gauge dimentions

[spiro]

hi all dose any one know dimentions on analogic instruments of captin and f/o
it is for the 747-200 but i think that the 727 and 737 have the same dimentions???

[Michael Carter]

Smaller guages were 2". Most of the MIP instruments were 3-1/8". Some had AS indicators that were 4". HSI's were 4" as were most ADI's. Many used a 5" ADI/FD though.

[spiro]

Thanks so how do thes look ??? juging from you expireance1787 i say 5" AS

1788

[Michael Carter]

The ADI and HSI are both four inch. The airspeed indicator is also four inch. The engine stack guages are all 2 inch. The rest are 3-1/8"