The Relay,electromagnetic, cataloged under National Stock Number 5945-01-290-3648, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-290-3648 |
| Primary Part Number | RLY1890 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters |
| Status | ACTIVE |
| Main Contact Maximum Voltage Rating in Volts | 250.0 AC |
| Main Contact Load Current Rating at Maximum Rated Voltage | 5.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Coil Quantity | 1 |
| Winding Quantity | 1 |
| 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 |
|---|---|
| RLY1890 | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA) |
| 93-309090-25724H | Bae Systems Land & Armaments L.p. (USA) |
| Reference | Meaning |
|---|---|
| P1026-0025 | 5/9 Secondary reference Command-Aire Corp |
| P1026-0055 | 3/9 Design control — primary reference Command-Aire Corp |
NSN 5945-01-290-3648 is a Relay,electromagnetic, manufactured by Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-290-3648 has 2 manufacturer part numbers on file: RLY1890 (Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters), 93-309090-25724H (Bae Systems Land & Armaments L.p.).
Key specifications for RLY1890: Main Contact Maximum Voltage Rating in Volts: 250.0 AC; Main Contact Load Current Rating at Maximum Rated Voltage: 5.0 AMPERES AC RESISTIVE LOAD; Duty Type: CONTINUOUS; Coil Quantity: 1. 5 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.