40 CFR 89.415 - Fuel flow measurement specifications.
The fuel flow rate measurement instrument must have a minimum accuracy of 2 percent of the engine maximum fuel flow rate. The controlling parameters are the elapsed time measurement of the event and the weight or volume measurement.
[63 FR 57017, Oct. 23, 1998]
Title 40 published on 2014-07-01
no entries appear in the Federal Register after this date.