UC Components offers metric hex nuts in all sizes to complement the performance of our metric vented screws. Our standard metric nuts are made from A2 stainless steel; A4 (316) stainless steel and other materials are also available upon request. All metric nuts are manufactured to meet DIN 934ISO 4032 standards. All our hex nuts are precision cleaned and packaged in a certified Class 100 cleanroom, making them suitable for immediate installation in High Vacuum and Ultra High Vacuum systems.