BoltsandNuts.com
1/4-28x3/4" Hex Head Cap Screws Grade 8 USA Zinc Yellow
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1
$0.33/pc
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100
$0.24/pc
200
$0.21/pc
500
$0.16/pc
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2700
$0.12/pc
$0.33
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| Diameter Pitch | 1/4"-28 |
| Grade Material | Grade 8 |
| Thread Class | 2A |
| Width Across Corners | 0.505" max |
| Proof Load | 4,360 lbf |
| Tensile Strength | 150,000 psi |
| Tensile Stress Area | 0.0364 sq in |
| Torque Dry | 14 ft-lb |
| Thread Length | Fully threaded |
| Length Under Head | 3/4" |
| Finish | Zinc Yellow |
| Threads Per Inch | 28 TPI |
| Head Height | 0.150" – 0.163" |
| Clamp Load | 3,270 lbf |
| Yield Strength | 130,000 psi |
| Hardness | Rockwell C33–C39 |
| Torque Lubricated | 10 ft-lb |
| Inch Metric | Inch |
| Grade | Grade 8 |
| Partial Full Threads | Full |
| Width Across Flats | 0.438" (7/16") |
| Major Diameter | 0.250" |
| Min Tensile Load | 5,460 lbf |
| Proof Stress | 120,000 psi |
| Head Marking | Six radial lines on head |
| Head Type | Hex Cap |
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