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Scott
Scott, MIT Graduate
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What is the correct size / air pressure for a NBA basketball

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What is the correct size / air pressure for a NBA basketball ?

Hi there,

 

For size, the ball must be 29.5 inches in circumference (http://www.dickssportinggoods.com/product/index.jsp?productId=4152968)

 

As far as pressure, it must be between 7.5 and 8.5 pounds per square inch (http://www.basketball.com/nba/rules/rule1.shtml)

 

Another reference: http://www.livestrong.com/article/84284-basketball-official-size-weight/


Let me know if you have any questions,

Scott

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