Mossberg 183D-B, .410 ga. bolt action shotgun.  NSN.  Fair condition.  24” barrel has a shinny bore with some minor pitting.  3” chamber with one Mossberg screw-on choke.  Receiver has some finish fading.  Walnut stock has lots of finish scratch marks and a large crack on the left side.  Plastic trigger guard. Bolt action works fine. C&R OK. Gunrunner West item.