Nyloc Nut 9/16 x 18 UNF Zinc Plated Gr.6 DIN 985
Nyloc Nut
Hexagon
Imperial UNF
Zinc Plated
High Tensile Grade 6
Dia: 9/16'
TPI: 18
Wrench Size Across Flats: 7/8'
A UNF Nyloc nut (or nylon insert lock nut) is a specialized hexagonal fastener featuring an integrated non-metallic collar—typically polyamide (nylon)—that acts as a self-locking mechanism.