Hanger Bushing
No failure report names the hanger bushing. 3 FAA approvals let 1 company make a replacement hanger bushing, Brunner Machine Works, LLC. holding the most (3).
Approved replacement parts 3 parts manufacturer approvals
A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a hanger bushing and sell it as an approved part for the models named. These are the companies holding such approvals for a hanger bushing:
For these models most: Robinson R44 (2), Robinson R66 (1).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Brunner Machine Works, LLC. | Hanger Bushing R66M-500-2 | R66M-500-2 | Robinson Helicopter Company R66 | 2019-10-01 | current |
| Brunner Machine Works, LLC. | Hanger Bushing Bracket R44M-500-1 | R44M-500-1 | Robinson Helicopter Company R44, R44II | 2019-10-01 | current |
| Brunner Machine Works, LLC. | Hanger Bushing R44M500-2 | R44M500-2 | Robinson Helicopter Company R44, R44II | 2019-10-01 | current |
Sources: the FAA's service difficulty reports since 1995 (a report is a part that failed and was fixed, as filed by an airline, repair station or owner; the count shows reporting as much as reliability) and the parts manufacturer approvals in the FAA's Dynamic Regulatory System. The part name is the reporters' and the approval holders' own words, reduced to the first plain words so that spellings meet.