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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 0228FA00953 | 1 1/2"-6 | 10" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 31/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00512 | 1 1/2"-6 | 11" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 31/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00597 | 1 1/2"-6 | 12" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 15/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00954 | 1 1/2"-6 | 12" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 31/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00598 | 1 1/2"-6 | 14" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 15/16" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00955 | 1 1/2"-6 | 14" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 31/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00513 | 1 1/2"-6 | 16" | Partially Threaded | ASME B18.2.1, SAE J429 | UNC | - | 31/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00507 | 1 3/4"-5 | 6" | Partially Threaded | ASME B18.2.1, ASTM A354BD | UNC | - | 1 3/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00508 | 1 3/4"-5 | 8" | Partially Threaded | ASME B18.2.1, ASTM A354BD | UNC | - | 1 3/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00509 | 1 3/4"-5 | 10" | Partially Threaded | ASME B18.2.1, ASTM A354BD | UNC | - | 1 3/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00601 | 2"-4 1/2 | 8" | Partially Threaded | ASME B18.2.1, ASTM A354BD | UNC | - | 1 7/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00602 | 2"-4 1/2 | 9" | Partially Threaded | ASME B18.2.1, ASTM A354BD | UNC | - | 1 7/32" | Steel | 150000 psi | Rockwell C33 |
| 0228FA00603 | 2"-4 1/2 | 10" | Partially Threaded | ASME B18.2.1, ASTM A354BD | UNC | - | 1 7/32" | Steel | 150000 psi | Rockwell C33 |
