The Attenuator,fixed, cataloged under National Stock Number 5985-01-339-4274, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-339-4274 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDE AND RELATED EQUIPMENT |
| Mounting Hole/stud Quantity | 2 |
| Frequency Range | 0.000 HERTZ MINIMUM AND 500.000 MEGAHERTZ MAXIMUM |
| Body Style | RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE |
| Precious Material | SILVER |
| Voltage Standing Wave Ratio | 1.25 |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | UNTHREADED HOLE(S) |
| Rf Signal Attenuation in Decibels | 23.0 |
| Attenuation Accuracy in Decibels | -0.50 TO 0.50 |
| Unthreaded Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Surface Treatment | NICKEL BODY |
| Surface Treatment | NICKEL AND SILVER TERMINAL |
| Precious Material and Location | TAB SURFACE SILVER |
| Operating Temp Range | -55.0 TO 100.0 CELSIUS DEGC |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 500.0 MEGAHERTZ |
| Application Design | TRANSMISSION LINE |
| Material | PLASTIC BODY |
| Material | COPPER ALLOY TERMINAL |
| Power Rating | 40.0 WATTS AVERAGE |
| Terminal Type and Quantity | 2 TAB, SOLDER LUG |
| Output Impedance Rating in Ohms | 50.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 1A20436H14 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-339-4274 is a Attenuator,fixed, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-339-4274: Overall Height: 0.125 INCHES NOMINAL IN; FSC Application Data: ANTENNAS,WAVEGUIDE AND RELATED EQUIPMENT; Mounting Hole/stud Quantity: 2; Frequency Range: 0.000 HERTZ MINIMUM AND 500.000 MEGAHERTZ MAXIMUM. 22 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.