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Split Lock Washers
As a screw is tightened, these washers flatten to add tension to the joint and prevent loosening from small amounts of vibration.
Aluminum washers are lightweight and corrosion resistant in wet environments.
For technical drawings and 3-D models, click on a part number.
| For Screw Size | ID | OD | Thick. | Hardness | Specifications Met | Pkg. Qty. | Pkg. | |
Aluminum | ||||||||
|---|---|---|---|---|---|---|---|---|
| No. 6 | 0.148" | 0.250" | 0.031" | Rockwell B87 | ASME B18.21.1 (Dimensions Only) | 100 | 000000000 | 00000 |
| No. 8 | 0.174" | 0.293" | 0.040" | Rockwell B87 | ASME B18.21.1 (Dimensions Only) | 100 | 000000000 | 0000 |
| No. 10 | 0.200" | 0.334" | 0.047" | Rockwell B87 | ASME B18.21.1 (Dimensions Only) | 100 | 000000000 | 0000 |
| 1/4" | 0.260" | 0.487" | 0.062" | Rockwell B87 | ASME B18.21.1 (Dimensions Only) | 100 | 000000000 | 00000 |
| 5/16" | 0.322" | 0.583" | 0.078" | Rockwell B87 | ASME B18.21.1 (Dimensions Only) | 50 | 000000000 | 0000 |
| 3/8" | 0.385" | 0.680" | 0.094" | Rockwell B87 | ASME B18.21.1 (Dimensions Only) | 50 | 000000000 | 00000 |
| 1/2" | 0.512" | 0.869" | 0.125" | Rockwell B87 | ASME B18.21.1 (Dimensions Only) | 10 | 000000000 | 0000 |
| 5/8" | 0.641" | 1.073" | 0.156" | Rockwell B87 | ASME B18.21.1 (Dimensions Only) | 10 | 000000000 | 00000 |
| 3/4" | 0.766" | 1.265" | 0.188" | Rockwell B87 | ASME B18.21.1 (Dimensions Only) | 10 | 000000000 | 00000 |