The Attenuator,variable, cataloged under National Stock Number 5985-00-133-2927, 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17 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-133-2927 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 0.3 |
| Impedance Rating in Ohms | 75.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 2 CONNECTOR |
| Frequency Range | 0.000 MEGAHERTZ MINIMUM AND 500.000 MEGAHERTZ MAXIMUM |
| Body Style | COAXIAL TYPE |
| Adjustment Device Type and Quantity | 9 LEVER |
| Overall Attenuation Range in Decibels | +0.0 TO 82.5 |
| Voltage Standing Wave Ratio | 1.30 |
| Overall Attenuation Accuracy in Decibels | -1.00 TO 1.00 |
| Attenuation Per Step in Decibels | 0.5 AND 1.0 AND 2.0 AND 3.0 AND 6.0 AND 10.0 AND 20.0 |
| Attenuation Variation Method | STEPPED |
| Operating Temp Range | -20.0 TO 125.0 CELSIUS DEGC |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE |
| Power Rating | 500.0 MILLIWATTS AVERAGE AND 1.0 KILOWATTS PEAK |
| Step Position Quantity | 9 |
| Coaxial Connector Series Designation | BNC |
| 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 |
|---|---|
| SA-78BNC | 3/9 Design control — primary reference Trilithic, Inc. |
| SA-78 | 5/9 Secondary reference Trilithic, Inc. |
NSN 5985-00-133-2927 is a Attenuator,variable, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-00-133-2927: Insertion Loss at Minimum Attenuation in Maximum Decibels: 0.3; Impedance Rating in Ohms: 75.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 2 CONNECTOR; Overall Height: 1.687 INCHES NOMINAL IN. 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 5985-00-133-2927 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.