ROADS is a subscription service that provides easily searchable access to the following databooks directly in your web browser:
- Nonelectronic Parts Reliability Data (NPRD) including the newly updated NPRD-2023, which presents field failure rate data for electrical assemblies and electromechanical/mechanical parts and assemblies.
- Electronic Parts Reliability Data (EPRD) including the newly updated EPRD-2024, which contains field failure rate data for commercial and military electronic components for use in reliability analyses.
- Failure Mode / Mechanism Distributions (FMD), which presents field failure mode and mechanism distribution data on a variety of electrical, mechanical, and electromechanical parts and assemblies.

