The Relay,electromagnetic, cataloged under National Stock Number 5945-01-203-3547, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Te Connectivity Corporation. Government technical data includes 22 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-203-3547 |
| Primary Part Number | SF51113Y01 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 28.0 DC |
| Fragility Factor | MODERATELY RUGGED |
| Mounting Facility Pattern | IN-LINE SINGLE MOUNTING FACILITY |
| Arc Quenching Method | AIR |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.100 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 1.0 AMPERES DC INDUCTIVE LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 2.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Unthreaded Mounting Hole Diameter | 0.096 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Winding DC Resistance Rating | 10.0 KILOHMS NOMINAL SINGLE WINDING |
| Nominal Operating Current Rating and Type | 3.0 MILLIAMPERES DC SINGLE WINDING |
| Time Delay | 0.017 SECONDS MAXIMUM FIXED OPERATE TIME |
| Time Delay | 0.035 SECONDS MAXIMUM FIXED RELEASE TIME |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Cubic Measure | 0.875 CUBIC INCHES |
| Winding Quantity | 1 |
| Terminal Type and Quantity | 8 WIRE HOOK ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| 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 |
|---|---|
| SF51113Y01 PRIMARY | Te Connectivity Corporation (USA) |
| Reference | Meaning |
|---|---|
| SF 5113 Y01 | 5/9 Secondary reference Te Connectivity Corporation |
| 2BC-4821-4 | 5/9 Secondary reference Hi-G Co Inc Sub of Nytronics Inc |
| SF 5113 Y01 | 5/9 Secondary reference Te Connectivity Corporation |
| SF51113Y01 | 5/9 Secondary reference Te Connectivity Corporation |
| 3SAT1234A2 | 5/9 Secondary reference Genicom Corp |
| 364462-4 | 5/9 Secondary reference L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
NSN 5945-01-203-3547 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-203-3547 has 1 manufacturer part number on file: SF51113Y01 (Te Connectivity Corporation).
Key specifications for SF51113Y01: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 1.476 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 28.0 DC; Fragility Factor: MODERATELY RUGGED. 22 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.