Fabco 688-0725 hex thin nut is a 1/2-13 threaded fastener used in Fabco transfer case, PTO, and steerable drive axle assemblies. The thin hex profile fits tight-clearance mounting locations where a standard-height nut will not clear surrounding hardware. Thread size is 1/2 inch diameter with 13 threads per inch, matching common 1/2-13 studs and bolts in Fabco driveline hardware. Part number is listed as 688-0725 or 6880725. This is a genuine Fabco OEM fastener sold by Pro Gear and Transmission. Not sure this is your part? Give us a call and we will confirm the correct nut for your Fabco application.
Non returnable item
Features
Fabco part number 688-0725 or 6880725
1/2-13 thread size, half-inch diameter with 13 threads per inch
Thin hex profile for tight-clearance mounting locations
Genuine Fabco OEM fastener
Used in Fabco transfer case, PTO, and steerable drive axle assemblies
Tech Specs
- Brand: Fabco
- Part number: 688-0725 or 6880725
- Type: Hex nut, thin profile
- Thread: 1/2-13
