Fabco Nut 688-0695 is a 7/8-14 hex high-tensile fastener with a UNJF-3B class thread fit, sold by Pro Gear and Transmission. The 7/8-14 designation means a 7/8 in. nominal thread diameter at 14 threads per inch (UNJF fine series), and the 3B class rating specifies a tight-tolerance internal thread fit. High-tensile construction suits it to heavy-duty driveline and axle hardware where clamp load matters. Part number is listed as 6880695 or 688-0695. This is a genuine Fabco component. Not sure this is your part? Give us a call and we will help confirm proper fit.
Features
Genuine Fabco fastener, part number 6880695 or 688-0695
7/8-14 thread: 7/8 in. nominal diameter, 14 threads per inch
UNJF fine-thread series
Class 3B internal thread fit for tight tolerance
High-tensile construction for heavy-duty clamp load
Hex nut style
Tech Specs
- Thread size: 7/8-14 (7/8 in. diameter, 14 TPI)
- Thread series: UNJF (fine)
- Thread class: 3B (internal)
- Style: Hex nut
- Material rating: High tensile
