Identifies the project to which the request is to be associated.
NOTE 1: Use of this field includes: relating multiple ASR's, previously negotiated orders, etc.
NOTE 2: The provider may initiate the project identification and provide this to the customer who will populate the field when submitting additional and/or supplement ASR Forms associated with this project.
USAGE: This field is optional.
DATA CHARACTERISTICS: 16 alpha/numeric characters
EXAMPLE: M 5 7 1 2 3 4 5