National Stock Number
3110-12-174-4040
National Stock Number (NSN) 3110-12-174-4040, or NIIN 121744040, (bearing,roller,tapered) has an unknown assigned date. This NSN replaces 1 stock number, 3110011654591.
There are 7 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 10 suppliers. Today, 7 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.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
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 Aug 20, 2025.