The Relay,electromagnetic, cataloged under National Stock Number 5945-01-611-8973, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Tyco Intl Ltd. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 — Relays and Solenoids (FSG 59) |
| Manufacturers | Maritime Applied Physics Corporation Dba Blacksea Technologies (CAGE 0E3P8); Tyco Intl Ltd (CAGE 0BAG4) |
| Parameter | Value |
|---|---|
| NSN | 5945-01-611-8973 |
| Primary Part Number | XT3S4S15 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Tyco Intl Ltd |
| 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 |
|---|---|
| 421-0-025 REV A ITEM NO 5 | Maritime Applied Physics Corporation Dba Blacksea Technologies (USA) |
| XT3S4S15 PRIMARY | Tyco Intl Ltd (USA) |
| 410-0-027 REV A ITEM NO 4 | Maritime Applied Physics Corporation Dba Blacksea Technologies (USA) |
| 421-1-068 | Maritime Applied Physics Corporation Dba Blacksea Technologies (USA) |
| Reference | Meaning |
|---|---|
| 410-0-027 | D/9 Drawing number reference only Maritime Applied Physics Corporation Dba Blacksea Technologies |
NSN 5945-01-611-8973 is a Relay,electromagnetic, manufactured by Tyco Intl Ltd, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-611-8973 has 4 manufacturer part numbers on file: 421-0-025 REV A ITEM NO 5 (Maritime Applied Physics Corporation Dba Blacksea Technologies), XT3S4S15 (Tyco Intl Ltd), 410-0-027 REV A ITEM NO 4 (Maritime Applied Physics Corporation Dba Blacksea Technologies), 421-1-068 (Maritime Applied Physics Corporation Dba Blacksea Technologies).
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.