The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-026-2074, 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 Alliant Techsystems Operations Llc Div Defense Electronic Systems. Government technical data includes 25 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-026-2074 |
| Primary Part Number | 12141-1 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Alliant Techsystems Operations Llc Div Defense Electronic Systems |
| Status | ACTIVE |
| Switching Time | 20.0 MILLISECONDS MS |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Body Style | RECTANGULAR |
| Mounting Facility Pattern | ISOSCELES TRIANGLE SINGLE MOUNTING FACILITY PATTERN |
| Actuator Voltage in Volts | 18.0 MINIMUM AND 32.0 MAXIMUM |
| Voltage Standing Wave Ratio | 1.50 SINGLE |
| Unthreaded Mounting Hole Diameter | 0.144 INCHES MINIMUM AND 0.154 INCHES MAXIMUM IN |
| Pole Quantity | 1 |
| Longest Vertical Distance Between Mounting Centers | 1.772 INCHES MINIMUM AND 1.788 INCHES MAXIMUM SINGLE MOUNTING FACILITY PATTERN IN |
| Switch Return Mechanism Type | FAIL-SAFE |
| Connector End Design | FEMALE |
| Actuator Current Type and Rating in Amps | 12.0 DC MAXIMUM |
| Coupling Position Quantity | 4 |
| Maximum Operating Altitude Rating | 10000.0 FEET FT |
| Switch Type | NONTRANSFER |
| Actuator Operating Method | RELAY |
| Surface Treatment | PAINT BODY OUTSIDE SURFACES |
| Operating Temp Range | +0.0 TO 65.0 CELSIUS DEGC |
| Frequency Rating | 0.0 GIGAHERTZ MINIMUM AND 12.0 GIGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING |
| Material | ALUMINUM ALLOY BODY |
| Terminal Type and Quantity | 6 TAB, SOLDER LUG |
| Switch Operation Sequence | BREAKS BEFORE MAKES |
| Coaxial Connector Series Designation | SMA |
| Longest Horizontal Distance Between Mounting Centers | 1.082 INCHES MINIMUM AND 1.098 INCHES MAXIMUM SINGLE MOUNTING FACILITY PATTERN IN |
| Throw Quantity | 2 |
| 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 |
|---|---|
| 12141-1 PRIMARY | Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA) |
| 710C70200 | Dow-Key Microwave Llc (USA) |
| Reference | Meaning |
|---|---|
| 710C70200 | 5/9 Secondary reference K&l Microwave Llc |
| 710C70200 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-026-2074 is a Switch,radio Frequency Transmiss, manufactured by Alliant Techsystems Operations Llc Div Defense Electronic Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-026-2074 has 2 manufacturer part numbers on file: 12141-1 (Alliant Techsystems Operations Llc Div Defense Electronic Systems), 710C70200 (Dow-Key Microwave Llc).
Key specifications for 12141-1: Switching Time: 20.0 MILLISECONDS MS; Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S); Overall Height: 2.160 INCHES NOMINAL IN; Body Style: RECTANGULAR. 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.
NSN 5985-01-026-2074 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.