The Relay,electromagnetic, cataloged under National Stock Number 5945-00-904-4289, 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 14 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5945-00-904-4289 |
| Primary Part Number | H8S3 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING SINGLE MOUNTING FACILITY |
| Overall Diameter | 1.060 INCHES NOMINAL IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 6.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Nominal Thread Size | 0.812 INCHES SINGLE MOUNTING FACILITY IN |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Thread Quantity Per Inch | 32 SINGLE MOUNTING FACILITY |
| Terminal Type and Quantity | 5 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Thread Series Designator | UNS 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 |
|---|---|
| H8S3 | Te Connectivity Corporation (USA) |
| RB1E26N365 | Tdk Electronics Ag (DEU) |
| Reference | Meaning |
|---|---|
| 412891-2 | 5/9 Secondary reference Torr Laboratories Inc |
| T8T | 5/9 Secondary reference Omega Laboratories Inc |
| 412891-2 | 3/2 Design control — primary reference U.S. Government activity |
| RB1E26N365 | 5/9 Secondary reference Jennings Technology Company Llc Dba Jennings |
| 412891-2 | 5/1 Secondary reference Te Connectivity Corporation |
| RB1E26N365 | 5/9 Secondary reference Epcos Ag Abt. Pr Roe K Pm |
NSN 5945-00-904-4289 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-904-4289 has 2 manufacturer part numbers on file: H8S3 (Te Connectivity Corporation), RB1E26N365 (Tdk Electronics Ag).
1 possible match (shared part number, not a government interchangeability claim): 5945-00-907-4861. Verify interchangeability with system specifications before substitution.
Key specifications for H8S3: Mounting Facility Type and Quantity: 1 THREADED BUSHING SINGLE MOUNTING FACILITY; Overall Diameter: 1.060 INCHES NOMINAL IN; Main Contact Load Current Rating at Maximum Rated Voltage: 6.0 AMPERES AC RESISTIVE LOAD; Duty Type: CONTINUOUS. 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.