Staff Sgt. Micah Sheffield, 374th Maintenance Squadron Precision Measurement Equipment Laboratory physical dimensions NCO in charge, calibrates vacuum gage on a primary pressure standard at Yokota Air Base, Japan, Feb. 22, 2016. The PMEL flight ensures that every tool needed to make a quantitative measurement and to safely perform inspections and repairs on aircraft provide accurate data. ( Air Force photo by Senior Airman David Owsianka/Released)

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Size: 5684px × 3786px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: equipment, maintenance, measurements, pacaf, pmel, yokota