SC Fastening Systems, LLC.
8531 S. Freeway Dr
Macedonia, Ohio 44056
Call us: 330.468.3300
Email us: info@scfastening.com
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Top Lock Nuts

Top lock nuts have a tapered top to prevent loosening of the bolt.  This lock nut slightly distorts threads of the mating part to achieve the locking application.  The mating part cannot be reused after application.  Top lock nuts are commonly used in the automotive industry.

toplock nut_2015
Unit of Measure
Items Item Image - Top Lock Nuts Grade C
TPLK-C-025-20-Z
1/4-20 Toplock Nut Grade C Zinc, 100/pk
Price {QUOTE}
 toplock nut_2015
TPLK-C-025-28-Z
1/4-28 Toplock Nut Grade C Zinc, 100/pk
Price {QUOTE}
 Item Image - Top Lock Nuts Grade C
TPLK-C-031-18-Z
5/16-18 Toplock Nut Grade C Zinc, 100/pk
Price {QUOTE}
 toplock nut_2015
TPLK-C-031-24-Z
5/16-24 Toplock Nut Grade C Zinc, 100/pk
Price {QUOTE}
 Item Image - Top Lock Nuts Grade C
TPLK-C-038-16-Z
3/8-16 Toplock Nut Grade C Zinc, 100/pk
Price {QUOTE}
System of Measurement N/A Standard
Diameter N/A 1/4"-20 N/A 1/4"-28 N/A 5/16"-18 N/A 5/16"-24 N/A 3/8"-16
Grade N/A C
Coating N/A Zinc
Thread Type N/A Coarse N/A Fine N/A Coarse N/A Fine N/A Coarse
Wt. Per 100 N/A
Specification N/A