Forward Clamp
No failure report names the forward clamp. 4 FAA approvals let 2 companies make a replacement forward clamp, Longhorn Aviation Services, LLC. holding the most (2).
Approved replacement parts 4 parts manufacturer approvals
A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a forward clamp and sell it as an approved part for the models named. These are the companies holding such approvals for a forward clamp:
For these models most: Robinson R44 (4), Robinson R66 (2).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Longhorn Aviation Services, LLC. | Forward Clamp, LH LHA-44-001 | Modification Article | Robinson Helicopter Company R44, R44 II, R66 | 2026-03-17 | current |
| Longhorn Aviation Services, LLC. | Forward Clamp, RH LHA-44-002 | Modification Article | Robinson Helicopter Company R44, R44 II, R66 | 2026-03-17 | current |
| Brunner Machine Works, LLC. | Forward Clamp Aft R44M-201-2 | R44M-201-2 | Robinson Helicopter Company R44, R44II | 2019-10-01 | current |
| Brunner Machine Works, LLC. | Forward Clamp Front R44M-201-1 | R44M-201-1 | 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.