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| Lockwasher Series | W Series, TW Series |
| Grade | Standard |
| Threads per Inch | 12 |
| Face Diameter | 4.281 in |
| Max. Face Runout | 0.004 in |
| Thread Size | M90 |
| Slot Width [Min] | 0.36 in |
| Locking Type | Not Self-Locking |
| Shaft Dia. | 90 mm |
| Mating Lockwasher | W18 |
| Locknut Series | AN Series |
| O.D. | 4.65625 in |
| Thread Pitch | N/A |
| Right / Left Hand | Right Hand |
| Thickness | 0.6875 in |
| Material | Steel |
| Weight | 1.305 LB |
| EAN or UPC | 4547359017342 |
