The Dayton 06-228 is a heavy-duty spindle nut washer specifically designed for Fruehauf Propar trailer axles. Engineered to match the exact fit and function of the original equipment, this tabbed lock washer provides the necessary tension and security to keep your wheel end assembly locked in place under the most demanding road conditions.
Direct Replacement: Precision-matched to replace factory hardware on specified Fruehauf trailer axles, ensuring a seamless fit.
Integrated Tab Design: Features a specialized tab for "manual adjust" parallel spindles, providing a reliable mechanical lock for the spindle nut.
Durable Construction: Manufactured from high-quality steel to resist wear and fatigue, ensuring a long service life and consistent performance.
Expertly Engineered: Backed by over a century of automotive experience and a team of U.S.-based product specialists.
| Attribute | Value |
| Part Number | 06-228 |
| Part Type | Spindle Nut Washer |
| Washer Type | Tabbed (With Tab) |
| Inner Diameter (ID) | 3.50 in |
| Outer Diameter (OD) | 5.00 in |
| Thickness (Height) | .18 in |
| Axle Application | Fruehauf Propar (Trailer) |
| Spindle Type | Parallel |
| Weight | .70 lbs |
This washer is a direct interchange for the following industry part numbers:
| Manufacturer | Part Number | Notes |
| Fruehauf | AXA-0408-001 / AXA0408001 | Original Equipment Ref |
| Meritor | R001561 | Genuine Replacement |
| Euclid | E1561 | Lock Washer |
| Spicer | 12-402 / 12402 | Direct Replacement |
| Paccar | L893 | Direct Replacement |
| Dana | M10HS121 | Direct Replacement |
| VMRS | 011-001-017 | Industry Standard Code |
This washer is a critical component of the 06-2261 Kit and is typically used in conjunction with the 06-226 Castle Nut. It is designed for parallel spindles only. Always inspect washers for signs of flattening or tab fatigue during wheel end service and replace as necessary to maintain a Safety Rating of 9.
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