1213 products
High-Strength Grade 8 Steel Hex Head Screws are engineered for critical applications requiring maximum tensile strength and fatigue resistance. Manufactured from premium alloy steel and heat-treated to meet rigorous Grade 8 or Class 10.9/12.9 standards, these fasteners provide exceptional clamping force and structural integrity. Ideal for heavy machinery, automotive suspension, and high-stress industrial environments, they ensure long-term reliability where failure is not an option.
| Part Number | Thread Size | Length | Threading | Specifications Met | Thread Type | Head Diameter | Head Height | Material | Tensile Strength | Hardness |
|---|---|---|---|---|---|---|---|---|---|---|
| 0228FA00738 | 1/2"-13 | 5 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00224 | 1/2"-13 | 5 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00850 | 1/2"-13 | 5 3/4" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01104 | 1/2"-13 | 6" | Fully Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00522 | 1/2"-13 | 6" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00739 | 1/2"-13 | 6" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00226 | 1/2"-13 | 6" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00523 | 1/2"-13 | 6 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00740 | 1/2"-13 | 6 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00227 | 1/2"-13 | 6 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01105 | 1/2"-13 | 7" | Fully Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00524 | 1/2"-13 | 7" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00741 | 1/2"-13 | 7" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00228 | 1/2"-13 | 7" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00851 | 1/2"-13 | 7 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01106 | 1/2"-13 | 8" | Fully Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00525 | 1/2"-13 | 8" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00742 | 1/2"-13 | 8" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00229 | 1/2"-13 | 8" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00230 | 1/2"-13 | 8 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00231 | 1/2"-13 | 9" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00841 | 1/2"-13 | 9 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00232 | 1/2"-13 | 10" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00014 | 1/2"-13 | 10 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00015 | 1/2"-13 | 11" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00016 | 1/2"-13 | 12" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00842 | 1/2"-13 | 13" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01107 | 1/2"-20 | 3/4" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01108 | 1/2"-20 | 7/8" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00743 | 1/2"-20 | 1" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01109 | 1/2"-20 | 1" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01165 | 1/2"-20 | 1 1/8" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00744 | 1/2"-20 | 1 1/4" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01110 | 1/2"-20 | 1 1/4" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00865 | 1/2"-20 | 1 3/8" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00745 | 1/2"-20 | 1 1/2" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01111 | 1/2"-20 | 1 1/2" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00746 | 1/2"-20 | 1 3/4" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01112 | 1/2"-20 | 1 3/4" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01113 | 1/2"-20 | 2" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00747 | 1/2"-20 | 2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00235 | 1/2"-20 | 2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00464 | 1/2"-20 | 2 1/4" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00748 | 1/2"-20 | 2 1/4" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00236 | 1/2"-20 | 2 1/4" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01114 | 1/2"-20 | 2 1/2" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00749 | 1/2"-20 | 2 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00237 | 1/2"-20 | 2 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00485 | 1/2"-20 | 2 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00233 | 1/2"-20 | 2 3/4" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01115 | 1/2"-20 | 3" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00750 | 1/2"-20 | 3" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00238 | 1/2"-20 | 3" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00234 | 1/2"-20 | 3 1/4" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01116 | 1/2"-20 | 3 1/2" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00751 | 1/2"-20 | 3 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00239 | 1/2"-20 | 3 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00244 | 1/2"-20 | 3 3/4" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01117 | 1/2"-20 | 4" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00752 | 1/2"-20 | 4" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00240 | 1/2"-20 | 4" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00018 | 1/2"-20 | 4 1/4" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01118 | 1/2"-20 | 4 1/2" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00753 | 1/2"-20 | 4 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00241 | 1/2"-20 | 4 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00019 | 1/2"-20 | 4 3/4" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01119 | 1/2"-20 | 5" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00754 | 1/2"-20 | 5" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00242 | 1/2"-20 | 5" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01120 | 1/2"-20 | 5 1/2" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00245 | 1/2"-20 | 5 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01121 | 1/2"-20 | 6" | Fully Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00755 | 1/2"-20 | 6" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00243 | 1/2"-20 | 6" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00071 | 1/2"-20 | 6 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00072 | 1/2"-20 | 7" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00073 | 1/2"-20 | 7 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00074 | 1/2"-20 | 8" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00075 | 1/2"-20 | 9" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00076 | 1/2"-20 | 10" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00077 | 1/2"-20 | 12" | Partially Threaded | ASME B18.2.1, SAE J429 | UNF | - | 11/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00830 | 1/2"-28 | 1 1/4" | Fully Threaded | ASME B18.2.1, SAE J429 | UNEF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00831 | 1/2"-28 | 1 1/2" | Fully Threaded | ASME B18.2.1, SAE J429 | UNEF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00832 | 1/2"-28 | 2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNEF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00833 | 1/2"-28 | 2 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNEF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00834 | 1/2"-28 | 3" | Partially Threaded | ASME B18.2.1, SAE J429 | UNEF | - | 5/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01122 | 9/16"-12 | 1" | Fully Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00526 | 9/16"-12 | 1 1/4" | Fully Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01123 | 9/16"-12 | 1 1/4" | Fully Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00527 | 9/16"-12 | 1 1/2" | Fully Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01124 | 9/16"-12 | 1 1/2" | Fully Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01125 | 9/16"-12 | 1 3/4" | Fully Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA01126 | 9/16"-12 | 2" | Fully Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00528 | 9/16"-12 | 2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00246 | 9/16"-12 | 2 1/4" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00247 | 9/16"-12 | 2 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00529 | 9/16"-12 | 2 1/2" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00248 | 9/16"-12 | 2 3/4" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00249 | 9/16"-12 | 3" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00515 | 9/16"-12 | 3" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 23/64" | Steel | 150000 psi | Rockwell C33 |
