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 ANSI B18.5
  • For use wood, thin gage steel, or aluminum applications
  • Metric thread also available as well as other materials and finishes. For further information, call or send an information request.
Ribbed Neck Carriage Bolts
Unit of Measure
1 2 

Item #

Thread Size

Length

Thread Length

Grade/Class

Finish

Thread Style

Custom N/A Custom N/A Custom N/A Custom N/A N/A Custom N/A Custom
pn-3671 N/A 1/4-20 N/A 3/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3672 N/A 1/4-20 N/A 1 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3673 N/A 1/4-20 N/A 1 1/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3674 N/A 1/4-20 N/A 1 1/2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3675 N/A 1/4-20 N/A 1 3/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3676 N/A 1/4-20 N/A 2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3677 N/A 1/4-20 N/A 2 1/2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3678 N/A 5/16-18 N/A 1 in N/A 7/8 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3679 N/A 5/16-18 N/A 1 1/4 in N/A 7/8 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3680 N/A 5/16-18 N/A 1 1/2 in N/A 7/8 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3681 N/A 5/16-18 N/A 1 3/4 in N/A 7/8 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3682 N/A 5/16-18 N/A 2 in N/A 7/8 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3683 N/A 5/16-18 N/A 2 1/2 in N/A 7/8 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3684 N/A 5/16-18 N/A 3 in N/A 7/8 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3685 N/A 3/8-16 N/A 3/4 in N/A 1 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3686 N/A 3/8-16 N/A 1 in N/A 1 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3687 N/A 3/8-16 N/A 1 1/4 in N/A 1 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3688 N/A 3/8-16 N/A 1 1/2 in N/A 1 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3689 N/A 3/8-16 N/A 1 3/4 in N/A 1 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3690 N/A 3/8-16 N/A 2 in N/A 1 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3691 N/A 3/8-16 N/A 2 1/4 in N/A 1 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3692 N/A 3/8-16 N/A 2 1/2 in N/A 1 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3693 N/A 3/8-16 N/A 3 in N/A 1 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-3694 N/A 7/16-14 N/A 1 1/2 in N/A 1 1/8 in N/A Grade 5 N/A Plain N/A Coarse Thread
Unit of Measure
1 2