Goodrich Wheel & Brake Retainer 56-927 OEM Replacement

The Goodrich Wheel & Brake 56-927 is a retainer component intended for fixed wing aircraft wheel and brake assemblies. Manufactured under CAGE code 97153 and carrying an ECCN of 9A991.d, this retainer meets applicable airworthiness standards and is available as a direct OEM replacement part. It is 8130-3 eligible for use in FAA-regulated maintenance programs.

Retainers in aircraft brake systems serve to hold seals, pistons, or other sub-components securely in their operating positions within the brake housing, preventing axial or radial displacement under the hydraulic and mechanical loads applied during brake actuation and release cycles. The retainer geometry must maintain close tolerances to the mating components to ensure consistent positioning of the retained elements throughout the service life of the brake assembly. The 56-927 measures 7.50 x 7.54 x 0.28 inches and weighs 0.12 lb, indicating a flat disc-type retainer with a relatively large outer diameter. Country of origin is Mexico. Schedule B code is 7318290000.