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
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  • Meeting ANSI B18.2.1 dimensional specifications, our series of grade 5, 1/4 - 5/8 inch diameter hex head cap screws feature rolled threads.
  • Our Grade 5, 1/4 - 5/8 inch diameter hex head cap screws meet SAE J429 standards for both material and physical properties for sizes measuring between 1/4 - 1 1/2 inches. Additionally, for sizes measuring between 1 3/4 - 2 inches, our 1/4 - 5/8 inch diameter hex head cap screws meet ASTM A354 Grade BD standards for both material and physical properties.
  • Our 1/4 - 5/8 inch diameter hex head cap screws are secure fasteners for both construction and machinery parts.
  • Other materials and finishes available. For further information, call or send an information request.
Hex Head Cap Screw
Unit of Measure
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Item #

Thread Size

Length

Thread Length

Grade/Class

Finish

Thread Style

pn-7788 N/A 3/8-16 N/A 3 3/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7789 N/A 3/8-16 N/A 4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7790 N/A 3/8-16 N/A 4 1/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7791 N/A 3/8-16 N/A 4 1/2 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7792 N/A 3/8-16 N/A 4 3/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7793 N/A 3/8-16 N/A 5 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7794 N/A 3/8-16 N/A 5 1/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7795 N/A 3/8-16 N/A 5 1/2 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7796 N/A 3/8-16 N/A 5 3/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7797 N/A 3/8-16 N/A 6 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7798 N/A 3/8-16 N/A 6 1/2 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7799 N/A 3/8-16 N/A 7 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7800 N/A 3/8-16 N/A 7 1/2 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7801 N/A 3/8-16 N/A 8 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7802 N/A 3/8-16 N/A 8 1/2 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7803 N/A 3/8-16 N/A 9 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7804 N/A 3/8-16 N/A 9 1/2 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7805 N/A 3/8-16 N/A 10 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7806 N/A 3/8-16 N/A 10 1/2 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7807 N/A 3/8-16 N/A 11 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7808 N/A 3/8-16 N/A 11 1/2 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7809 N/A 3/8-16 N/A 12 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7810 N/A 3/8-16 N/A 13 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7811 N/A 3/8-16 N/A 14 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-7812 N/A 3/8-16 N/A 1/2 in N/A 1 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
Unit of Measure
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