A standard NBA basketball has a diameter between 9.43 and 9.51 inches. In the WNBA, the basketball has a diameter of between 9.07 and 9.23 inches. Basketballs used in the NCAA are between 9.39 and...
A standard NBA basketball is 9.43 to 9.51 inches in diameter, or 29 5/8 to 29 7/8 inches in circumference. It is inflated to a pressure of 7.5 to 8.5 pounds. Other leagues have slightly different requirements for their basketballs.
The standard basketball used on most NBA games measures 29.5 inches in circumference, also known as a size #7. This is also the same size that is used by NCAA College and HS basketball leagues for male players.
The professional NBA basketball is 29.5” | 74.9 cm in circumference with a diameter between 9.43”-9.51” | 24-24.2 cm. Basketballs have a pressure between 7.5-8.5 PSI and cannot exceed a weight of 22 ounces.
This is official size for high school, college, and the pros. Size 6. 28.5". 20 oz. Boys ages 12-14. Girls and women ages 12 and up. This is the official size for women’s high school, college, and pro basketball. Size 5. 27.5".
Size 5 is the standard basketball size for both boys and girls aged 5 - 8 years old. The Size 5 basketball has a circumference of 27.5" (69.5cm). Shop Size 5 Basketballs . SIZE 6 BASKETBALLS FOR AGES 9 - 12 YEARS. Size 6 is the standard basketball size for males aged 9 to 12 years old. The Size 6 basketball has a circumference of 28.5" (72.5cm).
Each basket shall consist of a pressure-release NBA approved metal safety ring 18” in inside diameter with a white cord net 18” in length. The cord of the net shall not be less than 30 thread nor more than 120 thread and shall be constructed to check the ball momentarily as it passes through the basket.
National Basketball League. To begin with, the NBA basketball is produced by Spalding, and the official size for men’s tournaments has to be 29.5 inches in circumference. With a weight of 22 oz., the ball can be inflated with a pressure range of 7.5 to 8.5 psi.