This program specialty area (PSA) applies to the accreditation of laboratories conducting tests and measurements on threaded fasteners and providing services that support fastener production, such as plating, producers of material destined for fastener manufacture, and commercial laboratories offering testing services. Testing conducted in the fasteners PSA is divided into five major areas:
- Chemical analysis
- Mechanical and physical testing and inspection
- Non-destructive inspection
- Dimensional inspection
- Metallography