TURN IT BACK IN TO THE MANUFACTURER OR A GUNSMITH/GUN SHOP WITH A CLASS III LICENCE.
Have them deal with it. If it's under warranty, and you haven't violated that warranty, the manufacture will take possession of the firearm, and replace it. Do not attempt to work on this, do not keep it in your possession - the NFA is taken very seriously, as are violations of it.
Yes.
No, the 11-87 is a semi auto shotgun. If you saw a pump action which looked like an 11-87, it may have been a Remington 887.
1 and 887.
887 is a prime number. So its only factors are 1 and 887.
887 is rounded to 900
I think you mean what are the factors of 887 and in that case the factors of 887 are 1 and 887 making it a prime number.
887 in Roman numerals is DCCCLXXXVII
Savage Stevens 887 great gun but these were very common and cheap in their day. Worth about 150-200 in good condition. Keep in mind you can get a nice new 22 auto for a little over 200 bucks
887 is a prime number.
That will depend on whether you are shooting short, long or long rifle ammunition.
8.87
It is 887/100.