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Unit of Measure (UOM) in SAP MM

Updated Apr 20, 2024

What is Unit of Measure (UOM) and how to create it?

In SAP to measure the quantity of the material unit of measure is used. In other words unit of measure is used to express the quantity. for example, weight is a physical quantity and kilogram is a unit of weight that represents a definite predetermined weight.

There are 2 types of Unit of Measure (UOM)

Base Unit of Measure (UOM):

A unit of measurement that can be determined by taking one measurement without having to combine any other measurement. Length, mass, and temperature are examples of base units.

Alternative Unit of Measure (UOM):

A unit of measurement that is determined by combining one or more measurements. In short, all units of measure other than the base unit of measure are referred to as alternative units of measure.

Steps to Create Unit of Measure (UOM)

Please follow the steps below to create a new UOM:

  • Execute t-code CUNI in the SAP command field to create a Unit of Measure.

t-code CUNI


Navigate to the following SAP Menu Path:

Goto SPRO->Click SAP Reference IMG-> SAP Netweaver->General Settings->Check Units of Measurement.

SAP menu for UOM

  • The ISO code is used for Electronic Data Interchange (EDI). It is used for converting the SAP internal units of measurement into standard units of measurement.


  • Next, select the Dimension under which the Unit would be created and then click the Units of Measurement button to proceed.

Select Dimension

  • Now click create button Create button to define a new UOM.

Click Create Button

On the next screen add the details of new UOM according to your requirements.

Add Details

  • Next, Save the after maintaining it as your requirement.


  • 07 May 2018 7:39 pm Guest

    in a case where a material is 0.1kg, and the base unit of measure is EA will this be 0.1 ea?