National Bolt & Nut Corporation
National Bolt & Nut Corporation
125 E. Commerce Drive
Schaumburg, IL 60173
Toll Free: 888.307.8811
Phone: 630.307.8800
Fax: 630.307.8870
Email: info@nationalbolt.com
Website: www.nationalbolt.com
Print Back
  • 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.
Hex Head Cap Screw
Unit of Measure
« 21 22 23 24 25 »  

Item #

Thread Size

Length

Thread Length

Grade/Class

Finish

Thread Style

pn-6165 N/A 1/2-20 N/A 8 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6166 N/A 1/2-20 N/A 8 1/2 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6167 N/A 1/2-20 N/A 9 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6168 N/A 1/2-20 N/A 9 1/2 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6169 N/A 1/2-20 N/A 10 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6170 N/A 1/2-20 N/A 10 1/2 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6171 N/A 1/2-20 N/A 11 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6172 N/A 1/2-20 N/A 11 1/2 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6173 N/A 1/2-20 N/A 12 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6174 N/A 1/2-20 N/A 12 1/2 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6175 N/A 1/2-20 N/A 13 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6176 N/A 1/2-20 N/A 13 1/2 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6177 N/A 1/2-20 N/A 14 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6178 N/A 1/2-20 N/A 14 1/2 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6179 N/A 1/2-20 N/A 15 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6180 N/A 1/2-20 N/A 15 1/2 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6181 N/A 1/2-20 N/A 16 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6182 N/A 1/2-20 N/A 16 1/2 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6183 N/A 1/2-20 N/A 17 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6184 N/A 1/2-20 N/A 17 1/2 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6185 N/A 1/2-20 N/A 18 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6186 N/A 1/2-20 N/A 18 1/2 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6187 N/A 1/2-20 N/A 19 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6188 N/A 1/2-20 N/A 19 1/2 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-6189 N/A 1/2-20 N/A 20 in N/A 1 1/2 in N/A Grade 8 N/A Plain N/A Fine Thread
Unit of Measure
« 21 22 23 24 25 »