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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  • Head dimensions per ANSI B18.2.1
  • Threaded to head
  • We also stock 1/4" thru 2" diameter and from 1/2 thru 15" in length.
  • Other materials and finishes available. For further information, call or send an information request.
Hex Head Tap Bolts
Unit of Measure
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Item #

Thread Size

Length

Thread Length

Grade/Class

Finish

Thread Style

pn-2136 N/A 1/4-20 N/A 3 in N/A 3/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-2137 N/A 1/4-20 N/A 3 1/4 in N/A 3/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-2138 N/A 1/4-20 N/A 3 1/2 in N/A 3/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-2139 N/A 1/4-20 N/A 3 3/4 in N/A 3/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-2140 N/A 1/4-20 N/A 4 in N/A 3/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-2141 N/A 1/4-20 N/A 4 1/2 in N/A 3/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-2142 N/A 1/4-20 N/A 5 in N/A 3/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-2143 N/A 1/4-20 N/A 5 1/2 in N/A 3/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-2144 N/A 1/4-20 N/A 6 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-2145 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-2146 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-2147 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-2148 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-2149 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-2150 N/A 1/4-20 N/A 2 1/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-2151 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-2152 N/A 1/4-20 N/A 2 3/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-2153 N/A 1/4-20 N/A 3 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-2154 N/A 1/4-20 N/A 3 1/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-2155 N/A 1/4-20 N/A 3 1/2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-2156 N/A 1/4-20 N/A 3 3/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-2157 N/A 1/4-20 N/A 4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-2158 N/A 1/4-20 N/A 4 1/2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-2159 N/A 1/4-20 N/A 5 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
pn-2160 N/A 1/4-20 N/A 5 1/2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Coarse Thread
Unit of Measure
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