Van Horn Aviation | Composite Rotor Blades
Van Horn Aviation | Composite Rotor Blades

Technical Publications

service & repair

VHA Document Library

Welcome to the Van Horn Aviation Document Library. This tool is designed to provide quick and easy access to essential documents for our MRB and TRB blades. Select your aircraft type below to get started.
Document Name Doucment Description Document Link

Foreign Validation Approvals

Find the international validation status for VHA rotor blades. Click on a country to view approved part numbers and regulatory updates.

Service Bulletins

Technical Bulletins

TB Number Date Applies to Description
20630000-1R1 December 2022 All VHA 206 Main Rotor Blades Installation of elastomeric coating and polyurethane tape for minor repair of abrasion strip cracks, paint cracks, and edges of existing polyurethane tape. Replaces CSS-501.
20630000-2R3 March 2025 All VHA 206 Main Rotor Blades Track and balance guidance and charts for VHA main rotor blades. Added troubleshooting & charts for hover vertical vibrations. Click to watch video for more details.
2062200-1R2 August 2023 All VHA 206 Tail Rotor Blades Removal and installation of WC-6TG-10 bearings. Replaces CSS-500.

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