
315Geometric Dimensioning and Tolerancing (GD&T)
• One clear meaning and must be in English if English is the ofcial
language of doing business
• Supporting documentation (customer specic) notes such as
• Performance specications
• Material specications
• Gauging requirements for restraint conditions
• Diamond P/Diamond D requirements
• Any exceptions
Notes do not contain
• Specic notes that require association to a specic feature on the
part or assembly
• Supplier information
• Part numbers
• Part/assembly vehicle usage information; this information is not
permitted anywhere on the drawing
Many interface dimensional requirements on drawi ...