scope:

Purpose

This NASA Handbook defines the NASA Human Factors Analysis and Classifications System (NASAHFACS) tool and provides guidance on the use of NASAHFACS. It illustrates the NASAHFACS model; describes the data gathering, coding, trending, and tracking process; and outlines training and other related resources to support the practice of NASAHFACS throughout NASA.

Applicability

This NASA Technical Handbook is applicable to NASA Headquarters and NASA Centers, including Component Facilities and Technical and Service Support Centers. It may also apply to the Jet Propulsion Laboratory (a Federally Funded Research and Development Center), other contractors, recipients of grants, cooperative agreements, or other agreements only to the extent specified or referenced in the applicable contracts, grants, or agreements.

This NASA Technical Handbook, or portions thereof, may be referenced in contract, program, and other Agency documents for guidance.

The guidance in this NASA Technical Handbook does not supersede or waive existing guidance found in other Agency documentation. Conflicts between this NASA Technical Handbook and other documents will be resolved by the delegated Technical Authority.

In this NASA Technical Handbook, the terms "may" denotes a discretionary privilege or permission, "can" denotes statements of possibility or capability, "should" denotes a good practice and is recommended but not required, "will" denotes expected outcome, and "are/is" denotes descriptive material.