1/4 - 5/8" Diameter Hex Head Cap Screw - Grade 8
Custom Cap Screws and Small Screws
- National Bolt & Nut offers a series of 1/4 - 5/8 inch diameter hex head cap screws that meet ANSI B18.2.1 dimensional specifications. Our 1/4 - 5/8 inch diameter hex head cap screws are reliable fasteners for both construction and machinery parts.
- All our premium 1/4 - 5/8 inch diameter hex head cap screws feature rolled threads. Our hex head cap screws measuring 1/4 - 1 1/2 inches meet SAE J429 standards for both material and physical properties, while our hex head cap screws measuring 1 3/4 - 2 inches (equivalent to Grade 8) meet ASTM A354 Grade BD standards for both material and physical properties.
- Other materials and finishes available. For further information, call or send an information request.
Item # |
Thread Size |
Length |
Thread Length |
Grade/Class |
Finish |
Thread Style |
|---|---|---|---|---|---|---|
| pn-5815 pn-5815/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 3 1/4 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5816 pn-5816/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 3 1/2 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5817 pn-5817/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 3 3/4 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5818 pn-5818/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 4 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5819 pn-5819/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 4 1/4 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5820 pn-5820/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 4 1/2 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5821 pn-5821/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 4 3/4 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5822 pn-5822/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 5 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5823 pn-5823/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 5 1/4 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5824 pn-5824/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 5 1/2 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5825 pn-5825/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 5 3/4 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5826 pn-5826/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 6 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5827 pn-5827/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 6 1/2 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5828 pn-5828/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 7 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5829 pn-5829/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 7 1/2 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5830 pn-5830/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 8 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5831 pn-5831/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 8 1/2 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5832 pn-5832/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 9 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5833 pn-5833/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 9 1/2 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5834 pn-5834/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 10 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5835 pn-5835/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 10 1/2 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5836 pn-5836/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 11 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5837 pn-5837/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 11 1/2 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5838 pn-5838/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 12 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |
| pn-5839 pn-5839/Asset/a0001069.jpg | Thread Size N/A 3/8-16 | Length N/A 13 in | Thread Length N/A 1 1/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Coarse Thread |

