The Relay,electromagnetic, cataloged under National Stock Number 5945-01-121-2780, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Leach International Corp Div Leach International Corporation. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5945-01-121-2780 |
| Primary Part Number | THD1746-1402 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Leach International Corp Div Leach International Corporation |
| Status | ACTIVE |
| Main Contact Maximum Voltage Rating in Volts | 28.0 DC |
| Time Delay | 14.00 SECONDS NOMINAL FIXED OPERATE TIME |
| Environmental Protection | HERMETIC |
| Terminal Type and Quantity | 8 WIRE HOOK CONTACTS |
| 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 |
|---|---|
| THD1746-1402 PRIMARY | Leach International Corp Div Leach International Corporation (USA) |
| Reference | Meaning |
|---|---|
| GR835TN2 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
| TDH1746-1402 | C/1 Advisory reference — outside the item-of-supply concept Leach International Corp Div Leach International Corporation |
NSN 5945-01-121-2780 is a Relay,electromagnetic, manufactured by Leach International Corp Div Leach International Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-121-2780 has 1 manufacturer part number on file: THD1746-1402 (Leach International Corp Div Leach International Corporation).
Key specifications for THD1746-1402: Main Contact Maximum Voltage Rating in Volts: 28.0 DC; Time Delay: 14.00 SECONDS NOMINAL FIXED OPERATE TIME; Environmental Protection: HERMETIC; Terminal Type and Quantity: 8 WIRE HOOK CONTACTS. 4 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.