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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  • Heavy hex thin (Jam) style
  • Heat treated to Grade C (8) strength level
  • Nylon inserts and Nuts with patches also available as an option on the Request for Information form.
  • Other materials and finishes available. For further information, call or send an information request.
N.T.U. Series Nylon Insert Lock Nuts
Unit of Measure
1 

Item #

Thread Size

Grade/Class

Finish

Thread Style

Custom N/A Custom N/A N/A Custom N/A Custom
pn-5510 N/A 1-14 N/A Grade C N/A Phos. & Oil N/A Fine Thread
pn-5511 N/A 1 1/4-12 N/A Grade C N/A Phos. & Oil N/A Fine Thread
pn-5512 N/A 1 1/2-12 N/A Grade C N/A Phos. & Oil N/A Fine Thread
pn-5513 N/A 1 3/4-12 N/A Grade C N/A Phos. & Oil N/A Fine Thread
pn-5514 N/A 2-12 N/A Grade C N/A Phos. & Oil N/A Fine Thread
pn-5515 N/A 2 1/4-12 N/A Grade C N/A Phos. & Oil N/A Fine Thread
pn-5516 N/A 2 1/2-12 N/A Grade C N/A Phos. & Oil N/A Fine Thread
pn-5517 N/A 2 3/4-12 N/A Grade C N/A Phos. & Oil N/A Fine Thread
pn-5518 N/A 3-12 N/A Grade C N/A Phos. & Oil N/A Fine Thread
pn-5519 N/A 2-12 N/A Grade C N/A Zinc/Clear N/A Fine Thread
Unit of Measure
1