The Attenuator,fixed, cataloged under National Stock Number 5985-00-270-4509, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-270-4509 |
| Primary Part Number | 128C539H07 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Surface Treatment | GOLD TERMINAL |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Connection Type Per Function | FEMALE OUTPUT AND MALE INPUT |
| Rf Signal Attenuation in Decibels | 1.0 |
| Voltage Standing Wave Ratio | 1.25 |
| Power Rating | 2.0 WATTS AVERAGE |
| Terminal Type and Quantity | 2 CONNECTOR |
| Overall Diameter | 0.390 INCHES MAXIMUM IN |
| Coaxial Connector Series Designation | SMA |
| Frequency Range | 0.000 HERTZ MINIMUM AND 4.000 GIGAHERTZ MAXIMUM |
| Output Impedance Rating in Ohms | 50.0 |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 4.0 GIGAHERTZ |
| Attenuation Accuracy in Decibels | -0.50 TO 0.50 |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | CONNECTOR |
| Application Design | TRANSMISSION LINE |
| Surface Treatment | PASSIVATE BODY |
| Material | BERYLLIUM COPPER (USE CUB000) TERMINAL |
| FSC Application Data | ANTENNAS, WAVEGUIDES, AND RELATED EQUIPMENT |
| Precious Material | GOLD |
| Precious Material and Location | TERMINAL SURFACES GOLD |
| Material | STEEL CORROSION RESISTING BODY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2082-6171-01 | Cobham Advanced Electronic Solutions Inc. (USA) |
| 128C539H07 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 20510-1 | Cobham Advanced Electronic Solutions Inc. (USA) |
NSN 5985-00-270-4509 is a Attenuator,fixed, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-270-4509 has 3 cross-referenced part numbers: 2082-6171-01 (Cobham Advanced Electronic Solutions Inc.), 128C539H07 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 20510-1 (Cobham Advanced Electronic Solutions Inc.).
There are 12 known substitutes for 5985-00-270-4509: 5935-00-201-8959, 4730-00-352-9793, 5950-00-645-6375 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 128C539H07: Surface Treatment: GOLD TERMINAL; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Connection Type Per Function: FEMALE OUTPUT AND MALE INPUT; Rf Signal Attenuation in Decibels: 1.0. 23 total characteristics are documented in the Federal Logistics Information System.