National Stock Number
4910-00-529-8386
National Stock Number (NSN) 4910-00-529-8386, or NIIN 005298386, (boring machine,cam and main bear) 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 no manufacturer part numbers associated to this NSN.
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 Jan 20, 2009, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. The design of this part is unstable. Engineering, manufacturing, or performance characteristics indicate that the required design objectives have not been achieved. Major changes are contemplated because the part has a low process yield or has demonstrated marginal performance during tests or service use. These changes will render the present part obsolete and unusable in its present configuration. Limited acquisition from the present source is anticipated pending configuration changes. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 10891. [A FIXED OR PORTABLE MACHINE CONSISTING ESSENTIALLY OF A STEEL BORING BAR WITH REQUIRED EQUIPMENT DESIGNED TO BORE ENGINE CRANKSHAFT MAIN AND/OR CAMSHAFT BEARINGS TO A PREDETERMINED ACCURACY OF INSIDE DIAMETER, LINEARITY, AND CONCENTRICITY.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4910005298386 does not contain precious metals.
This NSN is associated to Schedule B 8479899860: automotive maintenance machines, nesoi. The Schedule B End Use is listed as photo, service industry machinery.
This information was last updated on Jul 01, 2025.