National Stock Number
6550-01-177-2381
National Stock Number (NSN) 6550-01-177-2381, or NIIN 011772381, (differentiation strips,microorganism) was assigned April 20, 1984 in the Federal Logistics Information System (FLIS). NIIN 011772381 was cancelled on May 1, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 36990. [AN ITEM IMPREGNATED WITH A STANDARDIZED QUANTITY OF A CHEMICAL AGENT(S) FOR THE DIFFERENTIATION OF CERTAIN GROUPS OF MICROORGANISMS (PRESUMPTIVE DIFFERENTIATION).]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 6550011772381 does not contain precious metals.
This information was last updated on Aug 01, 2025.