That depends on for what the Mason Jar is used. Probably it will be able to hold for many decades if used properly. An estimate could be over 1000 times.
A keg typically lasts about 2-3 months before it needs to be replaced.
Mulch typically lasts for about 1 to 2 years in a bag before it needs to be replaced.
A disposable camera typically lasts for about 27 to 36 exposures before it needs to be replaced.
A beer keg typically lasts for about 2-3 years before it needs to be replaced.
A keg can typically last for about 6-8 weeks in a kegerator before it needs to be replaced.
Bagged mulch typically lasts for about 1 to 2 years before it needs to be replaced.
Latex paint typically lasts for about 10 years before it needs to be replaced or refreshed.
A keg of beer typically lasts about 2-3 months before it needs to be replaced.
Vinegar for canning needs to be 7 percent acidity.
A beer keg typically lasts for about 2-3 weeks before it needs to be replaced or refilled.
A bicycle helmet is typically good for about 3-5 years before it needs to be replaced, even if it has not been involved in a crash.
A bike helmet is typically good for about 3-5 years before it needs to be replaced, even if it hasn't been in an accident.