The Relay,electromagnetic, cataloged under National Stock Number 5945-01-459-5840, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Cospolich Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-459-5840 |
| Primary Part Number | RWRLY21 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Cospolich Inc. |
| 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 |
|---|---|
| RWRLY21 PRIMARY | Cospolich Inc. (USA) |
| Reference | Meaning |
|---|---|
| 8200EMBE49 | 5/9 Secondary reference Atmost Refrigeration Company, Inc. Div Atmost Refrigeration |
| 8200EMBE49 | C/1 Advisory reference — outside the item-of-supply concept Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc |
| NAV-3-HT-BC-2 ITEM 16 | 5/9 Secondary reference Atmost Refrigeration Company, Inc. Div Atmost Refrigeration |
NSN 5945-01-459-5840 is a Relay,electromagnetic, manufactured by Cospolich Inc., classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-459-5840 has 1 manufacturer part number on file: RWRLY21 (Cospolich Inc.).
Key specifications for RWRLY21: End Item Identification: COLD FOOD COU E/I FSCM 03950. 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.