The Attenuator,fixed, cataloged under National Stock Number 5985-00-470-2899, 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 18 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-470-2899 |
| Primary Part Number | 128C539H08 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Precious Material and Location | CENTER CONDUCTOR SURFACE GOLD |
| Precious Material | GOLD |
| Input Impedance Rating in Ohms | 50.0 |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 4.0 GIGAHERTZ |
| Mounting Method | CONNECTOR |
| Overall Diameter | 0.390 INCHES MAXIMUM IN |
| Attenuation Accuracy in Decibels | -0.50 TO 0.50 |
| Terminal Type and Quantity | 2 CONNECTOR |
| Coaxial Connector Series Designation | SMA |
| Rf Signal Attenuation in Decibels | 2.0 |
| Power Rating | 2.0 WATTS AVERAGE |
| Output Impedance Rating in Ohms | 50.0 |
| Frequency Range | 0.000 HERTZ MINIMUM AND 4.000 GIGAHERTZ MAXIMUM |
| Connection Type Per Function | FEMALE OUTPUT AND MALE INPUT |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Voltage Standing Wave Ratio | 1.25 |
| Application Design | TRANSMISSION LINE |
| Material | STEEL CORROSION RESISTING BODY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 128C539H08 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 2082-6171-02 | Cobham Advanced Electronic Solutions Inc. (USA) |
| 20510-2 | Cobham Advanced Electronic Solutions Inc. (USA) |
NSN 5985-00-470-2899 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 5985-00-470-2899 has 3 cross-referenced part numbers: 128C539H08 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 2082-6171-02 (Cobham Advanced Electronic Solutions Inc.), 20510-2 (Cobham Advanced Electronic Solutions Inc.).
There are 11 known substitutes for 5985-00-470-2899: 4730-00-069-1187, 5905-00-230-8377, 5935-00-258-9896 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 128C539H08: Precious Material and Location: CENTER CONDUCTOR SURFACE GOLD; Precious Material: GOLD; Input Impedance Rating in Ohms: 50.0; Voltage Standing Wave Ratio Frequency Range: +0.0 TO 4.0 GIGAHERTZ. 19 total characteristics are documented in the Federal Logistics Information System.