This part number is associated with a Quadrant injection molded plastic part, commonly used in a variety of industrial and consumer applications. The part number consists of 17 digits, with each group of three or four digits corresponding to a specific information about the part. The first five digits (17001) represent the manufacturer, in this case, Quadrant. The next two digits (29) signify the plastic material to be used for the part. The next two (B0) indicate the color of the part - black. The next three digits (300) indicate the flammability rating of the part, with a rating of 300 indicating that the material is UL-94 V-0 listed, meaning that it displays low to no flammability. The last four digits (5000) represent the shore hardness of the plastic.