How much does a 777 wheel and tire weigh
## Boeing 777 Wheel and Tire Weight
The Boeing 777 is a wide-body, long-haul airliner manufactured by Boeing Commercial Airplanes. It is one of the most popular passenger aircraft in the world, with over 1,500 delivered as of December 2021.
The 777 is available in three main variants: the 777-200, the 777-300, and the 777-400. The 777-200 is the smallest variant, with a capacity of up to 440 passengers. The 777-300 is the medium-size variant, with a capacity of up to 550 passengers. The 777-400 is the largest variant, with a capacity of up to 680 passengers.
All three variants of the 777 are equipped with a pair of main landing gear and a pair of nose landing gear. The main landing gear is located under the wings, and each main landing gear consists of a single wheel and tire. The nose landing gear is located at the front of the aircraft, and it consists of a single wheel and tire.
The weight of a 777 wheel and tire varies depending on the specific variant of the aircraft. However, the average weight of a 777 wheel and tire is approximately 2,500 pounds.
### Boeing 777 Wheel and Tire Specifications
The following table provides the specifications for the wheels and tires used on the Boeing 777:
| Component | Specification |
|—|—|
| Wheel diameter | 58 inches |
| Tire diameter | 63 inches |
| Tire width | 24 inches |
| Tire pressure | 215 psi |
| Weight | 2,500 pounds |
### Boeing 777 Wheel and Tire Maintenance
The wheels and tires on a Boeing 777 require regular maintenance to ensure that they are in safe operating condition. This maintenance includes:
Visual inspections
Tire pressure checks
Tread depth measurements
Wheel bearing inspections
Brake inspections
The frequency of maintenance depends on the operating conditions of the aircraft. However, most airlines perform wheel and tire maintenance on a daily or weekly basis.
### Boeing 777 Wheel and Tire Replacement
When a 777 wheel or tire becomes damaged or worn out, it must be replaced. The replacement process is typically performed by a certified aircraft mechanic.
The following steps are involved in replacing a 777 wheel and tire:
1. The aircraft is jacked up and the damaged wheel and tire is removed.
2. A new wheel and tire is installed.
3. The aircraft is lowered and the new wheel and tire is inflated to the correct pressure.
4. The brakes are tested to ensure that they are functioning properly.
The cost of replacing a 777 wheel and tire varies depending on the specific variant of the aircraft and the location of the repair. However, the average cost of replacing a 777 wheel and tire is approximately $5,000.
### Conclusion
The wheels and tires on a Boeing 777 are critical components that ensure the safe operation of the aircraft. These components require regular maintenance and replacement to ensure that they are in good condition.
