1969
your browning safari was made in 1969.
The 2 letters found in your serial number(MZ) indicate that your Browning safari was made in the year 2001.
With the 5L prefix to your serial number indicates that your Browning model safari bolt action rifle was produced by FN of belguim for Browning in 1965.
The L70 suffix to the serial number identify,s the year of production of your Browning safari bolt action rifle as 1970.
The age of a Browning Safari compound bow can vary significantly depending on the specific model and production year. Browning introduced the Safari series in the 1970s, so some bows could be over 40 years old. To determine the age of a particular bow, you may need to check the serial number or any manufacturer markings on the bow itself.
With the serial number that you supplied,your Browning Safari bolt action rifle was produced by FN of Belguim for Browning in the year 1963.
To determine the manufacture date of a Browning .375 H&H Safari Grade rifle with the serial number 5L29313, you would typically need to consult Browning's serial number database or contact the manufacturer directly. Browning often provides production dates based on serial numbers, but specific details may vary. Checking with a firearm expert or a Browning collector's guide may also yield helpful information.
1994
Check the receiver.
Your question cannot be answered as asked.You will need to include what type of Browning safari you are asking about,the caliber or gauge of the firearm and a correct full serial number to get the answer you are looking for.
Go to Proofhouse.com and search the Browning serial number tables.
your browning safari bolt action was made in 1969.