National Stock Number
6515-01-277-1558
National Stock Number (NSN) 6515-01-277-1558, or NIIN 012771558, (cervical unit,traction apparatus,halo) was assigned April 19, 1988 in the Federal Logistics Information System (FLIS). NIIN 012771558 was cancelled on August 2, 2010, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 6515011667782.
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 one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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) 47149. [AN ADJUSTABLE DEVICE CONTAINING ALL THE NECESSARY COMPONENTS TO APPLY A CERVICAL HALO. USED FOR STABILIZATION OF CERVICAL SPINE FRACTURES. ITEM IS USED WITH VEST ASSEMBLY, HALO TRACTION APPARATUS. IT MAY CONSIST OF AN ALUMINUM HALO RING, POSITION PADS AND PINS, SKULL PINS WITH LOCKNUTS, PROTECTIVE CAPS, COMBINATION WRENCH, TORQUE SCREWDRIVER, AND OTHER RELATED ITEMS.]. 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 6515012771558 does not contain precious metals.
This information was last updated on Jul 01, 2025.