BLR IS the abbreviation.
Browning Lever Rifle
Weight of the weapon.
"BLR" = Browning Lever Rifle It is lever operated
4hr 10min SIN to BLR nonstop by Air India.
The code is: BLR
Republic of Belarus
MGW midwestgunworks
1992
The 2 letters NR in the middle of your serial number indicate that your Browning model BLR rifle was produced in the year 1997
They stand for:-HeadHeartHandsHealth
they dont stand for specific countries, atelast one of the 5 colors can be found in every countries flag and thats what they represent