B-1 or Boeing Model 6 Seaplane
| Type: | Biplane Flying Boat |
| Role: | Utility |
| Top speed: | 90 mph / 145 kph |
| Range: | 400 mi / 640 km |
| Weight: | 2,400 lbs / 1,089 kg |
| Wingspan: | 50′ 3″ / 15.32 m |
| Length: | 31′ 3″ / 9.53 m |
| Height: | 13′ 4″ / 4.06 m |
| Power: | 200 hp Hall-Scott L-6 |
| Crew: | 1 Pilot |
| Capacity: | 2 Passengers |
| Designer(s): | William Boeing |
| Manufacturer: | Boeing |
| Number Manufactured: | 1 |
| Country of Origin: | United States |
| First Flight: | December 27, 1919 |
| Retired: | 1930 |