UC Components offers Inch-measure hex nuts in a range of sizes as ideal accompaniments to our Inch vented and standard screws. Our standard Inch nuts are made from 300 Series stainless steel, with select other materials available upon request. All are manufactured to ASME B18.2.2 standards. All our nuts are precision cleaned and packaged in a certified Class 100 cleanroom, and are suitable for immediate installation in High Vacuum and Ultra High Vacuum systems.