
How many digits are there in a stock number?
National Stock Number (NSN) is a 13-digit numeric code, identifying all the standardized material items of supply as they have been recognized by all NATO countries including United States Department of Defense (DOD). The NSN is used in all treaty countries, where it is also known as a NATO Stock Number.
What is a National Stock Number and what is it for?
The National Stock Number is a 13-digit number. Example: 6240-00-027-2059. Federal Supply Group (FSG): Positions 1-2 (62) Federal Supply Class (FSC): Positions 1-4 (6240) Nato Country Code: Positions 5-6 (00) National Item Identification Number (NIIN): Positions 5-13 (000272059) Serial Number: Positions 7-13 (0272059) Federal Supply Group (FSG) is identify by the first two …
How do I get a National Stock Number from GSA?
National Stock Number Format . National Stock Numbers are comprised of a 13-digit code broken down into several sections: First 4 digits: Represent the federal supply class, and the first 2 digits of the Federal Supply Class are the Federal Supply Group. For example, if the first 4 digits were 1830, the “18” would signify the Federal Supply Group titled Space Vehicles, and “1830” as …
What is the difference between Niin and stock number?
The national stock number (NSN) is the identifying number assigned to each item of supply. The NSN consists of the 4-digit Federal Supply Classification (FSC) code and the 9-digit national item identification number (NIIN). The written, printed, or typed NSN configuration is 1234-00-567-8901. The following terms are elements of the 13-digit national stock number:

How many digits is a National Stock Number?
What is the stock number?
Can an NSN have letters?
What is the items National Stock Number?
How do stock numbers work?
How do you read stock numbers?
- Ticker Symbol. The first part of a ticker is the symbol. ...
- Share Volume. Share Volume shows the number of shares that were traded in the last trade. ...
- Price Traded. ...
- Change Direction. ...
- Change Amount. ...
- Ticker Color.
How do NATO stock numbers work?
How are NSN numbers assigned?
How do I get an NSN drawing?
- Enter the National Stock Number (NSN) . ...
- Select the DLA Supply Center (DISC, DSCR or DSCC). ...
- Click Submit Query.
- You will come to a page that lists the National Stock Number. ...
- A listing of applicable drawings will be displayed. ...
- Look under the column entitled "Available Format".
How do I find my NIIN?
What is NSN CAGE code?
What does NSN stand for?
Acronym | Definition |
---|---|
NSN | National Stock Number |
NSN | Nokia Siemens Networks |
NSN | NATO Stock Number |
NSN | National Storytelling Network |
What is the national stock number?
The National Stock Number is a 13-digit number. Example: 6240-00-027-2059. Federal Supply Group (FSG) is identify by the first two digits. The broad category in which the item belongs. National Item Identification Number (NIIN) is the last 9 positions and identify the specific item.
How many digits are in a stock number?
A National Stock Number (NSN) is a 13-digit number consisting of the four-digit Federal Supply Class (FSC) and the nine-digit NIIN.
What is the last 7 digits of a NIIN?
The last seven digits of the NIIN are the item serial number. The serial number does not follow an assignment pattern. it is merely a number for the item. A National Item Identification Number (NIIN) is a nine-digit code that identifies each item of supply.
What is a NATO stock number?
A National Stock Number (NSN), also referred to as a NATO Stock Number, is a serial number applied to an item that is repeatedly procured, stocked, stored, and issued throughout the federal supply system. National Stock Numbers (NSNs) are used to identify and manage every product imaginable, including tires, aircraft parts, hammers, and lightbulbs.
Can you request an NSN from a military agency?
If Military Services or federal/civil agency recognize an NSN is needed, they can request it. It’s important to note that manufacturers and resellers (that includes GSA contractors), do not have the authority to request an NSN.
Why are NSNs important?
NSNs are a crucial component of federal procurement because they were created to reduce duplicate items in the federal inventory and standardize military requirements for testing.
How many digits are in a NATO stock number?
A NATO Stock Number, or National Stock Number (NSN) as it is known in the US, is a 13-digit numeric code, identifying all the 'standardized material items of supply' as they have been recognized by all NATO countries. Pursuant to the NATO Standardization Agreements, the NSN has come to be used in all treaty countries.
When was the Federal Stock Number used?
The Federal Stock Number was used officially from 1953 to 1974, when it was replaced by the National Stock Number. The conversion from FSN to NSN was typically done by adding "00" between the first set of numbers (the Federal Supply Class, or FSC) and the second set of numbers. For example, the FSN: FSN. would become.
What is the NATO stock number?
A NATO Stock Number, or National Stock Number (NSN) as it is known in the US, is a 13-digit numeric code, identifying all the 'standardized material items of supply' as they have been recognized by all NATO countries. Pursuant to the NATO Standardization Agreements, the NSN has come to be used in all treaty countries.
Is NSN a NATO member?
Pursuant to the NATO Standardization Agreements, the NSN has come to be used in all treaty countries. However, many countries that use the NSN program are not members of NATO (e.g. Japan, Australia and New Zealand).
What does a square cross mean in NATO?
NATO Symbols. A container marked with a "square cross" in a circle ⊕ means the item is made exactly to NATO standards and specifications. NATO Standard symbol. A container marked with a rounded "Cross pattée" means it is a substitute item that is compatible and acceptable by NATO standards.
Why do we need a lot number?
The Lot Number is used for quality control. If a batch is faulty or defective, the Lot Number can be used to track down who made it, where it was made, and when it was made.
What is the serial number of a lot?
The Lot Number consists of the 1, 2, or 3-letter manufacturer's code, the two-numeral year of manufacture, the letter code - A (January) through M (December) - indicating the month, an interfix (or "batch") code that consists of 1 or more numerals, and the serial number (indicating the sequence the lot is in the batch).
National Stock Number
The Federal Stock Number (FSN) was an 11-Digit Numeric Code developed by the US Department of Defense in 1949 to identify items in the Army-Navy Catalog System.
NATO Stock Number
As the coding system has been adopted by the member nations of NATO, and other non-member nations as well, the system has come to be known as the NATO Stock Number, although the term National Stock Number has stuck in the USA. Now, both National Stock Number and NATO Stock Number are interchangeable terms for the same Codification System.
How Is It Used?
A NATO Stock Number is simply the official label applied to an item of supply that is repeatedly procured, stocked, stored, issued, and used throughout the NATO supply system. It is a unique, item identifying, series of numbers. When a NSN is assigned to an item of supply, data is assembled to describe the item.
National Stock Number
The NSN is officially recognized by the United States Government, the North Atlantic Treaty Organization (NATO) and many other Governments around the world. Government Agencies, including the US Department of Defense (DOD) and NATO, use the NSN to buy and manage billions of dollars worth of supplies annually.
USA Federal Agencies
Many federal agencies, including the Department of Defense (DOD), use the NSN to buy and manage billions of dollars worth of supplies yearly. The Defense Logistics Agency (DLA) establishes how each DLA-managed NSN will be stocked, stored and issued to the military services. DLA evaluates usage demands to determine required quantities of NSNs.
Military Services
The practice of using a single language of supply like the NSN is increasingly important as it promotes coordination between the military services, readiness, and availability to all users. The NSN is also critical to the effective integration of the services in joint military endeavors.
Defense Reutilization
The Government Disposition Services identify products for reutilization and/or disposal using the NSN Database to distinguish what items require special handling upon disposal. Examples include items with specific demilitarization requirements, items containing precious metals, hazardous materials or sensitive and classified technology.
What is a NSN?
Do you know what a National Stock Number (NSN) is? It’s a part number for a Department of Defense item that they buy a lot of. To understand it, let’s starts with a solicitation, and let’s look at two examples to help explain it. First, the army buys a rifle. They like it so much that they expect that they will buy lots ...
What is the FSC code for a pen?
For instance a “bolt” is FSC code 5306, so this would be the beginning digits of the NSN number for any bolt. An NSN for a “pen” would start with 7510 for office supplies.
What do the army buy?
First, the army buys a rifle. They like it so much that they expect that they will buy lots of these over a long period of time. In fact, they expect that they will use them so much, that they will need lots of replacement parts to keep them working in tip-top shape.
What is the NSN number?
If you’re in the business of selling new or surplus tactical clothing and equipment, you’ve run across markings on items with “NSN” followed by a 13-digit number. This is a national stock number, sometimes referred to as a NATO stock number. The number is designed to identify items in the standard stock system. The NSN is broken down into components that can tell you about the item without even knowing its nomenclature.
How is NSN broken down?
The NSN is broken down into components that can tell you about the item without even knowing its nomenclature. The first four digits are broken down in half. The first two digits identify the federal supply groups (FSG), while the next two identify the federal supply classes (FSC). In the surplus business, you’re going to see lots of 8400-series.
Why do allies use NSN?
allies makes a lot of sense as it simplifies the use of common weapon systems and facilitates aid to one another across different logistic infrastructures. Occasionally, you will run across numbers that don’t quite look right.

Overview
Structure
The NATO Stock Number consists of the NATO Supply Class (NSC or FSC) and the National Item Identification Number (NIIN). However the NIIN alone uniquely identifies the item, the FSC merely adds context by indicating the general classification of the item. The format of an NSN might be described as follows:
abcd-ef-ghi-jklm
The NATO Stock Number consists of the NATO Supply Class (NSC or FSC) and the National Item Identification Number (NIIN). However the NIIN alone uniquely identifies the item, the FSC merely adds context by indicating the general classification of the item. The format of an NSN might be described as follows:
abcd-ef-ghi-jklm
Related Terms
This is an alphanumeric four-symbol code consisting of either one letter followed by three numerals (for example, A123) or two letters followed by two numerals (for example, AB12). (The numeral "Zero" (0) and the letter "O" (O) are considered the numeral "0" in the alphanumeric system to reduce confusion.) This code is shown either after the NSN or on the line underneath it on the container. The DODIC identifies the item, while the NSN identifies what type of item it is and ho…
History
The NSN is an expanded version of the older Federal Stock Number (FSN), which lacked the national-origin code labeled ef above, in the second subgroup. Items predating 1974 in warehouses are frequently stenciled with FSNs. As of 1998, the system is principally administered by the Defense Logistics Agency within the U.S. Department of Defense.
Other stock numbering systems are in use within the US DoD, but as of 2005, the NSN remained …
NIIN / NSN Catalogs
NIIN / NSN Catalogs include a significant number of items directly associated with military equipment in general, as well as items of a more generic use. These include Electronic Components, Medical Equipment, Office Furniture, Food items, Clothing, Industrial goods (pumps, valves, motors ...) and all kinds of Fasteners (bolts, nails, rivets ...), to name a few. For this reason, catalogs have a broader appeal, beyond their original audience (Defense agencies and their dire…
Fictionalized NSNs
It is not unheard of for certain numbers to be referred to in works of fiction as if they were NSNs—especially in military science fiction. This can be seen as a variation on the false document technique, something used creatively in order to lend an air of authenticity.
• The M41A Pulse Rifle, from the movie Aliens, has been referred to as having NSN 3055-00-721-4790, as if it were real (though its FSG is incorrect: 30 is Mechanical Power Transmission Equip…
See also
• National Codification Bureau (NCB)
• NATO Codification System (NCS)
• Commercial and Government Entity (CAGE)
• List of NATO Supply Classification Groups
External links
• Public Access to WebFLIS and NATO data (NSN, NIIN, CAGE, Part Number) - Free
• NSN Lookup
• Free Public WebFLIS Search Engine
• Free Detailed Public Access to NSN, NIIN, and CAGE CODE information. REPLACEMENT to WebFLIS