The Relay,electromagnetic, cataloged under National Stock Number 5945-01-043-4740, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Schneider Electric Usa, Inc.. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-043-4740 |
| Primary Part Number | 2160-B231AA-66 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Schneider Electric Usa, Inc. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 150.0 AC |
| Mounting Facility Pattern | TRIANGLE SINGLE MOUNTING FACILITY |
| Main Contact Load Current Rating at Maximum Rated Voltage | 25.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Unthreaded Mounting Hole Diameter | 0.096 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle | 3.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Frequency in Hertz | 50.0 MINIMUM AND 60.0 MAXIMUM |
| Coil Quantity | 1 |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 110.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING |
| Terminal Type and Quantity | 10 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION AND 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| 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 |
|---|---|
| 2160-B231AA-66 | Schneider Electric Usa, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2160-B231AA066 | C/1 Advisory reference — outside the item-of-supply concept Schneider Electric Usa, Inc. |
| 2160-B231AA-66 | 5/9 Secondary reference Telemecanique Inc |
| 7351-15 | 3/9 Design control — primary reference Air Dry Co of America, Llc |
| 7351-15 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5945-01-043-4740 is a Relay,electromagnetic, manufactured by Schneider Electric Usa, Inc., classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-043-4740 has 1 manufacturer part number on file: 2160-B231AA-66 (Schneider Electric Usa, Inc.).
Key specifications for 2160-B231AA-66: Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 3.312 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 150.0 AC; Mounting Facility Pattern: TRIANGLE SINGLE MOUNTING FACILITY. 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.