National Stock Number
4920-01-297-0551
National Stock Number (NSN) 4920-01-297-0551, or NIIN 012970551, (test equipment,helicopter rotor) was assigned March 28, 1989 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. One of those 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 02, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 36300. [A GROUP OF ITEMS SUCH AS BALANCERS, TRACKER BLADE STROBEX, BEAM INDICATOR SCALES, MAGNETIC PICK-UPS, MECHANICAL ACCELEROMETERS, PATCH TARGETS, CABLES AND OTHER ACCESSORIES FOR TESTING THE ROTOR HEAD BALANCE AND THE ROTOR BLADE TRACK RUN OF A HELICOPTER. IT DOES NOT CONTAIN SPARE REPLACEMENTS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4920012970551 does not contain precious metals.
This information was last updated on May 01, 2025.