The Attenuator,variable, cataloged under National Stock Number 5985-01-369-7459, 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 Alan Industries Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-369-7459 |
| Primary Part Number | 50CA3.6-1395 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Alan Industries Inc |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 1.7 |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Frequency Range | 2.700 GIGAHERTZ MINIMUM AND 3.600 GIGAHERTZ MAXIMUM |
| Body Style | COAXIAL TYPE |
| Adjustment Device Type and Quantity | 2 SHAFT |
| Voltage Standing Wave Ratio | 1.70 |
| Attenuation Variation Method | STEPPED |
| Application Design | TRANSMISSION LINE OR WAVEGUIDE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE |
| Power Rating | 5.0 WATTS AVERAGE |
| Coaxial Connector Series Designation | SMA |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 50CA3.6-1395 PRIMARY | Alan Industries Inc (USA) |
| AR4390 | Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc (USA) |
| Reference | Meaning |
|---|---|
| 1218186-201 | 7/1 Vendor item drawing reference Lockheed Martin Corporation Div Rms |
| 1218186-201 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
NSN 5985-01-369-7459 is a Attenuator,variable, manufactured by Alan Industries Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-369-7459 has 2 manufacturer part numbers on file: 50CA3.6-1395 (Alan Industries Inc), AR4390 (Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc).
Key specifications for 50CA3.6-1395: Insertion Loss at Minimum Attenuation in Maximum Decibels: 1.7; Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Overall Height: 0.499 INCHES NOMINAL IN; Frequency Range: 2.700 GIGAHERTZ MINIMUM AND 3.600 GIGAHERTZ MAXIMUM. 11 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.