempher, 442d Maintenance Group Aerospace and Jet Engine Propulsion mechanic works on the centrifugal multi-switch, an integral piece to the jet engine dryer on Kansas Speedway on 2 May 2021. With unavailable help and the spare multiple states away, Kempher and Russell, both Reserve Airmen, were hand-selected to troubleshoot the speedway’s dryers in case of inclement weather.
18.0-140.0 mm f/3.5-5.6
No camera details available.
This photograph is considered public domain and has been cleared for release.
If you would like to republish please give the photographer appropriate credit.
Further, any commercial or non-commercial use of this photograph or any other
DoD image must be made in compliance with guidance found at
which pertains to intellectual property restrictions (e.g., copyright and
trademark, including the use of official emblems, insignia, names and slogans), warnings
regarding use of images of identifiable personnel, appearance of endorsement, and related matters.