ASME B18.2.3.9M pdf download ASME B18 STANDARDS COMMITTEE Standardization of Bolts, Nuts, Rivets, Screws, Washers, and Similar Fasteners 4 TERMINOLOGY For definitions of terms relating to fasteners or fea- tures thereof used in this standard, refer to ASME B18.12. 5 DIMENSIONS (a) All dimensions in this standard are given in millimeters (mm), and apply before any coating, unless stated otherwise....