National Stock Number
3110-12-163-5120
National Stock Number (NSN) 3110-12-163-5120, or NIIN 121635120, (bearing,roller,tapered) has an unknown assigned date. This NSN does not replace any other NSNs.
There are 12 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 12 suppliers. Today, 10 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of May 21, 2015. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A615MA303, SPE4A615MA303, SPE4A614MG031, SPE4A614MG031, SPM4A510MC312. The total value of the awarded contracts has been US$ 13,672.78.
There has been a small amount of 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) 00021. [A CYLINDRICAL DEVICE IN WHICH THE INNER CONE OR OUTER CUP TURNS UPON A SINGLE OR DOUBLE ROW OF TAPERED HARDENED ROLLERS WHICH ROLL EASILY IN A RACE, THUS MINIMIZING FRICTION AND DESIGNED TO CARRY A RADIAL LOAD AND CAPABLE OF SUSTAINING AXIAL THRUST. EXCLUDES:BEARING,ROLLER,THRUST.].
This information was last updated on Nov 14, 2025.