National Stock Number
6550-01-037-1058
National Stock Number (NSN) 6550-01-037-1058, or NIIN 010371058, (differentiation discs,microorgan) was assigned March 14, 1977 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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) 31949. [AN ITEM IMPREGNATED WITH A STANDARDIZED QUANTITY OF A CHEMICAL AGENT(S) FOR THE DIFFERENTIATION OF CERTAIN GROUPS OF MICROORGANISMS (PRESUMPTIVE DIFFERENTIATION). FOR DISCS USED FOR SENSITIVITY TESTING, SEE SENSITIVITY DISCS, DIAGNOSTIC.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 6550010371058 does not contain precious metals.
This NSN is associated to Schedule B 3822000002: diagnostic or lab reagents on a backing, prepared diag/lab reagents whether or not on a backing, not of heading 3002 or 3006; certified ref materials. The Schedule B End Use is listed as chemicals-other. NAICS classification category 325412: pharmaceutical preparation manufacturing.
This information was last updated on Aug 01, 2025.