The Relay,electromagnetic, cataloged under National Stock Number 5945-01-101-8282, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Leach International Germany Gmbh. Government technical data includes 19 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5945-01-101-8282 |
| Primary Part Number | M500-D4A-003 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Leach International Germany Gmbh |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 SLOTTED HOLE SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC AND 28.0 DC |
| Mounting Facility Pattern | TRIANGLE SINGLE MOUNTING FACILITY |
| Precious Material | GOLD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 25.0 AMPERES AC AND 25.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle | 1.446 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN |
| Winding DC Resistance Rating | 290.0 OHMS NOMINAL SINGLE WINDING |
| Features Provided | POLARIZED |
| Specification/standard Data | 96906-MS27743 GOVERNMENT STANDARD |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Precious Material and Location | TERMINALS 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 | 11 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 3 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Mounting Slot Width | 0.150 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| 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 |
|---|---|
| M500-D4A-003 | Leach International Germany Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| 455-0660-002 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| MS27743-6 | 2/2 Government specification standardization U.S. Government activity |
| MIL-R-6106 | 5/9 Secondary reference U.S. Government activity |
| MIL-PRF-6106 | 4/1 Identification reference U.S. Government activity |
NSN 5945-01-101-8282 is a Relay,electromagnetic, manufactured by Leach International Germany Gmbh, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-101-8282 has 1 manufacturer part number on file: M500-D4A-003 (Leach International Germany Gmbh).
1 possible match (shared part number, not a government interchangeability claim): 5945-01-158-3720. Verify interchangeability with system specifications before substitution.
Key specifications for M500-D4A-003: Mounting Facility Type and Quantity: 3 SLOTTED HOLE SINGLE MOUNTING FACILITY; Overall Height: 1.280 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 28.0 DC; Mounting Facility Pattern: TRIANGLE SINGLE MOUNTING FACILITY. 19 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.