A couple of hundred years.
A few hundred years or so.
With proper care and maintenance, a few hundred years.
Decades and decades
When well-maintained it can last for ten years.
Depends on how well it is maintained.
You've left too many variables out of the question... Who is the manufacturer? What is the model number? How long is the barrel? What is the finish (Stainless, Blued, Nickel)? And, of course, what condition is it in?
A well maintained Ford F-150 should last well over 200,000 miles, or upwards of 20 years if not heavily used.
Most shower curtains if properly maintained will out last all the other accents in your bathroom.
it will finish around 12.30am , ie last approx 3.5 hrs.
Anvils can last for generations if they are well-maintained. With proper care, regular maintenance, and avoiding excessive misuse, an anvil can last hundreds of years.
How long spark plugs last depends on the brand of spark plug and the condition of the car. In a well maintained car, some spark plugs will last from 3 to 7 years.
It is a popular show so i think it will last a long time.