| The DoD UID labels are required to be according to | | | | either same or different that that of the material of the |
| the standards of MIL-STD-130 N. The mentioned | | | | item. It is essential that the material of the labels |
| criteria must be followed by the contractors to avoid | | | | shouldn’t cause any damage to the items and |
| rejection. | | | | should get affixed to the material of the items or parts. |
| The DoD UID labels are one of the ways of marking | | | | The standard has limited the number of characters of |
| the DoD items with unique identification so as to | | | | the UID marking of the labels to 50. |
| enhance their traceability. The Department of Defense | | | | The criteria for machine-readable and human readable |
| has mandated that the labels should be MIL-STD-130 N | | | | information of the UID data on the DoD UID label are |
| compliant so that all markings of the items should | | | | declared by the MIL-STD-130 N. |
| maintain a standard. As the marking and serialization | | | | The validation and verification of data are mandatory |
| process of the items are the essential aspect of item | | | | for each submitted data. |
| management and tracking, the UID marking that | | | | The warranty of contract between the government |
| doesn’t comply with the standards are rejected by | | | | and the contractors states about the nature, utility and |
| the department. The DoD UID labels are marked with | | | | condition of the objects. |
| 2D Data matrix codes that are machine readable | | | | The drawbacks of the MIL-STD-130 have been |
| either by direct part marking or by applying permanent | | | | rectifying for the convenience of the contractors and |
| UID labels. | | | | better management of the UID items. The latest |
| Apart from the feature that the unit acquisition cost of | | | | version of the MIL-STD-130 N, which was released on |
| the items should be more than $5000, the other criteria | | | | December 17 2007, has mentioned the criteria for DoD |
| that enables the items to have unique identification are | | | | UID labels, validation and verification. According to the |
| • The items are controlled inventory | | | | standard, different lighting methods should be used for |
| • Serially managed | | | | the different part marking. The contractors are |
| • Mission essential | | | | required to follow the instructions provided for marking |
| • The item is customable where permanent | | | | of UID and manufacturing UID labels. |
| identification is necessary. | | | | The DoD UID labels are verified according to the cell |
| As the basic identification marking standard of the | | | | modulation, cell size, cell contrast, print growth, |
| DoD UID labels are regulated by the MIL-STD-130 N, it | | | | reference decode, fixed pattern damage, unused error |
| is mandatory for the contractors to obey the | | | | correction, axial non-uniformity, minimum reflectance, |
| instructions provided in the standard. The standard has | | | | and grid non-uniformity. When the outsourcing of UID is |
| issued some specifications for the marking | | | | considered, the DoD should ensure that the service |
| requirements and the marking methods of the UID. | | | | should follow all the steps mandated by the standard. |
| Depending on the requirement of the UID marking of | | | | Even, the DoD UID label generating software must |
| the item, the labels (nameplates, ID plates or Data | | | | comply with the standards of MIL-STD-130 N. |
| plates) can be constructed with either metallic or | | | | provides complete solutions for UID and DoD UID |
| non-metallic materials. | | | | Labels related needs. also provides complete solutions |
| The DoD UID labels of the items are made of material | | | | to meet new DoD direct part marking requirements. |