FAA PMA replacements for
974900-1
5 approvals from 3 holders
Approved PMA parts
| PMA part number | Holder | Status | Supplement | Part name |
|---|---|---|---|---|
| 9-974900-1 | Aerospace Sealants, LLC | Current | 2025-01-23 | Diaphragm Plate |
| AVUS974900-1 | Aviatron Inc | Current | 2023-06-21 | Plate, Diaphragm Backing |
| 9-974900-1 | Aerospace Sealants LLC | Current | 2012-04-08 | Plate, Diaphragm |
| 9-974900-1-1 | Aerospace Sealants LLC | Current | 2011-09-08 | Plate, Diaphragm |
| 9-974900-1-1 | Aerospace Sealants LLC | Current | 2011-07-12 | Plate, Diaphragm |

