Serial & Production Engineering
Airframe MSN & Boeing Line Number Decoder
Input any manufacturer serial number, Boeing line number, or customer designation code to identify assembly plant provenance, aircraft family, and original delivery specifications.
Serial Number Decoder Specifications
- Decodes civil airframe construction numbers (c/n), Airbus Manufacturer Serial Numbers (MSN), and Boeing Line & Variable numbers.
- Identifies final assembly line locations across Toulouse, Hamburg, Renton, Everett, Charleston, Mobile, Tianjin, and Mirabel.
- Decodes classic Boeing customer code suffixes (e.g. B747-422 for United Airlines, B777-332 for Delta Air Lines).
Enter Aircraft Production Identifier
Quick Test Presets:
AIRBUS MSN VERIFIED
Airbus A321-271NX (neo)
Manufacturer Serial Number: 10452 Assembly Plant: Hamburg Finkenwerder (XFW / EDHI), Germany
Aircraft Family: Airbus A320neo Family
Production Batch: Block 10000+ (ACF Cabin Flex)
Original Operator / Customer: Delta Air Lines (DAL)
Estimated First Flight: 2021 / 2022
Powerplant Options: Pratt & Whitney PW1133G-JM / CFM LEAP-1A32
Boeing Classic Customer Code Directory
Prior to the 787 and 737 MAX, Boeing assigned unique 2-digit alphanumeric customer codes to the ordering airline (e.g. 747-422 = United Airlines).
| Customer Code | Customer / Airline Name | Country | Representative Delivery Models |
|---|---|---|---|
| 22 | United Airlines | United States | 747-422, 777-222, 737-822, 767-322ER |
| 23 | American Airlines | United States | 777-223ER, 777-323ER, 737-823, 767-323ER |
| 24 | Continental Airlines | United States | 777-224ER, 737-824, 737-924ER, 757-224 |
| 32 | Delta Air Lines | United States | 777-232LR, 737-832, 767-332ER, 767-432ER |
| 36 | British Airways | United Kingdom | 747-436, 777-236ER, 777-336ER, 767-336ER |
| 30 | Lufthansa | Germany | 747-430, 747-830, 737-330, 727-230 |
| 67 | Cathay Pacific | Hong Kong | 777-367ER, 747-467, 747-867F |
| 12 | Singapore Airlines | Singapore | 777-312ER, 777-212ER, 747-412 |
| 38 | Qantas | Australia | 747-438, 737-838, 767-338ER |
| 70 | Emirates | United Arab Emirates | 777-370ER, 777-270LR, 777-270F |