The MW in your serial number indicates that the browning shotgun in question was made in the year 2004.
What is year of manufacture of a Browning Shotgun A-5 with serial number 01553NP111?
No serial number = no way to answer.
You must call Browning with the serial number to find out.
your browning auto-5 shotgun was made in 1929.
Your browning shotgun was made in 1990.
With the serial number that you provided,if you have a Browning model auto-5 shotgun?Then this shotgun was made by FN of belguim for Browning in 1939.
Your serial number indicates that you have a Browning light weight model auto-5 shotgun that was made in the year 1964.
your browning shotgun was made in 1963.
your browning auto 5 was made in 1922.
The 2 letters in your serial number dates your shotgun to the year 2004.
No way of knowing without you providing the model number/name of the shotgun and the serial number that goes with it.