National Stock Number (NSN) 5845-01-221-4446, or NIIN 012214446, (power supply) was assigned November 28, 1985 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. One of those 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, 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 26, 1999, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 00740. [A COMPONENT WHICH CONVERTS AVAILABLE ALTERNATING CURRENT OR DIRECT CURRENT ELECTRICAL POWER INTO A FORM REQUIRED TO OPERATE ANOTHER COMPONENT OR SET. THE ITEM MAY CONSIST OF A COMBINATION OF AN INVERTOR,VIBRATOR; VIBRATOR,INTERRUPTER; VIBRATOR,SELF-RECTIFYING; INVERTOR,POWER,STATIC WITH A TRANSFORMER AND RECTIFIES EMPLOYING ELECTRON TUBES, SEMICONDUCTOR DIODE OR METALLIC (DRY DISC) TYPE COMPONENTS, OR THE SYNCHRONIZED SECONDARY CONTACTS OF A VIBRATOR,SELF-RECTIFYING OR MAY CONSIST OF ELECTRON TUBES, SEMICONDUCTOR DIODE OR METALLIC (DRY DISC) TYPE RECTIFIERS AND CAPACITORS IN TRANSFORMERLESS (ALTERNATING CURRENT-DIRECT CURRENT TYPE) CIRCUITS WHICH MAY BE OF THE VOLTAGE-MULTIPLIER TYPE. THE ITEM MAY INCORPORATE A FILTER,DIRECT CURRENT POWER AND PROVISIONS FOR REGULATION OF INPUT AND/OR OUTPUT VOLTAGE. THE ITEM MAY HAVE SPECIAL INPUT, OUTPUT, CONTROL OR OTHER FACILITIES FOR APPLICATIONS IN SPECIALIZED ENVIRONMENTS SUCH AS MEDICAL, DENTAL OR OTHER OPERATIONS. EXCLUDES BATTERY CHARGERS AND ROTATING MACHINERY TYPES OF ITEMS, SUCH AS MOTOR GENERATORS AND ENERATORS AND DYNAMOTORS.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5845012214446 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.