National Stock Number
6610-01-117-6986
National Stock Number (NSN) 6610-01-117-6986, or NIIN 011176986, (altimeter,servo controlled,automatic pressure standby) was assigned August 20, 1981 in the Federal Logistics Information System (FLIS). NIIN 011176986 was cancelled on March 10, 2001, with a cancelled status of "Item is Cancelled WITHOUT Replacement." 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) 60046. [A SERVO CONTROLLED INSTRUMENT WHICH MEASURES ALTITUDE BY DIAL INDICATION TRANSMITTED BY SYNCHRO FROM A REMOTE SOURCE. THE TRANSMITTED ALTITUDE MAY BE PRESSURE ALTITUDE AS DERIVED FROM AN AIR DATA COMPUTER OR OTHER SUITABLE TRANSMITTER. IT EMPLOYS A ZERO SETTING SYSTEM TO PERMIT THE ALTIMETER TO BE SET AT ZERO ALTITUDE AT AN EXISTING GROUND LEVEL. THE ITEM INCORPORATES AN AUTOMATIC STANDBY FEATURE WHICH WILL REVERT TO DIRECT STATIC PRESSURE ACTUATION, INDICATED BY A WARNING SIGNAL IN THE EVENT OF ELECTRICAL MALFUNCTIONS OR AT THE PILOT'S OPTION. THE ITEM IS DESIGNED FOR USE IN AIRCRAFT WHERE ACCURACY IS REQUIRED TO MEET ALTITUDE SEPARATION REQUIREMENTS. SEE ALSO INFORMATION POSITIONING SET.]. 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 6610011176986 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.