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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  • Dimensions per IFI-111
  • Washer built into head design
  • Other materials and finishes available. For further information, call or send an information request.
Hex Flange Bolts
Unit of Measure
1 2 3 4 5 

Item #

Thread Size

Length

Thread Length

Grade/Class

Finish

Thread Style

Custom N/A Custom N/A Custom N/A Custom N/A Custom N/A Custom N/A Custom
pn-9798 N/A 1/4-20 N/A 1/2 in N/A 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9799 N/A 1/4-20 N/A 3/4 in N/A 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9800 N/A 1/4-20 N/A 1 in N/A 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9801 N/A 1/4-20 N/A 1 1/4 in N/A 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9802 N/A 1/4-20 N/A 1 1/2 in N/A 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9803 N/A 1/4-20 N/A 1 3/4 in N/A 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9804 N/A 1/4-20 N/A 2 in N/A 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9805 N/A 1/4-20 N/A 2 1/4 in N/A 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9806 N/A 1/4-20 N/A 2 1/2 in N/A 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9807 N/A 1/4-20 N/A 3 in N/A 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9808 N/A 1/4-28 N/A 1/2 in N/A 3/4 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-9809 N/A 1/4-28 N/A 3/4 in N/A 3/4 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-9810 N/A 5/16-18 N/A 3/4 in N/A 7/8 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9811 N/A 5/16-18 N/A 1 in N/A 7/8 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9812 N/A 5/16-18 N/A 1 1/4 in N/A 7/8 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9813 N/A 5/16-18 N/A 1 1/2 in N/A 7/8 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9814 N/A 5/16-18 N/A 1 3/4 in N/A 7/8 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9815 N/A 5/16-18 N/A 2 in N/A 7/8 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9816 N/A 5/16-18 N/A 2 1/4 in N/A 7/8 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9817 N/A 5/16-18 N/A 2 1/2 in N/A 7/8 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9818 N/A 5/16-18 N/A 3 in N/A 7/8 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9819 N/A 5/16-18 N/A 2 1/4 in N/A 7/8 in N/A Grade 8 N/A Zinc/Yellow N/A Coarse Thread
pn-9820 N/A 3/8-16 N/A 5/8 in N/A 1 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-9821 N/A 3/8-16 N/A 3/4 in N/A 1 in N/A Grade 8 N/A Plain N/A Coarse Thread
Unit of Measure
1 2 3 4 5