The Switch,electronic, cataloged under National Stock Number 6625-01-021-8138, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is General Microwave Corporation Div Kratos Microwave Electronics. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-021-8138 |
| Primary Part Number | DM683H-4(B) |
| Item Name | Switch,electronic |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | General Microwave Corporation Div Kratos Microwave Electronics |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| FSC Application Data | TEST SET,COUNTERMEASURES |
| Vibration Resistance Range in Hertz | +5.0 TO 55.0 |
| Frequency Per Channel | 8.0 GIGAHERTZ MAXIMUM OPERATING CHANNEL AND 4.0 GIGAHERTZ MINIMUM OPERATING CHANNEL |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Shock Resistance Rating in Gravitational Units | 15.0 |
| Maximum Operating Altitude Rating | 10000.0 FEET FT |
| Shock Pulse Duration Time | 11.0 MILLISECONDS MS |
| Environmental Protection | GENERAL PURPOSE |
| Operating Temp Range | +0.0 TO 65.0 CELSIUS DEGC |
| Installation Design | FREE-STANDING WITH LEGS |
| External DC Operating Voltage in Volts | -15.0 NOMINAL 2ND VOLTAGE AND 15.0 NOMINAL 1ST VOLTAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | Y |
| Part Number | Manufacturer |
|---|---|
| DM683H-4(B) PRIMARY | General Microwave Corporation Div Kratos Microwave Electronics (USA) |
| Reference | Meaning |
|---|---|
| 3027704P3 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 6625-01-021-8138 is a Switch,electronic, manufactured by General Microwave Corporation Div Kratos Microwave Electronics, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-021-8138 has 1 manufacturer part number on file: DM683H-4(B) (General Microwave Corporation Div Kratos Microwave Electronics).
Key specifications for DM683H-4(B): Circuit Construction Type: SOLID STATE; Overall Height: 0.788 INCHES NOMINAL IN; FSC Application Data: TEST SET,COUNTERMEASURES; Vibration Resistance Range in Hertz: +5.0 TO 55.0. 12 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 6625-01-021-8138 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.