The Attenuator,variable, cataloged under National Stock Number 5985-01-369-1858, 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 Naval Sea Systems Command. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-369-1858 |
| Primary Part Number | 5829476 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Frequency Range | 7.000 GIGAHERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM |
| Adjustment Device Type and Quantity | 1 SLOTTED SCREW |
| Attenuation Variation Method | CONTINUOUS |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Power Rating | 5.0 WATTS AVERAGE AND 3.0 KILOWATTS PEAK |
| Application Design | TRANSMISSION LINE |
| Coaxial Connector Series Designation | NPM |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Mounting Facility Nominal Screw Thread Diameter | 0.086 INCHES IN |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.875 INCHES NOMINAL IN |
| Overall Attenuation Range in Decibels | +20.0 TO 25.0 |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE |
| Voltage Standing Wave Ratio | 1.70 |
| Body Style | COAXIAL TYPE |
| Mounting Thread Quantity | 56 PER INCH |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 0.5 |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.625 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5985-01-369-1858 is a Attenuator,variable, manufactured by Naval Sea Systems Command, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-01-369-1858 has 4 cross-referenced part numbers: 1206653 (Lockheed Martin Corporation Div Rms), 5829476 (Naval Sea Systems Command), 27136 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), 1206653 (Lockheed Martin Corporation Div Rms - Mitchel Field).
There are 11 known substitutes for 5985-01-369-1858: 5940-00-245-8766, 5910-00-280-5170, 5977-00-285-0215 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5829476: Mounting Facility Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Frequency Range: 7.000 GIGAHERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM; Adjustment Device Type and Quantity: 1 SLOTTED SCREW; Attenuation Variation Method: CONTINUOUS. 22 total characteristics are documented in the Federal Logistics Information System.