1993
Your gun was manufactured in 1993 according to the serial number. They are well made highly sough after shotguns usually valuing between $1500 and $2000 depending on condition.
The weight of a browning BAR II is 7lb.6 oz.empty,the weight of the magnum caliber rifle,s were 1lb more.The browning BAR II was not produced until 1993,so you have a browning BAR first model.The weight is the same for both model.
1993; 200-650 USD
100-1000 USD depending on specifics
No, the 1993 needs EGRNo, the 1993 needs EGR
1993
Your browning semi auto shotgun which was made in 1993 is valued at between 450-650 dollars,depending on overall condition,and a good bore.
1993
The letters NX indicate that your Browning was made in the year 1993.
This shotgun was manufactured from 1990-1993 in Belgium and assembled in Portgual, "g" stood for gas operated and there was another model called the a500r. The "r" meaning recoil operated. The receiver looked similar to the a-5 model, just not so square. These guns were replaced with the Browning Gold series.
1993