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-6265 pn-6265/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 2 3/4 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6266 pn-6266/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 3 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6267 pn-6267/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 3 1/4 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6268 pn-6268/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 3 1/2 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6269 pn-6269/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 3 3/4 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6270 pn-6270/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 4 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6271 pn-6271/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 4 1/2 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6272 pn-6272/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 5 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6273 pn-6273/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 5 1/2 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6274 pn-6274/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 6 in | Thread Length N/A 1 5/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6275 pn-6275/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 6 1/2 in | Thread Length N/A 1 5/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6276 pn-6276/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 7 in | Thread Length N/A 1 5/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6277 pn-6277/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 7 1/2 in | Thread Length N/A 1 5/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6278 pn-6278/Asset/a0001069.jpg | Thread Size N/A 9/16-12 | Length N/A 8 in | Thread Length N/A 1 5/8 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Coarse Thread |
pn-6279 pn-6279/Asset/a0001069.jpg | Thread Size N/A 9/16-18 | Length N/A 1 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6280 pn-6280/Asset/a0001069.jpg | Thread Size N/A 9/16-18 | Length N/A 1 1/4 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6281 pn-6281/Asset/a0001069.jpg | Thread Size N/A 9/16-18 | Length N/A 1 1/2 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6282 pn-6282/Asset/a0001069.jpg | Thread Size N/A 9/16-18 | Length N/A 1 3/4 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6283 pn-6283/Asset/a0001069.jpg | Thread Size N/A 9/16-18 | Length N/A 2 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6284 pn-6284/Asset/a0001069.jpg | Thread Size N/A 9/16-18 | Length N/A 2 1/4 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6285 pn-6285/Asset/a0001069.jpg | Thread Size N/A 9/16-18 | Length N/A 2 1/2 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6286 pn-6286/Asset/a0001069.jpg | Thread Size N/A 9/16-18 | Length N/A 2 3/4 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6287 pn-6287/Asset/a0001069.jpg | Thread Size N/A 9/16-18 | Length N/A 3 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6288 pn-6288/Asset/a0001069.jpg | Thread Size N/A 9/16-18 | Length N/A 3 1/4 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6289 pn-6289/Asset/a0001069.jpg | Thread Size N/A 9/16-18 | Length N/A 3 1/2 in | Thread Length N/A 1 3/8 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |