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Northrop N-9M

Description
  Manufacturer:Northrop
  Base model:N-9M
  Designation:N-9M
  Basic role:Experimental/Research aircraft

Specifications
  Length: 17.79
  Height:6.58
  Wingspan: 60
  Wingarea: 490.0 sq ft 45.5 sq m
  Gross Weight: 6,326 lb 2,868 kg

Propulsion
  No. of Engines: 2
  Powerplant: Menasco C6S-4

Performance
  Range: 500 miles 805 km
  Cruise Speed: 208 mph 334 km/h 180 kt
  Max Speed: 258 mph 415 km/h 224 kt
  Ceiling: 19,500 ft 5,943 m


 

Recent comments by our visitors
 propellorhead
 , CT
That B/W head on photo supposedly of a N-9M
is actually a N-1M.

08/31/2005 @ 21:23 [ref: 11132]
 Dyke Summers
 San Diego, CA
Thw San Diego automotive museum has a flat 12 Franklin that was designed as part of the n 9m program but was never installed in an aircraft. We are going to display it. I believe it must have been destined as a replacement for the 540 cu. in Franklins in the n-9mb but that is only a guess.
I pulled a rocker box cover and found it to be "as new".
I dont believe this engine was ever run after Franklins test runs. This engine has right hand rotation for the prop shaft.
I believe the San diego aerospace museum has it twin in a warehouse.
I would like to know all I can about this engine so that the display plaque will be as accurate as possible.
This is an 810 cu. in. thing of beauty and should be displayed.
Thanks for any help you can give.
D.
08/04/2005 @ 13:21 [ref: 10923]
 Robert Fraunfelter
 Coeur d\' Alene, ID
For those who have Microsoft's Flight Simulator 2004 the Northrop N-9M is available at www.flightsim.com for the sim. the file name is

n-9mb.zip
Size of file: 4,229,429
FS2004 Northrop N-9MB Flying Wing. Four N-9M series flying wing aircraft were built as 1/3 scale test "models" for the XB-35 bomber program. The N-9MB was the last of the four built, and the only one with Franklin engines. This FS2004 model has reflective textures, full animations, full VC and some custom gauges. By Tim Conrad
07/14/2005 @ 16:14 [ref: 10754]
 Bob Tillotson
 , TX
Starting in December 1970 I was employed as a long-haul truck driver for Volkmer Manufacturing. The proprietor, Leo Don Volkmer, was a WWII ace who collected and restored warbirds at the time. While cris-crossing the US transporting architectural metals and glass I would also ferry warbird parts for the Boss. That included three trips to what was then Hollywood Planes of Fame at Chino, CA.

One of those trips was to pick up the Northrop N-9M in the PoF "boneyard", and bring it back to Volkmer's Dallas plant for restoration as I did a P-51A and a P-40 on other trips. But when I examined the "cargo" it quickly became evident even to my young and inexperienced eye that the all-wood aircraft was too badly deteriorated to make a 2000-mile trip in an 18-wheeler. Volkmer was upset when I told him that I wouldn't be bringing the "Wing", but he accepted my assurance that if I did, it would arrive in Dallas in splinters.

Recently I saw part of a documentary of the N-9M restoration in the early '90s that said, if I remember correctly, that they spent several months stabilizing the airframe enough just be be able to roll it 100 yards from the boneyard to the hangar. This only reinforces by belief that my judgement was correct and that my decision to not take the N-9M to Dallas probably saved an irreplaceable icon of aviation history.
10/06/2004 @ 15:39 [ref: 8401]
 Bob Tillotson
 , TX
Starting in December 1970 I was employed as a long-haul truck driver for Volkmer Manufacturing. The proprietor, Leo Don Volkmer, was a WWII ace who collected and restored warbirds at the time. While cris-crossing the US transporting architectural metals and glass I would also ferry warbird parts for the Boss. That included three trips to what was then Hollywood Planes of Fame at Chino, CA.

One of those trips was to pick up the Northrop N-9M in the PoF "boneyard", and bring it back to Volkmer's Dallas plant for restoration as I did a P-51A and a P-40 on other trips. But when I examined the "cargo" it quickly became evident even to my young and inexperienced eye that the all-wood aircraft was too badly deteriorated to make a 2000-mile trip in an 18-wheeler. Volkmer was upset when I told him that I wouldn't be bringing the "Wing", but he accepted my assurance that if I did, it would arrive in Dallas in splinters.

Recently I saw part of a documentary of the N-9M restoration in the early '90s that said, if I remember correctly, that they spent several months stabilizing the airframe enough just be be able to roll it 100 yards from the boneyard to the hangar. This only reinforces by belief that my judgement was correct and that my decision to not take the N-9M to Dallas probably saved an irreplaceable icon of aviation history.
10/06/2004 @ 15:39 [ref: 8400]
 Chris Fahey
 , CA
To fill in, ours is the N9M-B, and has experimental Franklin engins. It was the fourth aircraft built, after one of the first three was destroyed in a crash.
03/08/2004 @ 19:09 [ref: 6928]
 John Stanley
 Ragley, LA
Great photos and one question I know you have had hundreds of times. Ok does the plans for the expermintal exist. If so where.
John
your site is great
12/27/2002 @ 14:10 [ref: 6225]
 Max Grieshaber
 Mooresville, NC
I think that the N-9M is a really cool airplane. The only flyable one I know of is located at the planes of Fame museum in Chico California. If you go to their website at www.planesoffame.com and see some pictures of the N-9M.
06/15/2001 @ 14:33 [ref: 2463]

 

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