National Stock Number
4320-01-633-4063
National Stock Number (NSN) 4320-01-633-4063, or NIIN 016334063, (cover,hydraulic,pump-motor) was assigned November 20, 2014 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 21, 2014, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 35730. [AN ITEM SPECIFICALLY DESIGNED TO COVER AND/OR RETAIN INTERNAL WORKING PARTS IN A HYDRAULIC MOTOR OR PUMP BODY OR HOUSING. IT DOES NOT HAVE INLET OR OUTLET CONNECTIONS TO A SYSTEM FLUID LINE. WITH CONNECTORS, SEE CONNECTOR, FLUID, PUMP. EXCLUDES:HEAD, HYDRAULIC MOTOR-PUMP AND VALVE HEAD, HYDRAULIC MOTOR-PUMP.]. 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 4320016334063 does not contain precious metals.
This NSN is associated to Schedule B 8413919050: parts of hydraulic fluid power pumps. The Schedule B End Use is listed as industrial engines. NAICS classification category 333996: fluid power pump and motor manufacturing.
This information was last updated on Jul 01, 2025.