The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-417-0074, 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 American Microwave Corporation. Government technical data includes 30 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-417-0074 |
| Primary Part Number | SW-2181-5A OPT 006 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | American Microwave Corporation |
| Status | ACTIVE |
| Switching Time | 50.0 NANOSECONDS NS |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Mounting Facility Pattern | TWO POSITION IN-LINE SINGLE MOUNTING FACILITY PATTERN |
| Voltage Standing Wave Ratio | 1.80 FIRST |
| Voltage Standing Wave Ratio | 1.80 SECOND |
| Voltage Standing Wave Ratio | 2.00 FOURTH |
| Voltage Standing Wave Ratio | 2.00 THIRD |
| Unthreaded Mounting Hole Diameter | 0.104 INCHES NOMINAL IN |
| Pole Quantity | 1 |
| Connector End Design | FEMALE |
| Distance Between Mounting Facility Centers | 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN |
| Coupling Position Quantity | 5 |
| Minimum Crosstalk Rating in Decibels | 60.0 FOURTH |
| Minimum Crosstalk Rating in Decibels | 60.0 THIRD |
| Minimum Crosstalk Rating in Decibels | 65.0 FIRST |
| Minimum Crosstalk Rating in Decibels | 65.0 SECOND |
| Switch Type | NONTRANSFER |
| Insertion Loss in Decibels | 2.70 FIRST |
| Insertion Loss in Decibels | 2.70 SECOND |
| Insertion Loss in Decibels | 3.30 THIRD |
| Insertion Loss in Decibels | 3.60 FOURTH |
| Actuator Operating Method | SOLID STATE |
| Frequency Rating | 8.0 GIGAHERTZ MINIMUM AND 12.4 GIGAHERTZ MAXIMUM THIRD FREQUENCY INSERTION LOSS REFERENCE |
| Frequency Rating | 4.0 GIGAHERTZ MINIMUM AND 8.0 GIGAHERTZ MAXIMUM SECOND FREQUENCY INSERTION LOSS REFERENCE |
| Frequency Rating | 12.4 GIGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MAXIMUM FOURTH FREQUENCY INSERTION LOSS REFERENCE |
| Frequency Rating | 12.4 GIGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MAXIMUM FOURTH FREQUENCY CROSSTALK REFERENCE |
| Frequency Rating | 2.0 GIGAHERTZ MINIMUM AND 4.0 GIGAHERTZ MAXIMUM FIRST FREQUENCY CROSSTALK REFERENCE |
| Frequency Rating | 2.0 GIGAHERTZ MINIMUM AND 4.0 GIGAHERTZ MAXIMUM FIRST FREQUENCY INSERTION LOSS REFERENCE |
| Frequency Rating | 4.0 GIGAHERTZ MINIMUM AND 8.0 GIGAHERTZ MAXIMUM SECOND FREQUENCY CROSSTALK REFERENCE |
| Frequency Rating | 8.0 GIGAHERTZ MINIMUM AND 12.4 GIGAHERTZ MAXIMUM THIRD FREQUENCY CROSSTALK REFERENCE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SW-2181-5A OPT 006 PRIMARY | American Microwave Corporation (USA) |
NSN 5985-01-417-0074 is a Switch,radio Frequency Transmiss, manufactured by American Microwave Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-417-0074 has 1 manufacturer part number on file: SW-2181-5A OPT 006 (American Microwave Corporation).
Key specifications for SW-2181-5A OPT 006: Switching Time: 50.0 NANOSECONDS NS; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Mounting Facility Pattern: TWO POSITION IN-LINE SINGLE MOUNTING FACILITY PATTERN; Voltage Standing Wave Ratio: 1.80 FIRST. 30 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 5985-01-417-0074 has DEMIL Code D. 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.