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TBM DATA Plate info.

Wed Mar 13, 2013 12:36 pm

Does anyone have an original TBM data plate with the aircraft info on it? I think that someone had a collection of original data plates with the info on them. I have had the data plate remade but want to make sure that i get the info correct that is engraved on it. It would be a big help if anyone has a picture of one. Thanks, charlie

Re: TBM DATA Plate info.

Wed Mar 13, 2013 12:45 pm

Data Plate picture in here.
viewtopic.php?f=3&t=30893&start=255

Re: TBM DATA Plate info.

Wed Mar 13, 2013 1:12 pm

Charlie,

A photo of the original WWII data plate for TBM-1 BuNo 24964 can be found on the first page of this thread:
http://www.warbirdinformationexchange.org/phpBB3/viewtopic.php?f=3&t=28946
Todd

Re: TBM DATA Plate info.

Wed Mar 13, 2013 1:31 pm

Thanks Mike and Todd,

They say that a trophy shop can do the engraving on the plate with the aircraft info. Is that how they did that reproduction one? Or do I need to send it out to specialist? It looks really good! Charlie

Re: TBM DATA Plate info.

Wed Mar 13, 2013 2:25 pm

Charlie if you want to send it to me I will stamp it for you using original 1942 stamps.
Send me a PM.
Chuck Wahl
http://www.VulturesRowAviation.com

Re: TBM DATA Plate info.

Wed Mar 13, 2013 3:44 pm

From one of the aforementioned threads:

SaxMan wrote:The fabled "data plate". Apparently data plates seem to have mystical powers.
Image
DSC_0021 by onyxsax, on Flickr

That raises an interesting question - to me at least. If the TBM-1 (its official US Navy designation) was an Eastern Aircraft (General Motors) model no. GM-2, does that mean that the FM-2 Wildcats license-built by Eastern/GM were actually their OEM model number GM-1? Or maybe the "prototype" FM-1 was the GM-1, the TBM-1 was the GM-2, and the FM-2 was a GM-3 (did it come after the TBM-1 or before?) It's enough to make you dizzy!

It probably goes without saying that if you have someone else, especially someone not actually an aviation "professional", engrave the new data tag for you, you'll be extra careful about getting the correct numbers in the proper location. That being said, I am aware of two Grumman G-21A Goose aircraft and one Grumman UF-2/G-111 Albatross which seem to have gotten duplicate/replacement data tags at some point in their respective histories and on which the OEM Grumman and US Navy/Government contract numbers were improperly swapped.

One Goose is N888GG which belongs to Ron Rivett of Aberdeen, SD; it was listed for sale for a short time last year and they included a photo of its data tag in the Controller.com advertisement. It showed the OEM Grumman model no. as JRF5 (also improperly omitting the dash between the "JRF" and the "5") and the OEM Grumman serial number as 37817 (which was really its USN Bu. no.) and the US Navy/Government serial number as "B70" but the proper format for the OEM Grumma serial number according to TC 654 should include the dash as in "B-70".

So too one of the PASCO Gooses currently for sale is actually registered improperly under the wrong serial number because, as I was told by one of the people involved, a local Transport Canada airworthiness inspector made them redo its registration according to its current data tag - which itself is backwards and therefore also wrong. C-FHUZ is actually Grumman OEM serial number "B-83" but it is registered as serial number "37830" (actually its former US Navy Bu. no.) because it too seems to have gotten a duplicate/replacement data tag at some point in its history - and they got the numbers backwards in that case too. You don't have to be a rocket scientist to be able to read the TC (654) and see that "37830" is not within the range of valid Grumman serial numbers listed right there on the TC.

The Albatross is in fact the very last one built by Grumman; even though it recently went to a new owner in Australia, it is still on the US Register as N42MY - one of only 13 former military HU-16 aircraft rebuilt and re-certified to FAR Part 25 standards as a civilian model G-111 under TC A22SO. It frankly amazes me that those aircraft were not actually given completely new serial numbers when they were converted and upgraded under the new TC, but in fact they were each still identified using their supposedly "former" military serial numbers - which varied between USAF, US Navy, US Coast Guard, and even RCAF formats! N42MY is currently listed as Grumman G-111 s/n 148329 but that was its ex-USN Bu. no. under the procurement contract on behalf of the JMSDF, who actually identified it as no. 9056.

The photo that I have of its data tag clearly shows that it is a "duplicate" tag but on it, the aircraft is identified as a Grumman "Manufacturer's" model no. UF-2, serial no. 148329, manufactured on 3-28-61 while the areas for the "U. S. Government" model and serial no. information are blank. In fact, in terms of its original manufacture in 1961, it would have been identified as a Grumman "G-111" (one of only a very few long-wing Albatrosses actually built that way from scratch) with Grumman OEM serial no. "G-464" while under the "U. S. Government" side of the data tag, it would have read model no. "UF-2" and serial no. "148329".

Re: TBM DATA Plate info.

Thu Mar 14, 2013 5:22 pm

So far I have seen an original data plate for TBM3E and it has GM-2 on it. I wonder what the Wildcat has on its data plate? Thanks for the replies!

Re: TBM DATA Plate info.

Thu Mar 14, 2013 7:34 pm

Original Wildcat plates are stamped GM-1.

Re: TBM DATA Plate info.

Fri Mar 15, 2013 8:43 pm

Thanks for answering that question! I think that i have it figured out now. Thanks to all that supplied me the info.
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