14 CFR · Part 27

14 CFR § 27.493

Braked roll conditions.

Under braked roll conditions with the shock absorbers in their static positions—

(a)

The limit vertical load must be based on a load factor of at least—

(1)

1.33, for the attitude specified in § 27.479(a)(1); and

(2)

1.0 for the attitude specified in § 27.479(a)(2); and

(b)

The structure must be designed to withstand at the ground contact point of each wheel with brakes, a drag load at least the lesser of—

(1)

The vertical load multiplied by a coefficient of friction of 0.8; and

(2)

The maximum value based on limiting brake torque.

Regulations Referenced

Reflects the eCFR edition current as of September 29, 2026. Retrieved from ecfr.gov on October 16, 2026.

Primary Source