National Stock Number
2520-01-556-5201
National Stock Number (NSN) 2520-01-556-5201, or NIIN 015565201, (housing,torque converter) was assigned October 3, 2007 in the Federal Logistics Information System (FLIS). NIIN 015565201 was cancelled on July 2, 2010, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 2520015780816. This NSN replaces 1 stock number, 2520015405495.
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, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 66926. [A COMPONENT DESIGNED TO ENCLOSE THE INTERNAL PARTS OF A TORQUE CONVERTOR (AS MODIFIED), SUCH AS AN IMPELLER, TORQUE CONVERTOR (AS MODIFIED), A TURBINE WHEEL, TORQUE CONVERTER AND REACTOR, TURBINE WHEEL, TORQUE CONVERTER.]. 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 2520015565201 does not contain precious metals.
This information was last updated on Jul 01, 2025.