National Stock Number
6610-00-558-0480
National Stock Number (NSN) 6610-00-558-0480, or NIIN 005580480, (indicator,vertical velocity) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 5 stock numbers: 6685007666951, 6610005510673, 6610005568860, 6610005573410, 6610009736630.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 1991, 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 requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 03448. [AN INDICATOR WHICH INDICATES THE RATE OF AN AIRCRAFT'S ASCENT OR DESCENT.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 6610005580480 does not contain precious metals.
This NSN is associated to Schedule B 9014900000: parts & accessories for direction finding compasses and other navigational instruments and appliances. The Schedule B End Use is listed as marine engines, parts. NAICS classification category 334511: search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing.
This information was last updated on Aug 01, 2025.