The Relay,thermal, cataloged under National Stock Number 5945-00-905-2159, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-905-2159 |
| Primary Part Number | 1803558-1 |
| Item Name | Relay,thermal |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Contact Maximum Voltage Rating in Volts | 115.0 AC |
| Delay Time in Seconds | 2.0 FIXED OPERATE NOMINAL |
| Contact Arrangement | SINGLE POLE, SINGLE THROW, NORMALLY OPEN |
| Overall Diameter | 0.750 INCHES NOMINAL IN |
| Heater Voltage Rating in Volts | 28.0 |
| Contact Maximum Current Rating in Amps | 2.0 AC |
| Environmental Protection | HERMETIC |
| Terminal Type and Quantity | 7 WIRE HOOK |
| 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 |
|---|---|
| 1803558-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems (USA) |
| Reference | Meaning |
|---|---|
| LT2101 | 5/9 Secondary reference U.S. Government activity |
| 1803558-1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 5945-00-905-2159 is a Relay,thermal, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-905-2159 has 1 manufacturer part number on file: 1803558-1 (Honeywell Intl Inc Defense Avionics Systems).
Key specifications for 1803558-1: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Contact Maximum Voltage Rating in Volts: 115.0 AC; Delay Time in Seconds: 2.0 FIXED OPERATE NOMINAL; Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY OPEN. 9 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.