NHBB's patent-pending helicopter pitch control bearing technology
New Hampshire Ball Bearings, Inc. (NHBB) has developed and introduced to the helicopter market an innovative rotary wing pitch control bearing system that offers helicopter manufacturers and their customers increased performance while reducing maintenance and repair costs.
NHBB
Product Model | Inside Diameter | Outside Diameter | Thickness |
7022DF NACHI | 110 | 170 | 28 |
7321CDF NACHI | 105 | 225 | 49 |