The Switch,waveguide, cataloged under National Stock Number 5985-01-511-6639, 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 Sector Microwave Industries, Inc. Dba Sector Microwave Indust. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-511-6639 |
| Primary Part Number | 3EGMS |
| Item Name | Switch,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Sector Microwave Industries, Inc. Dba Sector Microwave Indust |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Body Style | RECTANGULAR |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY PATTERN |
| Voltage Standing Wave Ratio | 1.05 SINGLE |
| Unthreaded Mounting Hole Diameter | 0.190 INCHES NOMINAL IN |
| Shortest Horizontal Distance Between Mounting Centers | 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN |
| Actuator Current Type and Rating in Amps | 42.0 DC MINIMUM AND 52.0 DC MAXIMUM |
| Distance Between Mounting Facility Centers | 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN |
| Nominal Thread Size | 0.190 INCHES MOUNTING FACILITY HOLE IN |
| Minimum Crosstalk Rating in Decibels | 60.0 SINGLE |
| Switch Type | TRANSFER |
| Insertion Loss in Decibels | 1.05 SINGLE |
| Actuator Operating Method | MOTOR |
| Frequency Rating | 5.85 GIGAHERTZ MINIMUM AND 8.20 GIGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) |
| Thread Series Designator | UNF MOUNTING FACILITY HOLE |
| Longest Horizontal Distance Between Mounting Centers | 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-01-511-6639 is a Switch,waveguide, manufactured by Sector Microwave Industries, Inc. Dba Sector Microwave Indust, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-511-6639 has 2 manufacturer part numbers on file: 3EGMS (Sector Microwave Industries, Inc. Dba Sector Microwave Indust), 3EGSM (Sector Microwave Industries, Inc. Dba Sector Microwave Indust).
Key specifications for 3EGMS: Mounting Facility Type and Quantity: 4 THREADED HOLE(S); Overall Height: 2.250 INCHES NOMINAL IN; Body Style: RECTANGULAR; Mounting Facility Pattern: FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY PATTERN. 17 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.