Hillman Group Grade 8 Nylon Insert Lock Nuts

Grade 8 Nylon Insert Lock Nuts are ideal for securely fastening a bolt when connecting materials. The nylon ring inside the nut creates rotational resistance when displaced by a mating male threaded fastener, thus preventing loosening. Also included in Hillman assortment #43359 / label #43358. DETAILS HIGH-QUALITY HEX NUT DESIGN: Used for fastening to a bolt when mechanically joining materials CONSTRUCTED WITH A NYLON INSERT: The insert offers additional security to keep nut in place PART OF A COMPLETE FASTENING SOLUTION: Use with bolts or washers of the same thread size and finish GRADE 8 NUTS: Grade 8 exceeds the strength of standard Grade 5 nuts CORROSION-RESISTANT FINISH: Yellow dichromate plating offers moderate protection against rust and corrosion These grade 8 hardened nylon insert lock nuts feature a yellow dichromate finish and 1/4"-28 SAE fine screw thread One (1) refill box per sellable unit 12 pieces per retail package