National Stock Number
4910-01-198-8719
National Stock Number (NSN) 4910-01-198-8719, or NIIN 011988719, (adapter,cylinder compression tester) was assigned January 15, 1985 in the Federal Logistics Information System (FLIS). NIIN 011988719 was cancelled on March 3, 2005, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 4910012084361.
There are 2 manufacturer part numbers 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, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that 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 assigned to Item Name Code (INC) 21837. [AN ITEM USED TO ADAPT THE STEM OF A TESTER, CYLINDER COMPRESSION TO VARIOUS SIZE AUTOMOTIVE SPARK PLUG PORTS. IT MAY BE A THREADED TYPE TO FIT A DESIGNATED SPARK PLUG PORT OR A UNIVERSAL TYPE DESIGNED TO ACCOMMODATE A RANGE OF SIZES. IT MAY BE FASTENED TO THE TESTER STEM BY MEANS OF A QUICK CHANGE OR THREADED CONNECTOR.]. 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 4910011988719 does not contain precious metals.
This information was last updated on Jul 01, 2025.