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-   -   Bell 429 (https://www.pprune.org/rotorheads/190640-bell-429-a.html)

Spunk 8th July 2009 13:50

Bell 429
 
:ok:Being a happy 407 driver I wish Bell all the best with the 429 programm. Are there any performance charts available yet? :ok:

alpineflyers 8th July 2009 22:52

The charts have not been made public yet. I have seen them and worked out some weights - impressive. Plus they do work in reality, something rare.

helisteve 9th July 2009 01:12

Has the MAUW been increased?

Shawn Coyle 9th July 2009 12:13

Currently max weight internal is 7,000 lbs, and not likely to go beyond that due to certification limits (that's a much as a Part 27 machine can weigh with an internal load).
External max weight is 7,500 pounds, but the additional weight has to be jettisonable.

Shawn Coyle 13th July 2009 12:01

Just a comment about parts and using parts from older machines.
It's quite common to use parts already approved on another machine as they don't need to undergo an extensive (read $$$) approval process. The company also doesn't need to put in another part number into their supply system. There's less chance of screwing up and getting the wrong part number, and so on.
I remember being slightly shocked when I started work at Bell in 1984 on the model 400 (anyone remember that?) to find out it actually had Bell 47 part numbers. But I quickly understood why.
In the 429, Bell did use a 'clean sheet of paper' approach, and only used older model part numbers where appropriate. It is a new design.

widgeon 13th July 2009 22:11

I recall S58 parts in the S61 and some gazelle part in the AS350/355.
wonder as the Blackhawk was entirely funded by US goverment if Sikorsky used many existing parts

MightyGem 14th July 2009 02:07


it's already at 200 hours between inspections, which must be a first in helicopters.
Afraid not. The EC 135 has been at 400 hours between inspections for a couple of years now.

Shawn Coyle 14th July 2009 02:26

Mighty Gem:
Thanks.
I stand corrected.

handbag 14th July 2009 03:04

How significantly do those staggered tail rotor blades reduce the noise signature?

Shawn Coyle 14th July 2009 13:28

Handbag:
I don't have any definitive numbers, but listening to one of the prototypes fly overhead, it was significantly quieter than other Bell models.

handysnaks 14th July 2009 17:54


Afraid not. The EC 135 has been at 400 hours between inspections for a couple of years now.
Which we all know is a bit false MG as there are a quite a few supplementary inspections that occur every 100 hours or so:cool:

docstone 17th January 2010 17:01

Bell 429 user experience
 
Any folks able to report real-world experience yet?

widgeon 29th January 2010 10:30

Bell 429 , any news
 
The ref to the 429 in the rega thread made me think.

The last serial number noted on TC web site is 57008 , this is now registered in USA along with 57006. I thought they had certification and a full order book.
8 aircraft in 3 years is kinda slow.Any one know what is holding up deliveries.

21stCen 30th January 2010 05:42

An article in Aviaiton International News (AIN) on 01 October 2009 showed the following forecast production rates:

The 429 production schedule remains at 40 planned for delivery next year, 80 in 2011 and 96 (representing full-rate production) in 2012.
Also in that same AIN article:

At the time of certification, Bell reported letters of intent (LOIs) for 301 aircraft. It is still in the process of converting these LOIs to purchase agreements, so it is not announcing converted firm orders yet. Holders of LOIs had until mid-September to confirm their orders, but the conversion process takes longer, because after the deadline, Bell marketers go back to buyers who cancelled their late-delivery aircraft and offer them earlier delivery slots. “We need to know the true conversions and slots available,” said Marshall.

Bell typically gets a 95-percent conversion rate for letters of intent, he said, although the current state of economies around the world could harm this rate.
Has Bell announced the number of converted firm orders still held? (it's been four months since the above article was released)

Ian Corrigible 30th January 2010 14:19

As of late October the converted LOI total stood at 50 aircraft. The 429's production rate has been trimmed back to 25 aircraft this year and 40-50 in 2011.

I/C

21stCen 30th January 2010 15:34

Thanks I/C,
Stunning -- out of 301 LOIs only 50 orders remain!? Has there been an official announcement from Bell (couldn't find that on an internet search)?
21stC

9Aplus 30th January 2010 20:09

I like to buy some, on US company conditions and on claimed 5M USD price....
Any offers please? :E

Ian Corrigible 31st January 2010 20:25

21stC - not yet, but the numbers are legit.

I/C

TwoStep 1st February 2010 22:18

Bell say they are working on converting another 50 LoIs on top of the 50 that Ian Corrigible mentions. It's a slow start, but if they keep the faith...:}

GeorgeMandes 2nd February 2010 02:15

Looking at the economy over the last 18 months, and the cancellations and deferrals of every aviation manufacturer that I have seen numbers on, I suspect the shrinking of the order book has little to do with the 429, and a lot to do with the financial issues faced by the 429's customers.

While I personally wouldn't be thrilled with owning one of the first 50 serial numbers of any new helicopter or turbojet, I have a buddy with a bunch of time in the 429 and he says it is an incredible performer -- as in 4,000 fpm climb.


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