The Relay,thermal, cataloged under National Stock Number 5945-01-720-0458, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rockwell Automation, Inc. Dba Rockwell Automation. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Relay,thermal |
| FSC / FSG | 5945 — Relays and Solenoids (FSG 59) |
| Manufacturers | Rockwell Automation, Inc. Dba Rockwell Automation (CAGE 01121) |
| Parameter | Value |
|---|---|
| NSN | 5945-01-720-0458 |
| Primary Part Number | 193-T1AC21 |
| Item Name | Relay,thermal |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Rockwell Automation, Inc. Dba Rockwell Automation |
| Status | ACTIVE |
| 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 |
|---|---|
| 193-T1AC21 PRIMARY | Rockwell Automation, Inc. Dba Rockwell Automation (USA) |
| Reference | Meaning |
|---|---|
| 741004 ITEM 55 | C/1 Advisory reference — outside the item-of-supply concept Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd. |
| 741004 | D/9 Drawing number reference only Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd. |
NSN 5945-01-720-0458 is a Relay,thermal, manufactured by Rockwell Automation, Inc. Dba Rockwell Automation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-720-0458 has 1 manufacturer part number on file: 193-T1AC21 (Rockwell Automation, Inc. Dba Rockwell Automation).
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.