Course Selector, Kollsman ID-322 of AN/ARN-30 Radio Receiver UH-1, C-47, C-54 F4U Corsair (see photo of the B-29

(see photo of the B-29 Superfortress Enola Gay from its restoration project

The limit markings (green/red) along the circumference of the glass match the limits per the flight manual (see photo of the markings from the manual)

such as the F7F Tigercat fighter and versions of the PBY Catalina and PBM-5 Mariner patrol bombers (see illustration from the F7F flight manual dated 1947)

so the dates don't support the use of this specific instrument in an AC-130 but possibly earlier versions of the C-130

Production started in 1944

Course Selector, Kollsman ID-322 of AN/ARN-30 Radio Receiver UH-1, C-47, C-54 F4U Corsair (see photo of the B-29This is a Course Selector, made by Kollsman, part number 1559 010130, ID 322 as used in the AN ARN 30 Radio Receiver System (see photos of system and its description in gallery) during the 1950s 60's. According to Designation Systems. net, AN ARN 30 was used in versions of the following aircraft: UH 1, H 19, H 25, H 34, CH 47, CH 53, OV 1, B 57, C 47, C 54, C 117, S 2, T 33. Measures 3. 25in diameter and ~5in deep. It is in nice condition given its