National Stock Number
4510-01-553-6443
National Stock Number (NSN) 4510-01-553-6443, or NIIN 015536443, (lever assembly,water closet tank) was assigned July 20, 2007 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number 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, 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.
This NSN is assigned to Item Name Code (INC) 08503. [A MANUALLY OPERATED DEVICE CONSISTING OF AN ARM AND LEVER HANDLE WHICH, WHEN CONNECTED TO A LOW STYLE WATER CLOSET TANK, ACTIVATES A SERIES OF LIFT WIRES WHICH RAISES THE FLUSH VALVE BALL ALLOWING THE WATER TO PASS INTO THE CLOSET BOWL.]. 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 4510015536443 does not contain precious metals.
This information was last updated on Jul 01, 2025.