The 5/8"-18 Grade 8 Flange Hex Nuts have a 5/8" diameter, 18 threads per inch. These high-strength nuts are ideal for frame bolting applications. When used with grade 8 flange bolts, they form a 150,000 psi tensile strength fastening system, meeting the standards of SAE J429. Featuring a phosphate and oil finish, these nuts provide enhanced corrosion resistance and durability for demanding environments.
| Size | 5/8"-18 |
| Thread Type | Coarse |
| Grade | 8 |
| Material | Steel |
| Plating | Phosphate |
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