AS391A: Airspeed Indicator (Pitot Static) (Reciprocating Engine Powered Aircraft) - SAE International
Browse Standards AS391A
Historical REVISED 1949-02-01

AIRSPEED INDICATOR (PITOT STATIC) AS391A

This specification covers six types of instruments as follows:
TYPE I - 30 - 250 miles per hour range
TYPE II - 40 - 300 miles per hour range
TYPE III - 50 - 400 miles per hour range
TYPE IV - 50 - 450 miles per hour range
TYPE V - 50 - 700 miles per hour range
TYPE VI - 50 - 425 knots range
AS391C
2008-02-16
Latest
Reaffirmed
AS391B
1954-12-01
Historical
Revised
AS391A
1949-02-01
Historical
Revised
AS391
1947-07-01
Historical
Issued

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