The Attenuator,fixed, cataloged under National Stock Number 5985-00-823-4606, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Div Es Defensive Systems Division. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-823-4606 |
| Primary Part Number | 82541 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
| Status | ACTIVE |
| Frequency Range | 390.000 MEGAHERTZ MINIMUM AND 1150.000 MEGAHERTZ MAXIMUM |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Attenuation Accuracy Reference Frequency | 3.0 GIGAHERTZ |
| Overall Diameter | 0.781 INCHES NOMINAL IN |
| Voltage Standing Wave Ratio | 1.15 AND 1.25 |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | CONNECTOR |
| Rf Signal Attenuation in Decibels | 6.0 |
| Surface Treatment | SILVER BODY |
| Operating Temp Range | -54.0 TO 75.0 CELSIUS DEGC |
| Application Design | TRANSMISSION LINE |
| Material | COPPER ALLOY AND SILVER BODY |
| Temperature Sensitivity Attenuation in Decibels | 5.0000 |
| Power Rating | 1.0 WATTS AVERAGE AND 1.0 WATTS PEAK |
| Terminal Type and Quantity | 2 CONNECTOR |
| Output Impedance Rating in Ohms | 50.0 |
| Coaxial Connector Series Designation | N |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 82541 | Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA) |
| Reference | Meaning |
|---|---|
| TPN6 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5985-00-823-4606 is a Attenuator,fixed, manufactured by Northrop Grumman Systems Corporation Div Es Defensive Systems Division, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-823-4606 has 1 manufacturer part number on file: 82541 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division).
2 possible matches (shared part number, not a government interchangeability claim): 3020-01-234-2959, 5930-01-441-9249. Verify interchangeability with system specifications before substitution.
Key specifications for 82541: Frequency Range: 390.000 MEGAHERTZ MINIMUM AND 1150.000 MEGAHERTZ MAXIMUM; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Attenuation Accuracy Reference Frequency: 3.0 GIGAHERTZ; Overall Diameter: 0.781 INCHES NOMINAL IN. 17 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5985-00-823-4606 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.