The Relay,electromagnetic, cataloged under National Stock Number 5945-01-105-9839, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5945-01-105-9839 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Status | ACTIVE |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC AND 28.0 DC |
| Precious Material | GOLD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 5.0 AMPERES AC RESISTIVE LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 1.0 AMPERES AC LAMP LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 3.0 AMPERES AC AND 2.0 AMPERES AC MOTOR LOAD |
| Duty Type | CONTINUOUS |
| Winding DC Resistance Rating | 500.0 OHMS NOMINAL SINGLE WINDING |
| Features Provided | COIL VOLTAGE SUPPRESSION AND POLARIZED |
| Specification/standard Data | 81349-MIL-R-6106/21 GOVERNMENT SPECIFICATION |
| Time Delay | 0.004 SECONDS MAXIMUM FIXED OPERATE AND RELEASE TIME |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Precious Material and Location | TERMINAL SURFACE GOLD |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Test Data Document | 81349-MIL-R-6106 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Terminal Type and Quantity | 8 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 2 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 |
| Reference | Meaning |
|---|---|
| M6106/21-003 | 2/2 Government specification standardization U.S. Government activity |
| X-E4N-104 | C/1 Advisory reference — outside the item-of-supply concept Leach Corp Relay Div |
| E205-1078 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| MIL-R-6106/21 | 4/1 Identification reference U.S. Government activity |
NSN 5945-01-105-9839 is a Relay,electromagnetic, classified under FSC 5945, Relays and Solenoids. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5945-01-210-9831. Verify interchangeability with system specifications before substitution.
Key specifications for 5945-01-105-9839: Overall Height: 0.900 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 28.0 DC; Precious Material: GOLD; Main Contact Load Current Rating at Maximum Rated Voltage: 5.0 AMPERES AC RESISTIVE LOAD. 18 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.