National Stock Number
5330-01-178-8833
National Stock Number (NSN) 5330-01-178-8833, or NIIN 011788833, (ring,wiper) was assigned May 11, 1984 in the Federal Logistics Information System (FLIS). NIIN 011788833 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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) 20256. [A CIRCULAR, SINGLE OR MULTIPIECE, RIGID, METALLIC OR NONMETALLIC ITEM HAVING A CENTRALLY LOCATED HOLE WITH A SHARP EDGE ON THE INSIDE PERIPHERY. IT IS SUPPLIED IN VARIOUS CROSS-SECTIONAL SHAPES AND IS DESIGNED TO BE INSTALLED IN A CYLINDER, SHOCK STRUT, OR SIMILAR DEVICE TO REMOVE EXCESS OIL, DIRT, ICE, AND/OR FOREIGN MATERIAL FROM A PISTON, RAM, OR SLIDING ROD. EXCLUDES:PACKING, PREFORMED; RING, PISTON; AND SEAL RING, METAL.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5330011788833 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.