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-7838 N/A 3/8-16 N/A 9 in N/A 1 1/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-7839 N/A 3/8-16 N/A 9 1/2 in N/A 1 1/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-7840 N/A 3/8-16 N/A 10 in N/A 1 1/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-7841 N/A 3/8-16 N/A 10 1/2 in N/A 1 1/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-7842 N/A 3/8-16 N/A 11 in N/A 1 1/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-7843 N/A 3/8-16 N/A 11 1/2 in N/A 1 1/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-7844 N/A 3/8-16 N/A 12 in N/A 1 1/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-7845 N/A 3/8-16 N/A 13 in N/A 1 1/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-7846 N/A 3/8-16 N/A 14 in N/A 1 1/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-7847 N/A 3/8-24 N/A 1 in N/A 1 in N/A Grade 5 N/A Phos. & Oil N/A Fine Thread
pn-7848 N/A 3/8-24 N/A 1/2 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7849 N/A 3/8-24 N/A 5/8 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7850 N/A 3/8-24 N/A 3/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7851 N/A 3/8-24 N/A 7/8 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7852 N/A 3/8-24 N/A 1 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7853 N/A 3/8-24 N/A 1 1/8 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7854 N/A 3/8-24 N/A 1 1/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7855 N/A 3/8-24 N/A 1 3/8 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7856 N/A 3/8-24 N/A 1 1/2 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7857 N/A 3/8-24 N/A 1 3/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7858 N/A 3/8-24 N/A 2 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7859 N/A 3/8-24 N/A 2 1/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7860 N/A 3/8-24 N/A 2 3/8 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7861 N/A 3/8-24 N/A 2 1/2 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7862 N/A 3/8-24 N/A 2 3/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
Unit of Measure
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