J-Cobs WWII US NAVY PT-18 Stearman Radial Engine Piston Mirror Desk Clock (USN Stearman Edition)

Radial Engine Piston Desk Clock
(USN Stearman Edition)

A video posted by Aviation Art (@rockthesky) on



This industrial modern art desk clock was created using a 1940's WWII Jacobs R-755 (or often called the L-4) radial engine piston. The R-755 was used during World War II and powered the Boeing Stearman 75 (PT-18) for the US Navy.

Piston has been blasted to its original "raw" finish

Stearman US Navy Logo has been Mirror Polished into Piston

Piston Measures 5 inches in Diameter X 3 Inches High

Quartz Clock Movement comes fully assembled on piston

Limited to 50 pieces worldwide (Hand Engraved on Bottom of Piston)

Machined at an angle for perfect viewing


Uses one AA Battery (not included)




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