MIL-I-5721 Revision C, May 27, 1970
INDICATOR, INDICATED AIRSPEED, 20-250 KNOTS
Includes all amendments and changes through Cancellation Notice 1, September 24, 1999
Additional Comments: CNCL NO S/S
This specification covers pitot static airspeed indicators, range 20 to 250 knots.
The indicators shall be furnished in the following part numbers:
MS28021-2 Lusterless White Dial MS28021-3 Lusterless White Dial MS28021-4 Lusterless White Dial