L9 Collar Locknuts (USA)
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All L9 collar locknuts are manufactured from a high-strength alloy steel heat treated to meet the high tensile strength required. Many applications will call for L9 fasteners when extreme load or stress are a critical factor. The L9 fasteners are offered in standard sizes, be certain to match the hex cap screw and locknut diameter and pitch for the best results. All material plated in zinc yellow for moderate corrosion resistance. Certifications available upon request.