The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-372-6850, 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 L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation. Government technical data includes 24 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-372-6850 |
| Primary Part Number | 177874-004 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation |
| Status | ACTIVE |
| Switching Time | 20.0 MILLISECONDS MS |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Body Style | RECTANGULAR |
| Mounting Facility Pattern | FOUR POSITION IN-LINE SINGLE MOUNTING FACILITY PATTERN |
| Actuator Voltage in Volts | 28.0 NOMINAL |
| Voltage Standing Wave Ratio | 1.20 SINGLE |
| Criticality Code Justification | FEAT |
| Unthreaded Mounting Hole Diameter | 0.177 INCHES NOMINAL IN |
| Pole Quantity | 1 |
| Longest Vertical Distance Between Mounting Centers | 1.800 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN |
| Switch Return Mechanism Type | FAIL-SAFE |
| Connector End Design | FEMALE |
| Actuator Current Type and Rating in Amps | 0.45 DC MAXIMUM |
| Coupling Position Quantity | 12 |
| Minimum Crosstalk Rating in Decibels | 60.0 SINGLE |
| Switch Type | NONTRANSFER |
| Insertion Loss in Decibels | 0.20 SINGLE |
| Actuator Operating Method | RELAY |
| Frequency Rating | 2.2 GIGAHERTZ MINIMUM AND 2.3 GIGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING |
| Rf Power Handling Capability | 1.0 WATTS AVERAGE SINGLE |
| Terminal Type and Quantity | 4 PLUG, COAXIAL AND 8 TURRET |
| Coaxial Connector Series Designation | SMA |
| Longest Horizontal Distance Between Mounting Centers | 1.800 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN |
| Throw Quantity | 3 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 8032-B1237-AXG-7A2 | Loral Corp (USA) |
| 177874-004 PRIMARY | L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation (USA) |
| Reference | Meaning |
|---|---|
| 177874-004 | 5/9 Secondary reference Spectrum Microwave, Inc. |
| 177874-004 | 5/9 Secondary reference Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc |
NSN 5985-01-372-6850 is a Switch,radio Frequency Transmiss, manufactured by L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-372-6850 has 2 manufacturer part numbers on file: 8032-B1237-AXG-7A2 (Loral Corp), 177874-004 (L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation).
Key specifications for 177874-004: Switching Time: 20.0 MILLISECONDS MS; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Overall Height: 2.250 INCHES MAXIMUM IN; Body Style: RECTANGULAR. 24 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.