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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  • We offer a series of pan head cross recessed tapping screws designed for steel applications. Our pan head cross recessed tapping screws are heat treated per SAE 581 specifications and feature a unique head design that meets ANSI B18.6.4 dimensional standards.
  • Our line of pan head cross recessed tapping screws feature thread forming locking threads. Additional finish and material options are available upon request to meet your unique application needs. Contact National Bolt & Nut or fill out our information request form for further details.
Pan Head Cross Recessed Tapping Screws
Unit of Measure
1 2 3 4 

Item #

Thread Size

Length

Thread Length

Finish

pn-10321 N/A 10-24 N/A 3/8 in N/A 20 1/2 in N/A Zinc/Clear
pn-10322 N/A 10-24 N/A 1/2 in N/A 20 1/2 in N/A Zinc/Clear
pn-10323 N/A 10-32 N/A 3/8 in N/A 20 1/2 in N/A Zinc/Clear
pn-10324 N/A 10-32 N/A 1/2 in N/A 20 1/2 in N/A Zinc/Clear
pn-10325 N/A 1/4-20 N/A 1/2 in N/A 3/4 in N/A Zinc/Clear
pn-10326 N/A 1/4-20 N/A 5/8 in N/A 3/4 in N/A Zinc/Clear
pn-10327 N/A 1/4-20 N/A 3/4 in N/A 3/4 in N/A Zinc/Clear
pn-10328 N/A 4-40 N/A 1/4 in N/A 8 1/4 in N/A Zinc/Clear
pn-10329 N/A 4-40 N/A 5/16 in N/A 8 1/4 in N/A Zinc/Clear
pn-10330 N/A 4-40 N/A 3/8 in N/A 8 1/4 in N/A Zinc/Clear
pn-10331 N/A 4-40 N/A 1/2 in N/A 8 1/4 in N/A Zinc/Clear
pn-10332 N/A 6-32 N/A 1/4 in N/A 12 1/2 in N/A Zinc/Clear
pn-10333 N/A 6-32 N/A 5/16 in N/A 12 1/2 in N/A Zinc/Clear
pn-10334 N/A 6-32 N/A 3/8 in N/A 12 1/2 in N/A Zinc/Clear
pn-10335 N/A 6-32 N/A 1/2 in N/A 12 1/2 in N/A Zinc/Clear
pn-10336 N/A 8-32 N/A 1/4 in N/A 16 1/2 in N/A Zinc/Clear
pn-10337 N/A 8-32 N/A 5/16 in N/A 16 1/2 in N/A Zinc/Clear
pn-10338 N/A 8-32 N/A 3/8 in N/A 16 1/2 in N/A Zinc/Clear
pn-10339 N/A 8-32 N/A 1/2 in N/A 16 1/2 in N/A Zinc/Clear
pn-10340 N/A 10-24 N/A 3/8 in N/A 20 1/2 in N/A Zinc/Clear
pn-10341 N/A 10-24 N/A 1/2 in N/A 20 1/2 in N/A Zinc/Clear
pn-10342 N/A 10-32 N/A 3/8 in N/A 20 1/2 in N/A Zinc/Clear
pn-10343 N/A 10-32 N/A 1/2 in N/A 20 1/2 in N/A Zinc/Clear
pn-10344 N/A 2-32 N/A 1/4 in N/A 4 1/4 in N/A Zinc/Clear
pn-10345 N/A 2-32 N/A 5/16 in N/A 4 1/4 in N/A Zinc/Clear
Unit of Measure
1 2 3 4