The Attenuator,fixed, cataloged under National Stock Number 5985-00-491-0255, 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 Us Army Aviation and Missile Command. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-491-0255 |
| Primary Part Number | 7913358-2-2 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| FSC Application Data | TEST KIT,RADAR,FIRE CONTROL MAINTENANCE |
| Frequency Range | 0.000 HERTZ MINIMUM AND 12.500 GIGAHERTZ MAXIMUM |
| Body Style | RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Attenuation Accuracy Reference Frequency | 12.5 GIGAHERTZ |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | CONNECTOR |
| Rf Signal Attenuation in Decibels | 6.0 |
| Attenuation Accuracy in Decibels | -0.40 TO 0.40 |
| Body Length | 4.000 INCHES NOMINAL IN |
| Operating Temp Range | +13.0 TO 33.0 CELSIUS DEGC |
| Application Design | TRANSMISSION LINE |
| Material | ALUMINUM BODY |
| Power Rating | 1.0 WATTS AVERAGE AND 500.0 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 A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 7913358-2-2 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 5985-00-491-0255 is a Attenuator,fixed, manufactured by Us Army Aviation and Missile Command, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-491-0255 has 1 manufacturer part number on file: 7913358-2-2 (Us Army Aviation and Missile Command).
Key specifications for 7913358-2-2: Overall Height: 2.000 INCHES NOMINAL IN; FSC Application Data: TEST KIT,RADAR,FIRE CONTROL MAINTENANCE; Frequency Range: 0.000 HERTZ MINIMUM AND 12.500 GIGAHERTZ MAXIMUM; Body Style: RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES. 16 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.
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.