The Attenuator,variable, cataloged under National Stock Number 5985-00-620-5978, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Joint Electronics Type Designation System. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-620-5978 |
| Primary Part Number | ANCN476U |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Joint Electronics Type Designation System |
| Status | ACTIVE |
| Impedance Rating in Ohms | 90.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 2 CONNECTOR |
| Power Rating | 500.0 MILLIWATTS AVERAGE |
| Step Position Quantity | 9 |
| Attenuation Variation Method | STEPPED |
| Frequency Range | 0.000 MEGAHERTZ MINIMUM AND 500.000 MEGAHERTZ MAXIMUM |
| Attenuation Per Step in Decibels | 0.1 |
| Overall Attenuation Range in Decibels | +0.0 TO 101.0 |
| Application Design | TRANSMISSION LINE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5985-00-620-5978 is a Attenuator,variable, manufactured by Joint Electronics Type Designation System, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-620-5978 has 4 cross-referenced part numbers: ANCN476U (Joint Electronics Type Designation System), CN4764 (Joint Electronics Type Designation System), M546 (Meggitt (new Hampshire), Inc), M546 (Automated Industrial Electronics Corp Dba Aie).
There are 5 known substitutes for 5985-00-620-5978: 3040-00-389-4934, 5305-00-913-7334, 4730-01-193-7390 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for ANCN476U: Impedance Rating in Ohms: 90.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 2 CONNECTOR; Power Rating: 500.0 MILLIWATTS AVERAGE; Step Position Quantity: 9. 9 total characteristics are documented in the Federal Logistics Information System.