Overhead Unit
No failure report names the overhead unit. 148 FAA approvals let 7 companies make a replacement overhead unit, Rockwell Collins Aerospace and Electronics holding the most (74).
Approved replacement parts 148 parts manufacturer approvals
A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a overhead unit and sell it as an approved part for the models named. These are the companies holding such approvals for a overhead unit:
For these models most: Boeing 727 (70), Boeing 737 (30), Bombardier CL-600 Challenger and CRJ (11), Dassault FALCON 2000 (5), Dehavilland DHC-8 (4), Boeing 747 (4), Gulfstream G-IV Gulfstream IV (2), Gulfstream G-V Gulfstream V (1), Dornier Luftfahrt Gmbh 328 (1), Dassault FALCON 900 (1), Bombardier DHC-8 Dash 8 and Q400 (1).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Rockwell Collins INC | Overhead Unit T/Plug 1167703 | 1167703 | Boeing 747 | 2016-06-01 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1080-501 | Modification Part | Bombardier, Inc. Challenger 604 Model CL600-2B16 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1260-001 | Modification Part | DeHavilland DHC-8-100/-200/-300 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-004 | Modification Part | Fokker F27-500 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0520-001R | Modification Part | Boeing 737-300 Series, -400 Series, -500 Series | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1260-001 | Modification Part | DeHavilland DHC-8-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0520-002R | Modification Part | Boeing 737-300 Series, -400 Series, -500 Series | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-005 | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1260-001 | Modification Part | Bombardier, Inc. DHC-8 Series 100, 200 and 300 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1080-501 | 1500-1080-501 | Bombardier, Inc. CL600-2B19 (Regional Jet Series 100) | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-006U | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0520-001R | Modification Part | Boeing 737-700, 737-700IGW, 737-800 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-006U | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-006U | Modification Part | Fokker F27-500 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0520-002R | Modification Part | Boeing 737-700, 737-700IGW, 737-800 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-004 | Modification Part | Boeing 727-200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-003 | Modification Part | Boeing 727-200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-006 | Modification Part | Fokker F27-500 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-006U | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1550-001 | 1500-1550-001 | Dassault Aviation Falcon 2000 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-006 | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-005 | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-001 | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-006 | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0520-002 | Modification Part | Boeing 737-300 Series, -400 Series, -500 Series | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-002 | Modification Part | Boeing 727-200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-004 | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1550-001 | 1500-1550-001 | Dassault Aviation Falcon 2000 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-2300-001 | Modification Part | Boeing 737-700, -800, -900 Series | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-003 | Modification Part | Fokker F27-500 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-006 | Modification Part | Boeing 727-200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-006 | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-2340-001 | Modification Part | Bombardier, Inc. CL600-2B16, Variant CL-604 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-004 | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-001 | Modification Part | Fokker F27-500 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-002 | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0520-002 | Modification Part | Boeing 737-300 Series, -400 Series, -500 Series | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-005 | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0520-001 | Modification Part | Boeing 737-300 Series, -400 Series, -500 Series | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-001 | Modification Part | Boeing 727-200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-003 | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1260-001 | Modification Part | Dornier-Werke DO-328-100MOD.10 configuration | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1080-501 | Modification Part | Bombardier, Inc. CL600-2B16, Variant CL-604 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1080-502 | Modification Part | Bombardier, Inc. Challenger 604 Model CL600-2B16 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1550-001 | 1500-1550-001 | Dassault Aviation Falcon 2000, 900EX | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0520-002R | Modification Part | Boeing 737-300 Series, -400 Series, -500 Series | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-005 | Modification Part | Boeing 727-200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0520-001 | Modification Part | Boeing 737-300 Series, -400 Series, -500 Series | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-2360-001 | Modification Part | Boeing 737-700, -800, -900 Series | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1080-502 | Modification Part | Bombardier, Inc. CL600-2B19 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-006U | Modification Part | Boeing 727-200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-002 | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0520-001R | Modification Part | Boeing 737-300 Series, -400 Series, -500 Series | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-005 | Modification Part | Fokker F27-500 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-002 | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0520-001 | Modification Part | Boeing 737-700, 737-700IGW, 737-800 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1080-500 | Modification Part | Bombardier, Inc. Challenger 604 Model CL600-2B16 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-003 | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-001 | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-001 | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-004 | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-002 | Modification Part | Fokker F27-500 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1550-001 | 1500-1550-001 | Dassault Aviation Falcon 900EX, 2000, 2000EX | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-005 | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-006 | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-004 | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-006U | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-002 | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-003 | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0520-002 | Modification Part | Boeing 737-700, 737-700IGW, 737-800 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-001 | Modification Part | Boeing 727-100, -200 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-1550-001 | 1500-1550-001 | Dassault Aviation Falcon 2000 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit RA1500-0520-001 | Modification Part | Boeing 737-300 Series, -400 Series, -500 Series | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit RA1500-0520-001 | Modification Part | Boeing 737-700, 737-700IGW, 737-800 | 2004-08-23 | current |
| Rockwell Collins Aerospace and Electronics | Overhead Unit 1500-0030-003 | Modification Part | Boeing 727-100 | 2004-08-23 | current |
| Flight Dynamics INC | Overhead Unit 1500-1080-501 | Modification Part | Bombardier, Inc. CL600 2B16, Variant CL-604 | 2002-01-17 | current |
| Flight Dynamics INC | Overhead Unit 1500-2340-001 | Modification Part | Bombardier, Inc. CL600 2B16, Variant CL-604 | 2002-01-17 | current |
| Flight Dynamics INC | Overhead Unit 1500-2300-001 | Modification Part | Boeing 737-700, -800, -900 Series | 2001-12-18 | current |
| Flight Dynamics INC | Overhead Unit 1500-2360-001 | Modification Part | Boeing 737-700, -800, -900 Series | 2001-12-18 | current |
| Bae Systems | Overhead Unit 79-170-03 | Modification Part | Boeing 737-800 Series | 2001-08-29 | current |
| Flight Dynamics INC | Overhead Unit 1500-1080-502 | Modification Part | Bombardier, Inc. CL-600-2B19 | 2000-11-01 | current |
| Flight Dynamics INC | Overhead Unit 1500-0520-001 | Modification Part | Boeing 737-700, -700C, -700IGW | 2000-10-05 | current |
| Bae Systems | Overhead Unit 79-170-02 | Modification Part | Boeing 737-800 Series | 2000-04-20 | current |
| Bae Systems | Overhead Unit 79-170-01 | Modification Part | Boeing 737-800 Series | 2000-04-13 | current |
| Flight Dynamics INC | Overhead Unit 1500-0520-001R | Modification Part | Boeing 737-300, -400, and -500 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-1080-500 | Modification Part | Bombardier, Inc. CL600-2B16 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-1550-001 | Dassault 1500-1550-001 | Dassault Aviation Falcon 2000, and 900EX | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-004 | Modification Part | Boeing 727-200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-005 | Modification Part | Fokker F27-500 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-003 | Modification Part | Boeing 727-200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-002 | Modification Part | Fokker F27-500 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-005 | Modification Part | Boeing 727-200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-001 | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-004 | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-1260-001 | Modification Part | Dornier-Werke 328-110 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-006U | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-006U | Modification Part | Boeing 727-100, -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-005 | Modification Part | Boeing 727-100, -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-003 | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-006U | Modification Part | Boeing 727-100, and -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-005 | Modification Part | Boeing 727-100, and -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-006 | Modification Part | Fokker F27-500 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-006U | Modification Part | Boeing 727-200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0520-002 | Modification Part | Boeing 737-300, -400, and -500 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-003 | Modification Part | Boeing 727-100, and -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0520-001R | Modification Part | Boeing 737-700, -700IGW, -800 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-006 | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-1080-502 | Modification Part | Bombardier, Inc. CL600-2B16 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-001 | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-005 | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-003 | Modification Part | Fokker F27-500 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-006 | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-006 | Modification Part | Boeing 727-100, and -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-006 | Modification Part | Boeing 727-200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-002 | Modification Part | Boeing 727-100, -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-001 | Modification Part | Fokker F27-500 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-004 | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-1260-001 | Modification Part | deHavilland DHC-8-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0520-002R | Modification Part | Boeing 737-300, -400, and -500 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-003 | Modification Part | Boeing 727-100, -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-004 | Modification Part | Boeing 727-100, and -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit RA1500-0520-001 | Modification Part | Boeing 737-700, -700IGW, -800 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-006 | Modification Part | Boeing 727-100, -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-001 | Modification Part | Boeing 727-100, -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-001 | Modification Part | Boeing 727-100, and -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-002 | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-005 | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-004 | Modification Part | Boeing 727-100, -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-001 | Modification Part | Boeing 727-200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-006U | Modification Part | Fokker F27-500 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-004 | Modification Part | Fokker F27-500 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-002 | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0520-002R | Modification Part | Boeing 737-700, -700IGW, -800 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0520-001 | Modification Part | Boeing 737-300, -400, and -500 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0520-002 | Modification Part | Boeing 737-700, -700IGW, -800 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-1080-501 | Modification Part | Bombardier, Inc. CL600-2B16 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-006U | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-1080-501 | Bombardier 1500-1080-501 | Bombardier, Inc. CL600-2B19 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-002 | Modification Part | Boeing 727-200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-003 | Modification Part | Boeing 727-100 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-0030-002 | Modification Part | Boeing 727-100, and -200 | 2000-04-10 | current |
| Flight Dynamics INC | Overhead Unit 1500-1260-001 | Modification Part | deHavilland DHC-8-100 | 2000-04-10 | current |
| Rockwell Collins INC | Overhead Unit T/Plug 1167703 | S220U004-680 | Boeing 747-400 | 1999-08-08 | current |
| Honeywell INC | Overhead Unit 7023170-901 | Gulfstream Aerospace Corp. 7023170-901 | Gulfstream G-V | 1998-02-18 | current |
| Honeywell INC | Overhead Unit EO-200 7023170-901 | Modification Part | Gulfstream G-IV | 1997-09-01 | current |
| Honeywell INC | Overhead Unit EO-200 7023170-902 | Modification Part | Gulfstream G-IV | 1997-06-22 | current |
| Packard Hughes Interconnect | Overhead Unit T/Plug 1167703 | Boeing S220U004-680 | Boeing 747-400 | 1993-11-15 | current |
| Hughes Aircraft, Interconnect Systems Div | Overhead Unit T/Plug 1167703 | Boeing S220U004-680 | Boeing 747-400 | 1993-04-06 | 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.
