National Stock Number
6550-01-190-3557
National Stock Number (NSN) 6550-01-190-3557, or NIIN 011903557, (lysing reagent) was assigned September 26, 1984 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 1991, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 38614. [AN ITEM CAPABLE OF CAUSING THE SPECIFIC DISINTEGRATION OR DISSOLUTION OF RED BLOOD CELLS FOR THE PURPOSE OF COUNTING WHITE BLOOD CELLS AND HEMOGLOBIN DETERMINATION USING AN ELECTRONIC OR MANUAL COUNTER.]. 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 6550011903557 does not contain precious metals.
This information was last updated on Aug 01, 2025.