Form 337 Sheet Metal Repair

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Form 337 sheet metal repair.

Faa form 337 major repair and alteration must be completed for repairs to the following parts of an airframe and repairs of the following types involving the strengthening reinforcing splicing and manufacturing of primary structural members or their replacement when replacement is by fabrication such as riveting or welding. An entry is required to be made in the maintenance record and faa form 337 major repair and alteration must be completed. The repair data may also be used as approved data and the ac chapter page and paragraph listed in block 8 of faa form 337 when. This report is required by law 49 u s.

Brakes are used to make straight line bends in sheet stock to very precise angles. See far 43 9 appendix b and ac 43 9 1 or subsequent revision thereof for instructions and disposition of this form. Department of transportation federal aviation administration on october 1 2006 and used country wide. The mainstays of equipment for bending body metal are brakes and slip rolls.

The user has determined that it is appropriate to the product being repaired. Major repair and alteration airframe powerplant propeller or appliance form approved omb no. It is directly applicable to the repair being made. Bending and beading apply more to fabrication than to repair.

The tiedown ring screws into a welded steel piece that rivets to the aft bulkhead in the sheet metal bulkhead airplanes later ones had a beefier cast bulkhead more like the 172. This is a legal form that was released by the u s. The mailing address information resides in regulation far part 43 appendix b as. With the tiedown ring only i ve seen tail strikes hard enough to break the ring off or at least bend it pretty good and the steel piece was either fine or was.

Prying another form of mechanical bending is used mostly in repair work. Faa 337 title major repair alteration airframe powerplant propeller or appliance edition date october 01 2006 orientation portrait unit of issue ea responsible office afs 350 comments. Faa form 337 major repair and alteration airframe powerplant propeller or appliance what is faa form 337.