The Relay,electromagnetic, cataloged under National Stock Number 5945-01-210-9831, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Leonardo Spa Helicopters Division - Production Site. Government technical data includes 26 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-210-9831 |
| Primary Part Number | M83536/2-028M |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Leonardo Spa Helicopters Division - Production Site |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC AND 28.0 DC |
| Fragility Factor | MODERATELY RUGGED |
| Arc Quenching Method | AIR |
| Precious Material | GOLD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 5.0 AMPERES AC AND 3.0 AMPERES DC INDUCTIVE LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 1.0 AMPERES AC AND 1.0 AMPERES DC LAMP LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 5.0 AMPERES AC AND 5.0 AMPERES DC RESISTIVE LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 3.0 AMPERES AC AND 2.0 AMPERES DC MOTOR LOAD |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Criticality Code Justification | FEAT |
| Winding DC Resistance Rating | 500.0 OHMS NOMINAL SINGLE WINDING |
| Features Provided | POLARIZED AND COIL VOLTAGE SUPPRESSION |
| 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 SURFACES GOLD |
| Cubic Measure | 0.299 CUBIC INCHES |
| 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 | 1 PIN GROUND |
| Terminal Type and Quantity | 8 PIN ENERGIZING ELEMENT AND CONTACTS |
| 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 | Y |
| Part Number | Manufacturer |
|---|---|
| M83536/2-028M | Leonardo Spa Helicopters Division - Production Site (ITA) |
| Reference | Meaning |
|---|---|
| M6106/21-003X | 5/9 Secondary reference U.S. Government activity |
| 5945PL0651911 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| M6106/21-003M | 5/9 Secondary reference U.S. Government activity |
| M83536/2-028M | 2/2 Government specification standardization U.S. Government activity |
| MIL-R-6106/21 | 5/9 Secondary reference U.S. Government activity |
| MIL-R-83536/2 | 5/9 Secondary reference U.S. Government activity |
| M6106/21-003 | 5/9 Secondary reference U.S. Government activity |
| M6106/21-001 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| M6106/21-003U | 5/9 Secondary reference U.S. Government activity |
| MIL-PRF-83536/2 | 4/1 Identification reference U.S. Government activity |
NSN 5945-01-210-9831 is a Relay,electromagnetic, manufactured by Leonardo Spa Helicopters Division - Production Site, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-210-9831 has 1 manufacturer part number on file: M83536/2-028M (Leonardo Spa Helicopters Division - Production Site).
5 possible matches (shared part number, not a government interchangeability claim): 5945-01-271-7456, 5945-01-434-8989, 5945-01-436-5487. Verify interchangeability with system specifications before substitution.
Key specifications for M83536/2-028M: Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY; Overall Height: 0.900 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 28.0 DC; Fragility Factor: MODERATELY RUGGED. 26 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.