5/16-18 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Black Oxide NCBZ The zinc yellow chromate finish

The zinc yellow chromate finish provides corrosion resistance and a visually appealing appearance

The bolt is designed for use with wood applications and is ideal for securing heavy objects or structures where high strength and resistance to rust are required

this screw boasts a Grade 5 rating for superior strength and resilience

0 DIN 934 Metric Hex Nuts are made of high-quality A4 stainless steel

Conforming to IFI-111 2002 standards and boasting a Grade 8 rating

5/16-18 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Black Oxide NCBZ The zinc yellow chromate finishThese 5 16 18 Serrated Flange Hex Lock Nuts are made of case hardened HR15N steel and have a black oxide finish. They are designed to provide a secure and vibration resistant connection in a variety of applications. The serrated flange helps to prevent the nut from loosening, while the hex head allows for easy installation and removal. These nuts are ideal for use in automotive, construction, and other industrial applications.