Low Wear. Long Life. Incredible Reliability.

Innovative bearing technology spells longer life and reduced maintenance in rotary wing pitch control applications.  In fact, NHBB’s INVINSYS®  bearing system lasts up to 2 1/2 times longer than previous designs.

Get the brochure


Unprecedented Performance

INVINSYS®  offers a breakthrough in wear resistance, operating life, and corrosion and moisture resistance.  Thorough testing confirms that our proprietary system reduces liner wear to 0.003 inches or less during 1,500 hours of operation.

Learn more

previous next

Retrofit Ready

INVINSYS is dimensionally consistent with your existing rotary wing pitch link control system – so you can specify them now as retrofit equipment to achieve extended pitch link operating life without a costly redesign.

Get the brochure


We can help.

New Hampshire Ball Bearings is a trusted source for complex and innovative bearing solutions for both commercial and military helicopters. Contact us to find out how the INVINSYS pitch link control bearing system can be integrated into your next project.

Ask Us a Question