Technical Publications

Service Bulletins

SB Number Date Applies To Description
33000-3R3  Feb 2022 20633000-101
All serial numbers 
Remove and replace
Trim tab assemblies
33000-4R4 March 2022 20633000-101
A007-A009 and A012 to A104 
Balance weight receptacle
inspection. Watch video here.


Technical Bulletins

Number Date Applies To Description
20630000-2R1  10/21/22 All VHA 206 Main Rotor Blades Track and Balance Guidance for both tabs and tracking wedges. Includes installation steps and polar charts. Replaces CSS-502. Watch supporting video here.


Customer Support Specifications

CSS Number Date Description
CSS-500 12/2/21 WC-6TG-10 and 2062290-3 Bearing Installation Rev E
CSS-501 9/4/20 3M Polyurethane Tape Installation for
Abrasion Strip Cracks
CSS-502 5/4/22 Tracking Wedge Installation


Service Items Available Through VHA

To order, call 1-480-912-1831 or email

Item   Description
WC-6TG-10   Aurora Bearing for 206 series tail rotor blade (P/N 2062200-ALL)
RST 2153   Tri-Roller Swaging Tool and Locating Fixture for installing bearings
206R2200-10   Bearing Removal Tool Kit
206C31412-13   Trim Tab Zeroing Tool for 206B and 206L main rotor blades
206-CS-T002    Tie Downs Strap Kit for 206B main rotor blades
20631341-1    206 Main Rotor Blade Grip pad
20631341-1   206 Main Rotor Blade Wear pad
NAS1804-12    206 Main Rotor Blade Nut
CSS-501PTK    Polyurethane Tape Kit
20630931-1KIT   Tracking Wedge Kit