The Attenuator,variable, cataloged under National Stock Number 5985-01-339-1073, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-339-1073 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Frequency Range | 0.000 HERTZ MINIMUM AND 1.300 GIGAHERTZ MAXIMUM |
| Body Style | COAXIAL TYPE |
| Attenuation Accuracy Reference Frequency | 1.3 GIGAHERTZ |
| Adjustment Device Type and Quantity | 1 ELECTRONIC, PROGRAMMABLE |
| Overall Attenuation Range in Decibels | +0.0 TO 127.0 |
| Voltage Standing Wave Ratio | 1.20 AND 1.30 AND 1.50 |
| Overall Attenuation Accuracy in Decibels | -0.40 TO 0.40 |
| Attenuation Per Step in Decibels | 1.0 AND 2.0 AND 4.0 AND 8.0 AND 16.0 AND 32.0 |
| Attenuation Variation Method | STEPPED |
| Application Design | TRANSMISSION LINE |
| Power Rating | 0.5 WATTS AVERAGE AND 750.0 WATTS PEAK |
| Step Position Quantity | 6 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 53127A-1S-5V-TTL | 3/9 Design control — primary reference Trilithic, Inc. |
| 4900-00060-40-4 | 5/9 Secondary reference Leonardo Mw Ltd |
| 4900-00060-40-4 | 5/9 Secondary reference Leonardo Uk Ltd |
| 4900-00060-40-4 | 5/9 Secondary reference Marconi Avionics Ltd |
| PA-54/SMA-TTL5V | 5/9 Secondary reference Trilithic, Inc. |
NSN 5985-01-339-1073 is a Attenuator,variable, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-339-1073: Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Overall Height: 1.375 INCHES NOMINAL IN; Frequency Range: 0.000 HERTZ MINIMUM AND 1.300 GIGAHERTZ MAXIMUM; Body Style: COAXIAL TYPE. 13 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 5985-01-339-1073 has DEMIL Code Q. 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.