This standard defines the barcode symbologies, data content, and label/Direct Part Marking (DPM) layout for parts, components, assemblies, and modules used in the manufacturing of GM vehicles. This standard also defines the quality standards for printed barcodes and Direct Part Marking, as well as the standards to be used for Ultra High Frequency (UHF)-Radio Frequency Identification (RFID) (UHF-RFID) tagged parts. This document does not specify requirements for other labeling that may be defined in an assembly or component SSTS/STS or required by regulations.

This test method covers the determination of the Brinell hardness of metallic materials by the Brinell indentation hardness principle. This standard provides the requirements for a Brinell testing machine and the procedures for performing Brinell hardness tests.