The Attenuator,variable, cataloged under National Stock Number 5985-00-403-9716, 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 Naval Air Warfare Ctr Aircraft Div. Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-403-9716 |
| Primary Part Number | 17-12115-1 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Naval Air Warfare Ctr Aircraft Div |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 1.0 |
| Impedance Rating in Ohms | 12.0 INPUT |
| Mounting Facility Type and Quantity | 4 TERMINAL WITH MOUNTING HOLES |
| Frequency Range | 32.900 GIGAHERTZ MINIMUM AND 33.500 GIGAHERTZ MAXIMUM |
| Body Style | WAVEGUIDE TYPE |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Adjustment Device Type and Quantity | 1 ELECTRONIC, CURRENT CONTROLLED |
| Overall Attenuation Range in Decibels | +0.0 TO 30.0 |
| Voltage Standing Wave Ratio | 1.50 |
| Unthreaded Mounting Hole Diameter | 0.116 INCHES NOMINAL IN |
| Attenuation Variation Method | CONTINUOUS |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Application Design | WAVEGUIDE |
| Terminal Type and Quantity | 2 FLANGE |
| Power Rating | 2.0 WATTS AVERAGE AND 7.0 KILOWATTS PEAK |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 17-12115-1 PRIMARY | Naval Air Warfare Ctr Aircraft Div (USA) |
| Reference | Meaning |
|---|---|
| R591LS | 5/9 Secondary reference U.S. Government activity |
| 17-12115-1 | 5/9 Secondary reference U.S. Government activity |
| MAR-591-LS | 5/9 Secondary reference U.S. Government activity |
NSN 5985-00-403-9716 is a Attenuator,variable, manufactured by Naval Air Warfare Ctr Aircraft Div, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-403-9716 has 1 manufacturer part number on file: 17-12115-1 (Naval Air Warfare Ctr Aircraft Div).
Key specifications for 17-12115-1: Insertion Loss at Minimum Attenuation in Maximum Decibels: 1.0; Impedance Rating in Ohms: 12.0 INPUT; Mounting Facility Type and Quantity: 4 TERMINAL WITH MOUNTING HOLES; Overall Height: 2.440 INCHES NOMINAL IN. 15 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 5985-00-403-9716 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.