The Relay,electromagnetic, cataloged under National Stock Number 5945-01-181-4011, 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 27 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-181-4011 |
| Primary Part Number | R10S-E1-Y2-J2.5K |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 THREADED STUD(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 12.0 DC |
| Fragility Factor | MODERATELY RUGGED |
| Mounting Facility Pattern | IN-LINE SINGLE MOUNTING FACILITY |
| Arc Quenching Method | AIR |
| Main Contact Load Current Rating at Maximum Rated Voltage | 410.0 MILLIAMPERES DC RESISTIVE LOAD |
| Thread Length | 0.171 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Winding DC Resistance Rating | 2.3 KILOHMS MINIMUM AND 2.8 KILOHMS MAXIMUM SINGLE WINDING |
| Thread Direction | RIGHT-HAND SINGLE MOUNTING FACILITY |
| Nominal Thread Size | 0.099 INCHES SINGLE MOUNTING FACILITY IN |
| Specification/standard Data | 98747-7822228-007 MANUFACTURERS SPECIFICATION CONTROL |
| Coil Quantity | 1 |
| Surface Treatment | GOLD CONTACT |
| Environmental Protection | DUSTPROOF |
| Precious Material and Location | TERMINALS SILVER AND TERMINAL SURFACES GOLD |
| Cubic Measure | 1.269 CUBIC INCHES |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.354 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Thread Quantity Per Inch | 48 SINGLE MOUNTING FACILITY |
| Material | SILVER CONTACT |
| Terminal Type and Quantity | 10 TAB, SOLDER LUG ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY |
| 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 |
|---|---|
| R10S-E1-Y2-J2.5K PRIMARY | Te Connectivity Corporation (USA) |
| TSS154-2C-4.1MA | Allied Controls, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 7822228-007 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5945-01-181-4011 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-181-4011 has 2 manufacturer part numbers on file: R10S-E1-Y2-J2.5K (Te Connectivity Corporation), TSS154-2C-4.1MA (Allied Controls, Inc.).
Key specifications for R10S-E1-Y2-J2.5K: Mounting Facility Type and Quantity: 2 THREADED STUD(S) SINGLE MOUNTING FACILITY; Overall Height: 1.710 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 12.0 DC; Fragility Factor: MODERATELY RUGGED. 27 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.