The Fabco 688-0785 (also listed as 6880785) is a genuine OEM lock bearing nut designed for the TN-14 application. Sourced directly from Fabco, this is not an aftermarket substitute. The TN-14 designation identifies the specific bearing series this nut is engineered to secure, making it the correct replacement choice when the original nut shows wear, damage, or loss of locking ability. Pro Gear and Transmission carries genuine Fabco parts for fleet shops and independent mechanics who need the right part the first time. Not sure this is your part? Give us a call to confirm proper fit before ordering.
Features
Genuine OEM Fabco part, not aftermarket
Part number 688-0785 or 6880785
Designed for TN-14 bearing series
Secures bearing assembly against loosening or displacement
Sold by Pro Gear and Transmission
