Franklin 12 series

12 series
Type 12-cyl. horizontally opposed air-cooled piston engines
National origin United States
Manufacturer Franklin Engine Company




The Franklin 12 series of 12-cylinder air-cooled horizontally opposed aircraft engines produced in the 1940s and 50s, (US military designation O-805 was applied to the 12AC-806, 12ACG-806 and 12ACGSA-806).

Variants

Data from:[1]

12AC-596
300 hp (224 kW) @ 2,600 rpm.
12ACG-596
350 hp (261 kW) @ 3,500 rpm.
12AC-806
450 hp (336 kW)0
12ACG-806
456 hp (340 kW) @ 3,200 rpm, geared to 0.632:1, (XO-805-1).
12ACGSA-806
500 hp (373 kW) @ 3,200 rpm, supercharged and geared to 0.632:1 (XO-805-3), or to 0.587:1 (O-805-5).
O-805
Military designation of the 12AC-806, 12ACG-806 and 12ACGSA-806.

Applications

Data from:[2]

See also

Related development


Related lists

Notes

  1. ↑ "Franklin, Aircooled Motors, Doman-Marks (US); Franklin Aircraft Engines, WSK-PZL (Poland) Part 2: O-315 through O-805".
  2. ↑ "Franklin, Aircooled Motors, Doman-Marks (US); Franklin Aircraft Engines, WSK-PZL (Poland) Part 1: Introduction and O-110 through O-300".

References

Further reading

Wikimedia Commons has media related to Franklin 12 series.