The Relay,reed, cataloged under National Stock Number 5945-01-227-9000, 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 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-227-9000 |
| Primary Part Number | 0490-1403 |
| Item Name | Relay,reed |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Main Contact Maximum Voltage Rating in Volts | 200.0 DC |
| Fragility Factor | MODERATELY RUGGEDMODERATELY RUGGED |
| Main Contact Load Current Rating at Maximum Rated Voltage | 500.0 MILLIAMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Winding DC Resistance Rating | 370.0 OHMS NOMINAL SINGLE WINDING |
| Coil Quantity | 11 |
| Environmental Protection | DUSTPROOFDUSTPROOF |
| Winding Quantity | 11 |
| Operating Voltage Rating and Type at Specified Temp | 5.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Nonpile-Up Main Contact Arrangement | 1 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 |
NSN 5945-01-227-9000 is a Relay,reed, manufactured by Keysight Technologies Inc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-227-9000 has 2 manufacturer part numbers on file: 0490-1403 (Keysight Technologies Inc), 2900-0022 (Coto Corp).
2 possible matches (shared part number, not a government interchangeability claim): 3439-01-511-1628, 5340-01-572-3305. Verify interchangeability with system specifications before substitution.
Key specifications for 0490-1403: Main Contact Maximum Voltage Rating in Volts: 200.0 DC; Fragility Factor: MODERATELY RUGGEDMODERATELY RUGGED; Main Contact Load Current Rating at Maximum Rated Voltage: 500.0 MILLIAMPERES DC RESISTIVE LOAD; Duty Type: CONTINUOUS. 12 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.