National Stock Number
4730-00-561-1021
National Stock Number (NSN) 4730-00-561-1021, or NIIN 005611021, (swivel joint,hydraulic) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 11, 2014, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 61155. [A MECHANICAL FLUID PASSAGE JOINT DESIGNED FOR LINKAGE OF RIGID HYDRAULIC LINES AND COMPONENTS SUBJECT TO PIVOTAL, LINEAR, OR ROTATIONAL POSITION CHANGES. THE DEVICE ALLOWS TWO-DIRECTIONAL FLOW OF HIGH PRESSURE FLUID AND PERMITS SINGLE PLANE ROTATION UPON ITS AXIS. IT MAY ALSO ALLOW FOR ANGULAR MOVEMENT. EXCLUDES:SWIVEL JOINT, PIPE; AND SWIVEL JOINT, TUBE.]. 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 4730005611021 does not contain precious metals.
This information was last updated on Aug 01, 2025.