Mark Goldberg
Bearhawk Aircraft
Last Activity: Yesterday, 08:21 AM
Joined: 09-16-2013
Location:
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Jared, it is a super fantastic and helpful service to offer this transition training. You get two or three gold stars on your chart for offering this... -
The tailsprings on the 4 place & Model 5 are 6150 steel hardened to a Rc of 47-50. The tailsprings on the Patrol, Companion, & LSA are 17-4 stainless...Leave a comment:
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The tailwheel springs can be bent if needed. It is not easy since they are heat treated to a pretty hard condition. If it should be bent upward after... -
The angle valve 540 baffling is not ready yet. It will be pretty soon. The prototype Model 5 is at the shop where my friend works so he can use it to...Leave a comment:
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Bob designed the 4 place with 2500 lb gross weight. However he has said 2700 lb would be OK for take off using a smooth runway. It is also important...Leave a comment:
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The EAA sells a nice packet of info with the forms on how to do this. MarkLeave a comment:
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Looks good. Hard to see your trailing edge piece in the picture - whether the trailing edge has the pop rivets installed that Bob calls for on the plans.... -
The project has sat for a while but I have been told someone is working on it now. Mark -
Randy at Carbon Concepts in Alaska is doing a good job with these. Not cheap but good quality work according to all who have used them. MarkLeave a comment:
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Steve, if your friend bought his Patrol kit from my company, he should get in touch with me with his questions like this. Mark
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