The Relay,reed, cataloged under National Stock Number 5945-01-166-2849, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Keysight Technologies Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-166-2849 |
| Primary Part Number | 0490-1555 |
| Item Name | Relay,reed |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 TERMINAL SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 400.0 DC |
| Fragility Factor | MODERATELY RUGGEDMODERATELY RUGGED |
| Main Contact Load Current Rating at Maximum Rated Voltage | 250.0 MILLIAMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Winding DC Resistance Rating | 350.0 OHMS NOMINAL SINGLE WINDING |
| Coil Quantity | 11 |
| Environmental Protection | DUSTPROOFDUSTPROOF |
| Cubic Measure | 1.003 CUBIC INCHES |
| Winding Quantity | 11 |
| Operating Voltage Rating and Type at Specified Temp | 5.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Terminal Type and Quantity | 6 WIRE HOOK ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 2 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Purpose for Which Designed | GENERALGENERAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7002-5051 | Coto Corp (USA) |
| 0490-1555 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 0490-1309 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 0490-1555 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 0490-1555 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 5945-01-166-2849 is a Relay,reed, manufactured by Keysight Technologies Inc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-166-2849 has 2 manufacturer part numbers on file: 7002-5051 (Coto Corp), 0490-1555 (Keysight Technologies Inc).
Key specifications for 0490-1555: Mounting Facility Type and Quantity: 1 TERMINAL SINGLE MOUNTING FACILITY; Overall Height: 0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 400.0 DC; Fragility Factor: MODERATELY RUGGEDMODERATELY RUGGED. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.