| Product Line | Driveline & Axles, Driveline & Axles |
| Category Name | Wheel Studs, inner cap nuts and nuts for wheels, Wheel Studs, inner cap nuts and nuts for wheels |
| Part Type | Wheel Stud, Wheel Stud |
| Alternate Part Name | Metric Serrated Drive Wheel Studs, Metric Serrated Drive Wheel Studs |
| OEM Part Number | E10221, E10221 |
| Application Type | Semi-Trucks, Heavy-Duty Trucks, Semi-Trucks, Heavy-Duty Trucks |
| Stud Type | Headed, Headed |
| Material | Carbon Alloy Steel, Carbon Alloy Steel |
| Body Diameter (G) | 0.910 in., 0.910 in. |
| Body Length (E) | 1.550 in., 1.550 in. |
| Head Diameter (F) | 1.570 in., 1.570 in. |
| Head Style | Round, Round |
| Head Thickness | 0.390 in., 0.390 in. |
| Length from Under Head (B) | 5-3/8 in., 5-3/8 in. |
| Serration | Serrated, Serrated |
| Serration Diameter | 0.939 in, 0.939 in |
| Serration Length (D) | 0.480 in., 0.480 in. |
| Thread (A) | M22 x 1.5, M22 x 1.5 |
| Thread Diameter (H) | 22.0 mm, 22.0 mm |
| Thread Direction | RH (Right Hand), RH (Right Hand) |
| Thread Length (C) | 3.480 in., 3.480 in. |
| Thread Size | M22 X 1.5-6g, M22 X 1.5-6g |
| Threads | 1.5 per mm, 1.5 per mm |
| DIN / ISO Grade | 10.9 (metric equivalent of Grade 8), 10.9 (metric equivalent of Grade 8) |
| Net Weight | 1.07 lb., 1.07 lb. |
| Cross References | 10023570, 102292, 131552, 437, E-10221, E10221, R0010221, SZAR003R, 2016145, 2016145P2 |
| Intended Application | - Heavy Duty Trucks, Buses & Trailers. Fit into wheel hubs to secure rims under high torque and load conditions.
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