Not recommended
You should call S&W to get the correct answer from them.
You must call S&W for a correct answer.
Yes, you can shoot steel shot with a Smith & Wesson Model 3000 shotgun, provided that the shotgun has a suitable choke and is in good condition. However, it's important to check the manufacturer's recommendations and ensure that the barrel is compatible with steel shot to avoid any potential damage. Always use appropriate ammunition designed for your specific shotgun model.
The markings.
yes
500$
Best left to a trained gunsmith
100-300 usd
50- 325 USD or so
I would start my search at Smith and Wesson first.
Pure energy (PE) manufacture steel tanks that have a PSI rating of 3000. and also make aluminum-carbon fiber wrapped tanks that have PSI ratings at 3000 and 4500P
You will have to find someone who specializes in air gun repair.