The Relay,electromagnetic, cataloged under National Stock Number 5945-01-287-0672, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro. Government technical data includes 13 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5945-01-287-0672 |
| Primary Part Number | EV-20857 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY |
| Fragility Factor | MODERATELY RUGGED |
| Arc Quenching Method | AIR |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Coil Quantity | 1 |
| Cubic Measure | 2.359 CUBIC INCHES |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Material | PLASTIC CASE |
| Terminal Type and Quantity | 4 TAB, SOLDER LUG ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Purpose for Which Designed | GENERAL |
| 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 |
|---|---|
| EV-20857 | Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro (USA) |
| Reference | Meaning |
|---|---|
| 22637542 | 5/9 Secondary reference Ab Volvo Penta |
| 22637542 | C/1 Advisory reference — outside the item-of-supply concept Aktiebolaget Volvo Penta |
| 873740 | 3/9 Design control — primary reference Volvo Penta of the Americas Inc |
| 860339-1 | 5/9 Secondary reference Volvo Penta of the Americas Inc |
NSN 5945-01-287-0672 is a Relay,electromagnetic, manufactured by Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-287-0672 has 1 manufacturer part number on file: EV-20857 (Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-568-0220. Verify interchangeability with system specifications before substitution.
Key specifications for EV-20857: Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY; Overall Height: 1.440 INCHES NOMINAL IN; Fragility Factor: MODERATELY RUGGED; Arc Quenching Method: AIR. 13 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.