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-5665 pn-5665/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 5 1/2 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-5666 pn-5666/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 6 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-5667 pn-5667/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 6 1/2 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-5668 pn-5668/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 7 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-5669 pn-5669/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 7 1/2 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-5670 pn-5670/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 8 in | Thread Length N/A 1 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-5671 pn-5671/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 1/2 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5672 pn-5672/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 5/8 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5673 pn-5673/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 3/4 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5674 pn-5674/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 7/8 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5675 pn-5675/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 1 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5676 pn-5676/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 1 1/4 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5677 pn-5677/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 1 1/2 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5678 pn-5678/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 1 3/4 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5679 pn-5679/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 2 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5680 pn-5680/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 2 1/4 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5681 pn-5681/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 2 1/2 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5682 pn-5682/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 2 3/4 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5683 pn-5683/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 3 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5684 pn-5684/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 3 1/4 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5685 pn-5685/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 3 1/2 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5686 pn-5686/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 3 3/4 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5687 pn-5687/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 4 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5688 pn-5688/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 4 1/2 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-5689 pn-5689/Asset/a0001069.jpg | Thread Size N/A 1/4-28 | Length N/A 5 in | Thread Length N/A 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |