The Relay,hybrid, cataloged under National Stock Number 5945-01-677-4445, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ward Leonard Ct Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-677-4445 |
| Primary Part Number | N303-440-PROFII:FO |
| Item Name | Relay,hybrid |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Ward Leonard Ct Llc |
| 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 |
|---|---|
| N303-440-PROFII:FO PRIMARY | Ward Leonard Ct Llc (USA) |
| Reference | Meaning |
|---|---|
| 27468 ITEM NO 2 | D/9 Drawing number reference only Ward Leonard Ct Llc |
| 27407 ITEM NO 2 | D/9 Drawing number reference only Ward Leonard Ct Llc |
| 27431 ITEM NO 2 | D/9 Drawing number reference only Ward Leonard Ct Llc |
| 27405/SHEET 1 ITEM NO 2 | D/9 Drawing number reference only Ward Leonard Ct Llc |
| 27406 REV C ITEM NUMBER 2 | D/9 Drawing number reference only Ward Leonard Ct Llc |
NSN 5945-01-677-4445 is a Relay,hybrid, manufactured by Ward Leonard Ct Llc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-677-4445 has 1 manufacturer part number on file: N303-440-PROFII:FO (Ward Leonard Ct Llc).
1 possible match (shared part number, not a government interchangeability claim): 5945-01-677-4735. Verify interchangeability with system specifications before substitution.
Key specifications for N303-440-PROFII:FO: Part Name Assigned by Controlling Agency: ELECTRICAL, OVERLOAD RELAY. 0 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.