The Attenuator,fixed, cataloged under National Stock Number 5985-01-084-7311, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-084-7311 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT GUNNERY FIRE CONTROL COMPONENT |
| Mounting Hole/stud Quantity | 44 |
| Frequency Range | 2.000 GIGAHERTZ MINIMUM AND 2.000 GIGAHERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM12.400 GIGAHERTZ MAXIMUM |
| Voltage Standing Wave Ratio | 1.071.07 |
| Mounting Method | FLANGE WITH MOUNTING HOLEFLANGE WITH MOUNTING HOLE |
| Rf Signal Attenuation in Decibels | 30.030.0 |
| Attenuation Accuracy in Decibels | -1.00 TO 1.00-1.00 TO 1.00 |
| Unthreaded Mounting Hole Diameter | 0.102 INCHES NOMINAL0.102 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 0.340 INCHES NOMINAL0.340 INCHES NOMINAL IN |
| Connection Type Per Function | FEMALE INPUT AND FEMALE INPUT AND FEMALE OUTPUTFEMALE OUTPUT |
| Operating Temp Range | +25.0 TO 125.0 CELSIUS+25.0 TO 125.0 CELSIUS DEGC |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.340 INCHES NOMINAL0.340 INCHES NOMINAL IN |
| Application Design | TRANSMISSION LINETRANSMISSION LINE |
| Material | ALUMINUM ALLOY BODY |
| Power Rating | 2.0 WATTS PEAK2.0 WATTS PEAK |
| Terminal Type and Quantity | 2 CONNECTOR2 CONNECTOR |
| Coaxial Connector Series Designation | SMASMA |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 583R575H21 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-084-7311 is a Attenuator,fixed, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-084-7311: FSC Application Data: AIRCRAFT GUNNERY FIRE CONTROL COMPONENT; Mounting Hole/stud Quantity: 44; Frequency Range: 2.000 GIGAHERTZ MINIMUM AND 2.000 GIGAHERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM12.400 GIGAHERTZ MAXIMUM; Voltage Standing Wave Ratio: 1.071.07. 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 5985-01-084-7311 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.