1/2"-13 x 4 1/2" Hex Cap Screws / Medium Carbon Steel / Grade 5 / Zinc / SAE J429 Grade 5; ASME B18.2.1
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Product Description
1/2"-13 x 4 1/2" Hex Cap Screws / Medium Carbon Steel / Grade 5 / Zinc / SAE J429 Grade 5; ASME B18.2.1
Specifications
| Material | Steel |
|---|---|
| Finish | Zinc |
| Grade | Grade 5 |
| Size | 1/2"-13 |
| Length | 4 1/2" |
| Head Style | Hex Head |
| Drive | External Hex |
| Thread Pitch | 13 TPI |
| Thread Class | Coarse |
| Hardness | B25 - C34 |
| Tensile Strength | 120000 |
| Standard | ASME B18.2.1 |
| RoHS Compliance | RoHS Compliant |
| Measurement System | Inch |
| Head Height | 5/16" |
| Width Across Flats | 3/4" |
RoHS Compliant
Frequently Asked Questions
What is the difference between Grade 5 and Grade 8?
Grade 5 (medium carbon steel, 120 ksi tensile strength) is suitable for most industrial applications. Grade 8 (alloy steel, 150 ksi tensile strength) is used for high-strength applications like automotive suspension and machinery. Grade 5 hex heads have 3 radial lines; Grade 8 has 6 radial lines.
Hex Cap Screw / Grade 5 Steel / Zinc
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Technical Specifications
Thread Size
1/2"-13
Thread Type
Coarse (UNC)
Material
Steel
Grade
Grade 5
Head Style
Hex Head
Thread Pitch
13 TPI
Tensile Strength
120000
Hardness
B25 - C34
SKU
147004-175