The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-229-8756, 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 Renaissance Electronics & Communications, Llc. Government technical data includes 25 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-229-8756 |
| Primary Part Number | RSM(B)-2D-L-TTL-I |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Renaissance Electronics & Communications, Llc |
| Status | ACTIVE |
| Switching Time | 20.0 MILLISECONDS MS |
| Mounting Facility Type and Quantity | 1 BASE AND 2 UNTHREADED HOLE(S) |
| Actuator Voltage in Volts | 28.0 NOMINAL |
| 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 | 0.120 INCHES NOMINAL IN |
| Pole Quantity | 1 |
| Switch Return Mechanism Type | LATCHING |
| Connector End Design | FEMALE |
| Actuator Current Type and Rating in Amps | 0.18 DC NOMINAL |
| Coupling Position Quantity | 3 |
| Minimum Crosstalk Rating in Decibels | 60.0 FIRST |
| Minimum Crosstalk Rating in Decibels | 70.0 SECOND |
| Minimum Crosstalk Rating in Decibels | 75.0 THIRD |
| 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 |
| Surface Treatment | ANODIZE AND PAINT BODY ALL SURFACES |
| Operating Temp Range | +0.0 TO 70.0 CELSIUS DEGC |
| Frequency Rating | 0.0 GIGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING |
| Material | ALUMINUM ALLOY BODY |
| 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(B)-2D-L-TTL-I PRIMARY | Renaissance Electronics & Communications, Llc (USA) |
| Reference | Meaning |
|---|---|
| C11555-1 | 7/2 Vendor item drawing reference U.S. Government activity |
| RSM(B)-2D-L-TTL-I | 5/9 Secondary reference Mercury Commercial Electronics, Inc. Dba Micronetics |
NSN 5985-01-229-8756 is a Switch,radio Frequency Transmiss, manufactured by Renaissance Electronics & Communications, Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-229-8756 has 1 manufacturer part number on file: RSM(B)-2D-L-TTL-I (Renaissance Electronics & Communications, Llc).
Key specifications for RSM(B)-2D-L-TTL-I: Switching Time: 20.0 MILLISECONDS MS; Mounting Facility Type and Quantity: 1 BASE AND 2 UNTHREADED HOLE(S); Overall Height: 0.500 INCHES NOMINAL IN; Actuator Voltage in Volts: 28.0 NOMINAL. 25 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.