National Stock Number
4140-20-001-5640
National Stock Number (NSN) 4140-20-001-5640, or NIIN 200015640, (guard,fan impeller) has an unknown assigned date. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 36295. [A SAFETY DEVICE SPECIFICALLY DESIGNED TO PROTECT OR SHIELD A FAN IMPELLER FROM PHYSICAL DAMAGE AND/OR PREVENT POSSIBLE INJURY TO PERSONNEL WHILE THE FAN IS IN OPERATION. IT MAY CONSIST OF A WIREGUARD, SCREEN, GRILLE AND THE LIKE. EXCLUDES COVER, ELECTRIC FAN AND GRILLE, METAL.].
This information was last updated on Aug 11, 2025.