National Stock Number
1680-00-780-5399
National Stock Number (NSN) 1680-00-780-5399, or NIIN 007805399, (reel,shoulder harness,inertia lock) was assigned March 15, 1968 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 02, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 19338. [A ROTARY DEVICE DESIGNED TO BE INSTALLED IN AN AIRCRAFT TO AUTOMATICALLY CONTROL THE EXTENSION AND RETRACTION OF A SHOULDER HARNESS ATTACHMENT CABLE OR WEBBING. IT INCORPORATES AN INERTIA LOCKING MECHANISM THAT RESTRAINS THE FORWARD MOVEMENT OF FLIGHT PERSONNEL IN THE EVENT OF ABRUPT DECELERATION OF THE AIRCRAFT. IT MAY INCLUDE THE ATTACHMENT CABLE OR WEBBING AND THE MANUALLY OR ELECTRICALLY OPERATED CONTROLS.]. 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 1680007805399 does not contain precious metals.
This information was last updated on Aug 01, 2025.