MMR is a data record containing all the basic information required to manage a material.
It's a master record maintained in the system that contains all the specific data relevant to a material.
Number Assignment:
MMR can have either internal or external number range assigned as per the configuration done at the time of implementation.
Material type:
Materials which have similar characteristics are grouped under the same material type.
Material type controls
1. Number range
2. Screen sequence
3. User departments/ views
4. Type of procurement
5. Internal or external number assignment
Material valuation:
- Standard price procedure - price control is "S"
- Moving average procedure - price control is "V"
1) Transaction codes used with MMR are as follows:
a. Change MMR - MM02
b. Display MMR- MM03
c. Materials List - MM60
d. Schedule changes - MM14
e. Display changes -- MM04
f. Change material type - MMAM
g. Mass maintenance - MM17
h. Flag for deletion - MM06
i. Maintain storage locations - MMSC
j. Extend Material views - MM50
2) Example of a step by step to create Material master record.
Internal number assignment is considered here.
Key in Transaction code MM01 in the command field.
Select Industry sector is Mechanical Engineering and material type is Raw Material ROH
Press Enter
Select views
Basic data 1
Basic data 2
Purchasing
General Plant data
Accounting 1
Click on check symbol or press Enter
Key in plant and storage location codes in the populated screen then press Enter.
Enter description of the material (e.g. Ball bearing with specification), base unit of measure, material group
Press enter, basic material is e.g. steel
We are maintaining the mandatory fields first then additional fields.
In purchasing view select purchasing group "001".
Press enter and in the next screen of accounting view 1 enter Valuation Class as e.g. 3000 and any standard price then on saving it MMR is generated.
New Material is now created in the given Plant.
