The Switch,waveguide, cataloged under National Stock Number 5985-01-155-2042, 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 Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-155-2042 |
| Primary Part Number | 20-5334P1 |
| Item Name | Switch,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc |
| Status | ACTIVE |
| Waveguide Flange Type | COVER |
| Switching Time | 100.0 MILLISECONDS MS |
| Actuator Voltage in Volts | 50.0 NOMINAL |
| Switch Return Mechanism Type | FAIL-SAFE |
| Actuator Current Type and Rating in Amps | 1.3 DC MAXIMUM |
| Nominal Thread Size | 0.190 INCHES FLANGE CONNECTION FACILITY HOLE IN |
| Nominal Thread Size | 0.190 INCHES MOUNTING FACILITY HOLE IN |
| Minimum Crosstalk Rating in Decibels | 60.0 SINGLE |
| Actuator Operating Method | RELAY |
| Operating Temp Range | -0.0 TO 55.0 CELSIUS DEGC |
| Rf Power Handling Capability | 2.5 KILOWATTS AVERAGE FIRST |
| Rf Power Handling Capability | 80.0 KILOWATTS PEAK SECOND |
| Flange Connecting Facility and Quantity | 24 THREADED HOLE(S) |
| Thread Series Designator | UNF MOUNTING FACILITY HOLE |
| Thread Series Designator | UNF FLANGE CONNECTION FACILITY HOLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 20-5334P1 PRIMARY | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| 2515571-2 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5985-01-155-2042 is a Switch,waveguide, manufactured by Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-155-2042 has 1 manufacturer part number on file: 20-5334P1 (Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc).
Key specifications for 20-5334P1: Waveguide Flange Type: COVER; Switching Time: 100.0 MILLISECONDS MS; Overall Height: 3.940 INCHES NOMINAL IN; Actuator Voltage in Volts: 50.0 NOMINAL. 15 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 5985-01-155-2042 has DEMIL Code Q. 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.