The Relay,electromagnetic, cataloged under National Stock Number 5945-01-261-1501, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-261-1501 |
| Primary Part Number | 410-0606-020 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 6000.0 AC |
| Fragility Factor | MODERATELY RUGGED |
| Arc Quenching Method | AIR |
| Overall Diameter | 0.680 INCHES MAXIMUM IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 10.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | INTERMITTENT |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Winding DC Resistance Rating | 51.0 OHMS MINIMUM AND 80.0 OHMS MAXIMUM ALL WINDINGS |
| Features Provided | POLARIZED AND LATCHING CONTACTS |
| Time Delay | 0.004 SECONDS MAXIMUM FIXED OPERATE TIME |
| Coil Quantity | 2 |
| Environmental Protection | HERMETIC |
| Cubic Measure | 0.864 CUBIC INCHES |
| Winding Quantity | 2 |
| Operating Voltage Rating and Type at Specified Temp | 26.5 VOLTS DC 25 DEG CELSIUS ALL WINDINGS |
| Material | PLASTIC CASE |
| Terminal Type and Quantity | 4 PIN ENERGIZING ELEMENT |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG CONTACTS |
| Nonpile-Up Main Contact Arrangement | 1 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 |
|---|---|
| K41P-09 | Te Connectivity Corporation (USA) |
| 410-0606-020 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| Reference | Meaning |
|---|---|
| RF4426S | 5/9 Secondary reference Jennings Technology Company Llc Dba Jennings |
| RF44-26SA | 5/9 Secondary reference Jennings Technology Company Llc Dba Jennings |
NSN 5945-01-261-1501 is a Relay,electromagnetic, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-261-1501 has 2 manufacturer part numbers on file: K41P-09 (Te Connectivity Corporation), 410-0606-020 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 410-0606-020: Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY; Main Contact Maximum Voltage Rating in Volts: 6000.0 AC; Fragility Factor: MODERATELY RUGGED; Arc Quenching Method: AIR. 21 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.