SAE J2612
SAE J2612 2010-MAY-01 nternal Combuston Engnes—Pston Vocabulary
SCOPE AND FIELD OF APPLICATION
This SAE standard defines the most commonly used terms for pistons. These terms designate either types of pistons or certain characteristics and phenomena of pistons.
The terms and definitions apply to pistons for reciprocating internal combustion engines and compressors working under analogous conditions.