The Relay,electromagnetic, cataloged under National Stock Number 5945-01-444-9331, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Wilhelmsen Technical Solutions A/sformerly:wilhelmsen Callenberg A/sformerly: Semco Callenberg Odense a (CAGE R0349); Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division (CAGE 0ACF4) |
| Parameter | Value |
|---|---|
| NSN | 5945-01-444-9331 |
| Primary Part Number | 3UA5900-2M |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| EA3-30 3UA59002M-32-45A | Wilhelmsen Technical Solutions A/sformerly:wilhelmsen Callenberg A/sformerly: Semco Callenberg Odense a (DNK) |
| 3UA5900-2M PRIMARY | Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division (USA) |
| Reference | Meaning |
|---|---|
| 3UA5900-2M | C/1 Advisory reference — outside the item-of-supply concept Hailand-Davies Group Williams Litho Service Div |
NSN 5945-01-444-9331 is a Relay,electromagnetic, manufactured by Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-444-9331 has 2 manufacturer part numbers on file: EA3-30 3UA59002M-32-45A (Wilhelmsen Technical Solutions A/sformerly:wilhelmsen Callenberg A/sformerly: Semco Callenberg Odense a), 3UA5900-2M (Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division).
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.