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-6454 | Thread Size N/A 5/8-18 | Length N/A 17 1/2 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6453 | Thread Size N/A 5/8-18 | Length N/A 17 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6452 | Thread Size N/A 5/8-18 | Length N/A 16 1/2 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6451 | Thread Size N/A 5/8-18 | Length N/A 16 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6450 | Thread Size N/A 5/8-18 | Length N/A 15 1/2 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6449 | Thread Size N/A 5/8-18 | Length N/A 15 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6448 | Thread Size N/A 5/8-18 | Length N/A 14 1/2 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6447 | Thread Size N/A 5/8-18 | Length N/A 14 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6446 | Thread Size N/A 5/8-18 | Length N/A 13 1/2 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6445 | Thread Size N/A 5/8-18 | Length N/A 13 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6444 | Thread Size N/A 5/8-18 | Length N/A 12 1/2 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6443 | Thread Size N/A 5/8-18 | Length N/A 12 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6442 | Thread Size N/A 5/8-18 | Length N/A 11 1/2 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6441 | Thread Size N/A 5/8-18 | Length N/A 11 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6440 | Thread Size N/A 5/8-18 | Length N/A 10 1/2 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6439 | Thread Size N/A 5/8-18 | Length N/A 10 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6438 | Thread Size N/A 5/8-18 | Length N/A 9 1/2 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6437 | Thread Size N/A 5/8-18 | Length N/A 9 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6436 | Thread Size N/A 5/8-18 | Length N/A 8 1/2 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6435 | Thread Size N/A 5/8-18 | Length N/A 8 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6434 | Thread Size N/A 5/8-18 | Length N/A 7 1/2 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6433 | Thread Size N/A 5/8-18 | Length N/A 7 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6432 | Thread Size N/A 5/8-18 | Length N/A 6 1/2 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6431 | Thread Size N/A 5/8-18 | Length N/A 6 in | Thread Length N/A 1 3/4 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |
pn-6430 | Thread Size N/A 5/8-18 | Length N/A 5 1/2 in | Thread Length N/A 1 1/2 in | Grade/Class N/A Grade 8 | Finish N/A Plain | Thread Style N/A Fine Thread |