| Type | Lock |
| Package Contents | Tooth Lock Washers |
| Inside Diameter | 0.312 |
| Color | Natural/Zinc-Plated |
| ACQ Rated | No |
| SAE or Metric | SAE |
| California Proposition 65 | WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov |
| Callout Size | 5/16 in |
| Material | Steel |
| Part Terminology | Washer |