Flap Position Indicator Boeing B-17F/G PN 5911-12 USN PB-1 Peggy Bomber

Flap Position Indicator Boeing B-17F/G PN 5911-12 USN PB-1 Peggy BomberThis is a Flap Position Indicator as used in the US Army Air Force Flying Fortress B 17F & G models. The part number has been confirmed in the B 17F Erection and Maintenance Manual dated 1942 and the G model dated 1944. See photo of the indicator on the B 17 instrument panel. Measures 3. 25 in diameter and ~4in deep. This indicator is stamped with the US Navy anchor symbol, perhaps evidence of its use in the US Navy's version of the B 17, the PB 1.

This module

According to Andrea Salimbeti's website:

as used in the US Air Force Strategic Bomber the B-36H Peacemaker (see illustration of the B-36H Engineers Station Panel from the B-36H flight manual dated 1954 showing the location of this indicator with the right red dot)

The thin gasket beneath the glass is slipping from its position

Weston (pointer stuck at 6K)

made by Manning Maxwell and Moore

The indicator is in exceptional condition given its age

marked BU AERO USN

indicating vertical speed from 0-6000 ft/min

The instruments are in very nice condition for their age

Weston model 1534

and C-54 Skymaster