Metric Nuts Supplier

KD Fasteners, Inc.® offers a variety of metric nuts that include nylon lock nuts, flange nuts, keps nuts, and many more. Metric hex nuts are available in various grades of materials and finishes, such as A2 stainless steel, which allows for corrosion and rust resistance.

KD Fasteners standard materials for metric fasteners listed can vary per the item. We carry the following materials:

  • Low carbon steel= 3.6,4.6,4.8,5.6,6.8
  • Hardened steel= 8.8,10.9,12.9
  • Stainless= A2,A4(316)
  • Brass= Ms 63,Ms 58
  • Exotic material can be made to order.
  • Titanium, Hastelloy, Inconel, Nitronc 60, Aluminum, Monel and many others. 

Metric nuts can be used in a variety of different industries like: automotive, lawn & garden, electronics, industrial and more.

The chart below outlines the types of metric nuts that KD Fasteners supplies:

Metric Nuts Din ISO JIS ANSI
Finished Hex Nuts 934 4032 STYLE 1 JIS B 1181 B STYLE 1
Finished Hex Jam Nuts 439B 4035/8675
Nylon Insert Lock Nut 985 7040   B 18.16.3M
All Metal Lock Nuts 980 7719   B 18.16.3M
Keps Nuts        
Flange Nuts 6923 4161 JIS B 1190 B
Lifting Eye Nuts 582      


With over 30 years of experience, we have the capability to supply any metric nut for your project. Contact us today!