This Aerospace Standard establishes the diameter-pitch combinations of ISO metric 60° screw threads recommended for use in the aerospace industry for metric module bolts and nuts.
This SAE Aerospace Standard (AS) is intended for use by those involved in the design of aircraft, missile, or space systems, and their support equipment to define the various types of fastener torque.
This standard provides the following: a Definition of terms pertaining to marking. b Symbols for marking location. c Requirements and restrictions for permanent markings. d Types of marking methods. e Rules for designating marking methods. f Table listing marking methods.