1/4 - 5/8" Diameter Hex Head Cap Screw - Grade 8
Hex Head Cap Screws and Various Flange Bolts
- 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-6285 | 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-6284 | 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-6283 | 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-6282 | 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-6281 | 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-6280 | 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-6279 | 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-6236 | Thread Size N/A 1/2-20 | Length N/A 20 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6235 | Thread Size N/A 1/2-20 | Length N/A 19 1/2 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6234 | Thread Size N/A 1/2-20 | Length N/A 19 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6233 | Thread Size N/A 1/2-20 | Length N/A 18 1/2 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6232 | Thread Size N/A 1/2-20 | Length N/A 18 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6231 | Thread Size N/A 1/2-20 | Length N/A 17 1/2 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6230 | Thread Size N/A 1/2-20 | Length N/A 17 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6229 | Thread Size N/A 1/2-20 | Length N/A 16 1/2 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6228 | Thread Size N/A 1/2-20 | Length N/A 16 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6227 | Thread Size N/A 1/2-20 | Length N/A 15 1/2 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6226 | Thread Size N/A 1/2-20 | Length N/A 15 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6225 | Thread Size N/A 1/2-20 | Length N/A 14 1/2 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6224 | Thread Size N/A 1/2-20 | Length N/A 14 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6223 | Thread Size N/A 1/2-20 | Length N/A 13 1/2 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6222 | Thread Size N/A 1/2-20 | Length N/A 13 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6221 | Thread Size N/A 1/2-20 | Length N/A 12 1/2 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6220 | Thread Size N/A 1/2-20 | Length N/A 12 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |
pn-6219 | Thread Size N/A 1/2-20 | Length N/A 11 1/2 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Zinc/Yellow | Thread Style N/A Fine Thread |