Extra Thick USS Washer: For Screw Size 1/2 in, Steel, Grade 8, Zinc Yellow, 0.563 in In Dia, 50 PK
    
            
        
        Item: 5RKH0,
MFR: 5RKH0,
Brand: GRAINGER APPROVED
        
| System of Measurement | Inch | 
| For Screw Size | 1/2 in | 
| Material Type | Steel | 
| Material | Steel | 
| Material Grade/Class | Grade 8 | 
| Finish Type | Zinc Yellow | 
| Bolt Compatibility | Grade 8 | 
| Inside Diameter | 0.563 in | 
| Outside Diameter | 1-3/8 in | 
| Maximum Thickness | 0.195 in | 
