National Stock Number
1620-01-237-2228
National Stock Number (NSN) 1620-01-237-2228, or NIIN 012372228, (collar,torque,landing gear) was assigned July 26, 1986 in the Federal Logistics Information System (FLIS). NIIN 012372228 was cancelled on December 16, 2011, 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 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) 49874. [A METALLIC ITEM OF CIRCULAR-SHAPED DESIGN WITH OPEN CENTER AREA TO PERMIT POSITIONING OVER A SHOCK STRUT CYLINDER OR PISTON. IT MUST HAVE ONE OR MORE MOUNTING BOSSES TO PROVIDE FOR ATTACHMENT OF TORQUE ARM(S), CONNECTING LINK(S), OR THE LIKE FOR DESIRED DIRECTIONAL CONTROL OF THE AIRCRAFT WHEELS. THISDEVICE IS UTILIZED FOR BOTH NOSE AND MAIN LANDING GEAR APPLICATIONS.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1620012372228 does not contain precious metals.
This information was last updated on Jul 01, 2025.