National Stock Number
2840-00-123-7538
National Stock Number (NSN) 2840-00-123-7538, or NIIN 001237538, (housing,antifriction bearing,turbine engine) was assigned November 4, 1968 in the Federal Logistics Information System (FLIS). NIIN 001237538 was cancelled on May 1, 2004, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 2 stock numbers: 2840008956136, 2840001237537.
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 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.
This NSN is assigned to Item Name Code (INC) 61691. [INC 61691 CANCELLED/REPLACED BY ,INC 50346, FIIG A11300, APP-KEY A ,INC 50345, FIIG A11300, APP-KEY A , ON 042194 AND INC 50346, FIIG A113, APPL KEY A. A HOUSING DESIGNED TO SURROUND, RETAIN, SUPPORT, AND PROTECT A TURBINE ENGINE ANTIFRICTION BEARING. EXCLUDES:BUSHING, SLEEVE.]. 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 2840001237538 does not contain precious metals.
This information was last updated on Jul 01, 2025.