Bowling Ball Weight Number

Does anyone know of a way to tell by the serial number by brand when the ball was manufactured. The new oil absorption specification for bowling ball coverstocks will require that for a new ball to be approved submitted ball samples cannot have a rate of oil absorption under 2 minutes and. My virtual gravity starts with 09 knowing this ball was manufactured in 09 i can only assume that storm starts theirs of with the year.

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Destiny Pearl Black Red Blue Bowling Ball 10 12 15 16 Lbs

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Be cautious of exceptions in size and physical ability.

Bowling ball weight number. The science of bowling ball specs is not much of an attribute. Given an infinite length and time a ball will eventually rotate around the pin either with the pin down on the lane or on top of the ball. If you can throw a 16 pound ball comfortably for five frames but then you get sore or tired you need a lighter ball. Your ideal ball weight is the heaviest ball you can comfortably throw throughout an entire night of bowling.

Usbc specifications include physical requirements for weight 16 pounds 7 3 kg diameter 8 500 inches 21 59 cm 8 595 inches 21 83 cm surface hardness surface roughness hole drilling limitations example. It essentially is an indication of the resistance to rotation motion. It is also the point around which the ball wants to rotate. So i ve been back bowling since january 2014 and i ve noticed bowling ball serial numbers are different with letters as the first in the alpha numeric string e g hfl51988.

The usbc allows for 1 ounce total weight variation from front to back and from side to side on each bowling ball and three ounces variation from top to bottom. Published september 12 2018. The pin marks the top of the core inside the bowling ball. The rg or radius of gyration is a measurement of the effective weight distribution in a ball as it relates to the moment of inertia.

You would be better off with a 14 pound ball thrown 16 mph than a 16 pound ball thrown at 13 mph. The impact of the bowling ball thrown would be speed times the mass. What the numbers mean. The maximum total weight of the ball must not exceed 16 0 pounds after drilling regardless if a balance hole is used or not.

I have an old white dot and an old super beast though both columbia 300 which i am not sure on both had previous owners the sb serial number starts with a 7. Before i stopped bowling back in 1996 the first digit of a bowling ball s serial number was the way of identifying what year it was made e g 5b112345. A single balance hole including the thumb hole for two handed bowlers. If you re throwing a 12 pound ball with extreme ease you probably need a heavier ball.

If you are larger heavier than average go up in weight. If you are smaller or have limiting physical features stay. The usbc and world bowling promulgate bowling ball specifications.