FAA PMA replacements for
M503-2
4 approvals from 3 holders
Approved PMA parts
| PMA part number | Holder | Status | Supplement | Part name |
|---|---|---|---|---|
| 7000-M50320 | Aero Fluid Products | Current | 2013-07-23 | Ck. Valve Insert for 4 Inch Dia. Duct |
| 7000-M50320 | AeroControlex Group, TransDigm Inc | Current | 1993-12-28 | Ck Valve Insert for 4" Dia Duct |
| 7000-M50320 | IMO Industries Inc | Current | 1989-07-09 | Check Valve Insert for $" Dia Duct |
| 7000-M50320 | IMO Industries Inc | Current | 1989-07-09 | Check Valve Insert for $" Dia Duct |
