National Stock Number
2240-00-379-1280
National Stock Number (NSN) 2240-00-379-1280, or NIIN 003791280, (dust guard,railway journal) 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 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 11, 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. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 04428. [AN ITEM DESIGNED TO FIT CLOSELY AROUND THE DUST GUARD BEARING OF A RAILWAY AXLE TO EXCLUDE DUST AND DIRT AND TO PREVENT THE ESCAPE OF OIL AND WASTE FROM THE JOURNAL BOX.]. 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 2240003791280 contains an unknown precious metal.
This NSN is associated to Schedule B 8607995000: parts, nesoi, of railway rolling stock, nesoi. The Schedule B End Use is listed as railway transportation equipment. NAICS classification category 336510: railroad rolling stock manufacturing.
This information was last updated on Aug 01, 2025.