The Relay,electromagnetic, cataloged under National Stock Number 5945-00-258-7644, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Struthers-Dunn Inc.. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5945-00-258-7644 |
| Primary Part Number | 112XAX146 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Struthers-Dunn Inc. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 5 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 230.0 AC AND 115.0 DC |
| Mounting Facility Pattern | CIRUCLAR SINGLE MOUNTING FACILITY |
| Duty Type | CONTINUOUS |
| Unthreaded Mounting Hole Diameter | 0.125 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Frequency in Hertz | 60.0 NOMINAL |
| Winding DC Resistance Rating | 3.45 KILOHMS NOMINAL SINGLE WINDING |
| Nominal Operating Current Rating and Type | 4.18 MILLIAMPERES AC SINGLE WINDING |
| Coil Quantity | 1 |
| Angle Between Adjacent Mounting Facilities | 62.0 DEGREES NOMINAL SINGLE MOUNTING FACILITY |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING |
| Terminal Type and Quantity | 5 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| 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 |
|---|---|
| 112XAX146 PRIMARY | Struthers-Dunn Inc. (USA) |
| Reference | Meaning |
|---|---|
| 20869-7 | 3/9 Design control — primary reference Lockheed Martin Corp Lockheed Martin Mission Systems |
| 112XAX146 | 5/9 Secondary reference Struthers-Dunn Inc |
NSN 5945-00-258-7644 is a Relay,electromagnetic, manufactured by Struthers-Dunn Inc., classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-258-7644 has 1 manufacturer part number on file: 112XAX146 (Struthers-Dunn Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5985-00-731-1442. Verify interchangeability with system specifications before substitution.
Key specifications for 112XAX146: Mounting Facility Type and Quantity: 5 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 1.500 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 230.0 AC AND 115.0 DC; Mounting Facility Pattern: CIRUCLAR SINGLE MOUNTING FACILITY. 14 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.