The Switch,waveguide, cataloged under National Stock Number 5985-00-124-8844, 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 Waveline Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-124-8844 |
| Primary Part Number | 11U1543 |
| Item Name | Switch,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Waveline Inc |
| Status | ACTIVE |
| Waveguide Flange Type | CHOKE |
| Switching Time | 0.5 MILLISECONDS MS |
| Actuator Voltage in Volts | 28.5 MAXIMUM |
| Switch Return Mechanism Type | FAIL-SAFE |
| Actuator Current Type and Rating in Amps | 1.4 DC MAXIMUM |
| Coupling Position Quantity | 3 |
| Nominal Thread Size | 0.164 INCHES FLANGE CONNECTION FACILITY HOLE IN |
| Nominal Thread Size | 0.164 INCHES MOUNTING FACILITY HOLE IN |
| Switch Type | TRANSFER |
| Insertion Loss in Decibels | 0.25 SINGLE |
| Actuator Operating Method | MOTOR |
| Operating Temp Range | -55.0 TO 86.0 CELSIUS DEGC |
| Rf Power Handling Capability | 85.0 KILOWATTS AVERAGE SINGLE |
| Flange Connecting Facility and Quantity | 3 THREADED HOLE(S) |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) MOUNTING FACILITY HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) FLANGE CONNECTION FACILITY HOLE |
| 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 |
|---|---|
| 11U1543 | Waveline Inc (USA) |
| Reference | Meaning |
|---|---|
| 531639-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-00-124-8844 is a Switch,waveguide, manufactured by Waveline Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-124-8844 has 1 manufacturer part number on file: 11U1543 (Waveline Inc).
Key specifications for 11U1543: Waveguide Flange Type: CHOKE; Switching Time: 0.5 MILLISECONDS MS; Actuator Voltage in Volts: 28.5 MAXIMUM; Switch Return Mechanism Type: FAIL-SAFE. 16 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 5985-00-124-8844 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.