Maintain your heavy-duty wheel ends with the Dayton 06-408 Spindle Nut. This precision-machined nut is designed for Rockwell J and L Axle drives, offering a direct match for the original equipment's fit and function. Built from high-strength materials to resist thread fatigue, this 6-point spindle nut provides a secure, reliable connection for tapered spindles in demanding commercial applications.
Direct Replacement: Engineered to meet factory specifications for a seamless fit on Rockwell J and L axle drives.
Reliable Fix: The perfect replacement for original nuts that are missing or have been compromised by fatigue and wear.
Heavy-Duty Build: Constructed from quality materials to ensure high torque retention and a long service life.
Expertly Backed: Developed by a U.S.-based team with over 100 years of specialized automotive experience.
| Attribute | Details |
| Part Number | 06-408 |
| Part Type | Spindle Nut |
| Nut Type | 6-Point (No Dowel Pin) |
| Spindle Type | Tapered |
| Application | Rockwell J, L Axle Drive |
| Thread Size | 3.00-12 in |
| Across the Flats | 4.00 in |
| Height | 0.37 in |
| Weight | 0.80 lbs |
| Associated Kit | 06-4081 |
The Dayton 06-408 is a direct functional equivalent to the following industry part numbers:
Rockwell/Meritor: 1227-H-346
Spicer: 12-416, 12416
PACCAR: L1350
VMRS: 011-001-016
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