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I pumped up a Basketball to 60 PSI, at about 55 it started making crackling noises, when I got to 60 PSI the crackling noise was constant and within 2 seconds of reaching 60 PSI the ball exploded. The ball was a Wilson Optima Rubber Basketball .

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11y ago
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12y ago

For NBA regulation basketballs, the requirement is between 7.5 and 8.5 psi. Your basketball may vary, and if it does, the packaging should state how much psi should be used.

Source:

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

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16y ago

According to NBA Rule 1, Section B, Article 6a:

" The ball shall be an officially approved NBA ball between 7 1 /2 and 8 1 /2 pounds pressure. "

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11y ago

7 1/2 and 8 1/2 psi

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10y ago

between 7 1/2 and 8 1/2 pounds pressure

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Q: What is the psi in the explosion point of a basketball?
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