Maintaining an intelligent part number system proves cumbersome. Here at AirCorps Library, the fact that the number is printed multiple times is incredibly useful while processing the drawings. First, some useful definitions of words that we’ll be using in this DFM Tip: Manufacturer Part Number (MPN)– The unique part number that the manufacturer assigns to a specific component with particular specifications in its catalogue. Using this part numbering system, a resistor could be assigned part number 000416782. Construct them with just enough information and structure for readability, keeping digits in groups of 5 or less. Part numbers are merely unique markers that point to a collection of metadata, and people shouldn’t bother with them. Of course, some of you may have your doubts. But it’s much more than just crafting a semi-intelligent system and calling it a day. A part … As researchers note, over time part numb… A common use is to specify the geometry necessary for the construction of a component and is called a detail drawing.Usually, a number of drawings … There are three components that make up sheet numbers in a set of construction documents. Imagine the system that will stay exactly the same no matter how large or complicated your product range grows. There’s no shortage of arguments about one approach over the other. For reasons similar to those described in our part numbering system designtopic, a drawing or document number should be: 1. as short as possible, commonly no more than 7 characters; 2. purely numeric starting with 1-9 (never 0), without any letters or symbols (if symbols are necessary, then limit to the characters available on the computer keyboard's number keypad, typically "-"); and 3. without any significance or value attached to any of the characters, and unr… PDXpert PLM software has been designed to support a wide variety of part numbering systems, including manually-assigned intelligent part numbers, category-based semi-significant part numbers, and easy-to-manage sequential part numbers. little to no training needed to generate new part numbers. No spot for revision level. Keep in mind that for all our numbering schemes the filename of the drawing and the model matched the drawing number. Find genuine factory OEM Mercury Marine, Mercruiser and Mercury Racing parts for your engine, sterndrive or a Mercury accessory using detailed drawings and images. More teams are using Cloud, Analytics, Mobile, and Social tools to speed up product development. Independent analyst firm, Consilia Vektor, explains how this changes Product Data Management (PDM) as you know it and how this can help your team work smarter. A balance is needed. 2. The measurement system in which the part, item, or any of its features is designed shall be used in the documentation for that part, item or feature. Weigh each piece of intelligence carefully, and focus on properties that are both a) useful and b) immutable. Perhaps you're a strong proponent of one side of the debate or the other. Conclusion: Take care to set up your file and part-numbering system properly at the beginning and the effort will repay itself many times over. This field is for validation purposes and should be left unchanged. When I start a part numbering system … Sequential part numbers… that anyone can easily search for and find a desired part, it to handle any logistical situation without choking, and. Get the best collection of news and information for all things product design and 3D printing delivered right to your inbox! Way too easy to overlook! Let’s understand why. They're happy with the system. Both the 4-digit and 7-digit system add successive sheet numbers to the drawing giving it the form AAAA-BBB-CC, where CC becomes the sheet number. Parts can be named whatever you want when they are on your personal computer, but they must be assigned part numbers before being uploaded to the PDM (Project Data Management) server. When the part is revised and the part number changes it will be easier to do a save as with the drawing … Eg: Main assembly 20160214-001; Gas Sub assembly 20160214-G-001. In order to understand precisely why, consider the following engineering realities: But how do we incorporate all of this into something viable?  Here's a thought: how about creating an evolutionary system: If you can balance the above guidelines just right, you might have a winner on your hands. Allow for easy re-identification (you'll have to fight the tool here). … Just keep that story foremost in mind when you design your company’s part numbering system. The number format would be 'Category 1, Category 2, Category 3 - XXXX' (where is X is a cumulative number). You have a two part identification system where the first few numbers identify important variables separated by a dash then an individual product ID number… Activity Drawings.” Parts made to these drawings typically would be manufactured through the Fabrication Engineering Branch, Engineering Services Division, GSFC. After all, even the most elaborately designed intelligent part-numbering system is a temporary triumph, which will succumb to degradation, confusion, and irrelevancy over time. that the same part can be used in different projects without any friction. Our proprietary software will cross reference between NATO Part Numbers and US NSN Part Numbers where applicable. Whether you use an intelligent or non-intelligent part numbering system, it is important to make sure you do not duplicate part numbers. An engineering drawing is a type of technical drawing that is used to convey information about an object. Part numbers … Power Failure: An argument for the “intelligent” systems is that in the advent of a power failure it is possible to determine what the part is without using a computer.  Power failures have become rare events and as a general rule our dependence on electricity so great that most businesses would close early if the power does not return quickly.  For these rare cases, the solution is to tie the part number to the main drawing number. ​ Sequential Part Number System: Here’s what we suggest for a company to use on their cad/part numbering system that will provide minimum friction and maximum flexibility. The third digit, the sheet type, is a number that represents the type of drawings that are on the sheet - plans, sections, details, schedules, etc. A hybrid methodology. They are numbered from the bottom of the parts … They would review the drawing and send it to the appropriate manufacturing department or supplier to procure a quote resulting in an order for a number of parts. … … Bourns Inc is the manufacturer and CRT0805-DY-1R00ELF is their PN for a specific 1 Ohm resistor Supplier Part Number– Th… Easily distinguish between similar parts with similar descriptions? Use a temporary pool of simple numbers to remove obstacles when working fast and loose, especially in early-stage design. Feel free to share them in the comments. Let the machines do the work, keep humans and their fat-fingering ways out of the loop. Find number 37 406 Identification requirements 38 406.1 New drawings and associated lists 38 406.2 Existing drawings and associated lists 38 406.3 Referenced documents 38 406.4 CAGE Code 38 406.5 Drawing number … Both approaches are myopic because they are extremes that wholly ignore the other’s chief advantage. The unique section of the part-number would be derived from a master drawing list controlled by the design office. Design gaps in numbering to permit grouping some numbers together when it makes sense to do so. These systems often have problems with change, especially when there is a change to a part after the initial design has shipped to customers.    Eventually, any “intelligent” part numbering system encounters a need its designers did not anticipate.  This is the primary reason we advocate the next sequential number system.  (Sometimes referred to as sequential random numbers. Free 3D printing software to simplify your Stratasys 3D printing workflow. And to facilitate those interactions, part numbers must provide some system-independent context in of themselves because there comes a time we have to look up from our screens and communicate one on one. 402. You probably have stories to tell, then. 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