The Machmeter is extremely valuable, particularly at high altitudes, because its reading is more closely related to true airspeed than is indicated airspeed. For example, at 45,000 feet, and indicated airspeed of 240 knots is actually a true airspeed of 510 knots. This true airspeed is indicated on the Machmeter as Mach.89 at 45,000 feet or Mach. Thus there is a difference of only about one-tenth Mach number between 45,000 feet and sea level, while indicated airspeed varies 270 knots. This Machmeter has a refurbished sticker dated Jan. Its plate indicates it may have been used for NATO in Germany. Measures 3.25 inches diameter by 7 inches deep. This instrument was acquired at an. If you are interested in vintage military aircraft parts and memorabilia, please check our other listings. The item "Kollsman Mach Speed Indicator MACHMETER Type A-2 F-86 Korean War NATO Aircraft" is in sale since Tuesday, August 4, 2020.
This item is in the category "Collectibles\Transportation\Aviation\Military Aircraft\Other Military Aircraft Items". The seller is "morethemerrier" and is located in Grove City, Pennsylvania.This item can be shipped worldwide.