The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-00-727-0482, 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 Stromberg-Carlson Corp a Plessey Telecommunications Co. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-00-727-0482 |
| Primary Part Number | 666274-100 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Stromberg-Carlson Corp a Plessey Telecommunications Co |
| Status | ACTIVE |
| Body Style | RECTANGULAR |
| Actuator Voltage in Volts | 27.5 NOMINAL |
| Coupling Position Quantity | 3 |
| Switch Type | TRANSFER |
| Operating Temp Range | -40.0 TO 80.0 CELSIUS DEGC |
| Frequency Rating | 2.0 MEGAHERTZ MINIMUM AND 30.0 MEGAHERTZ MAXIMUM SINGLE FREQUENCY INSERTION LOSS REFERENCE |
| Frequency Rating | 2.0 MEGAHERTZ MINIMUM AND 30.0 MEGAHERTZ MAXIMUM SINGLE FREQUENCY RF POWER HANDLING |
| Frequency Rating | 2.0 MEGAHERTZ MINIMUM AND 30.0 MEGAHERTZ MAXIMUM SINGLE FREQUENCY VOLTAGE STANDING WAVE RATIO |
| Terminal Type and Quantity | 2 WIRE HOOK |
| Switch Operation Sequence | MAKES BEFORE BREAKS |
| 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 |
|---|---|
| 666274-100 | Stromberg-Carlson Corp a Plessey Telecommunications Co (USA) |
| Reference | Meaning |
|---|---|
| SM-C-500823 | 3/2 Design control — primary reference U.S. Government activity |
| 95-4847 | 5/9 Secondary reference Midland-Ross Corp Midtex Div |
| 398404 | 5/2 Secondary reference U.S. Government activity |
NSN 5985-00-727-0482 is a Switch,radio Frequency Transmiss, manufactured by Stromberg-Carlson Corp a Plessey Telecommunications Co, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-727-0482 has 1 manufacturer part number on file: 666274-100 (Stromberg-Carlson Corp a Plessey Telecommunications Co).
Key specifications for 666274-100: Overall Height: 0.369 INCHES NOMINAL IN; Body Style: RECTANGULAR; Actuator Voltage in Volts: 27.5 NOMINAL; Overall Length: 1.220 INCHES NOMINAL IN. 10 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 5985-00-727-0482 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.