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-6271 | 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-6270 | 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-6269 | 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-6268 | 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-6267 | 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-6266 | 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-6265 | 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-6264 | Thread Size N/A 9/16-12 | Length N/A 2 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-6263 | Thread Size N/A 9/16-12 | Length N/A 2 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-6262 | Thread Size N/A 9/16-12 | Length N/A 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-6261 | Thread Size N/A 9/16-12 | Length N/A 1 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-6260 | Thread Size N/A 9/16-12 | Length N/A 1 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-6259 | Thread Size N/A 9/16-12 | Length N/A 1 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-6258 | Thread Size N/A 9/16-12 | Length N/A 1 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-6257 | 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 Plain | Thread Style N/A Coarse Thread |
pn-6256 | 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 Plain | Thread Style N/A Coarse Thread |
pn-6255 | 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 Plain | Thread Style N/A Coarse Thread |
pn-6254 | 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 Plain | Thread Style N/A Coarse Thread |
pn-6253 | 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 Plain | Thread Style N/A Coarse Thread |
pn-6252 | 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 Plain | Thread Style N/A Coarse Thread |
pn-6251 | 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 Plain | Thread Style N/A Coarse Thread |
pn-6250 | 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 Plain | Thread Style N/A Coarse Thread |
pn-6249 | 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 Plain | Thread Style N/A Coarse Thread |
pn-6248 | 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 Plain | Thread Style N/A Coarse Thread |
pn-6247 | 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 Plain | Thread Style N/A Coarse Thread |