The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-489-6173, 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 Mercury Commercial Electronics, Inc. Dba Micronetics. Government technical data includes 26 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-489-6173 |
| Primary Part Number | RSM-2D-L-I-TTL-25V |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Mercury Commercial Electronics, Inc. Dba Micronetics |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Body Style | RECTANGULAR |
| Actuator Voltage in Volts | 25.0 NOMINAL |
| Precious Material | GOLD |
| Voltage Standing Wave Ratio | 1.40 THIRD |
| Voltage Standing Wave Ratio | 1.30 SECOND |
| Voltage Standing Wave Ratio | 1.20 FIRST |
| Voltage Standing Wave Ratio | 1.50 FOURTH |
| Unthreaded Mounting Hole Diameter | 0.094 INCHES NOMINAL IN |
| Pole Quantity | 1 |
| Connector End Design | FEMALE |
| Actuator Current Type and Rating in Amps | 0.180 DC NOMINAL |
| Coupling Position Quantity | 3 |
| Minimum Crosstalk Rating in Decibels | 70.0 SECOND |
| Minimum Crosstalk Rating in Decibels | 60.0 FOURTH |
| Minimum Crosstalk Rating in Decibels | 60.0 THIRD |
| Minimum Crosstalk Rating in Decibels | 75.0 FIRST |
| Switch Type | NONTRANSFER |
| Insertion Loss in Decibels | 0.20 FIRST |
| Insertion Loss in Decibels | 0.40 THIRD |
| Insertion Loss in Decibels | 0.30 SECOND |
| Insertion Loss in Decibels | 0.50 FOURTH |
| Actuator Operating Method | RELAY |
| Surface Treatment | GOLD CONNECTOR(S) ALL SURFACES |
| Precious Material and Location | PLATED CONNECTORS GOLD |
| Operating Temp Range | +0.0 TO 70.0 CELSIUS DEGC |
| 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 |
|---|---|
| RSM-2D-L-I-TTL-25V PRIMARY | Mercury Commercial Electronics, Inc. Dba Micronetics (USA) |
| Reference | Meaning |
|---|---|
| C11555 | D/9 Drawing number reference only U.S. Government activity |
| C11555-2 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5985-01-489-6173 is a Switch,radio Frequency Transmiss, manufactured by Mercury Commercial Electronics, Inc. Dba Micronetics, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-489-6173 has 1 manufacturer part number on file: RSM-2D-L-I-TTL-25V (Mercury Commercial Electronics, Inc. Dba Micronetics).
Key specifications for RSM-2D-L-I-TTL-25V: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Overall Height: 1.340 INCHES NOMINAL IN; Body Style: RECTANGULAR; Actuator Voltage in Volts: 25.0 NOMINAL. 26 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.