The Relay,electromagnetic, cataloged under National Stock Number 5945-00-683-4750, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5945-00-683-4750 |
| Primary Part Number | 2091652 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 THREADED STUD(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC AND 50.0 DC |
| Mounting Facility Pattern | IN-LINE SINGLE MOUNTING FACILITY |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Precious Material | GOLD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 1.5 AMPERES AC AND 500.0 MILLIAMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Thread Direction | RIGHT-HAND SINGLE MOUNTING FACILITY |
| Nominal Thread Size | 0.112 INCHES SINGLE MOUNTING FACILITY IN |
| Time Delay | 0.01 SECONDS MAXIMUM FIXED RELEASE TIME |
| Time Delay | 0.015 SECONDS MAXIMUM FIXED OPERATE TIME |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC AND SHOCK RESISTANT AND VIBRATION RESISTANT |
| Precious Material and Location | TERMINAL SURFACES GOLD |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 50.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Thread Quantity Per Inch | 48 SINGLE MOUNTING FACILITY |
| Terminal Type and Quantity | 20 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 6 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Thread Series Designator | UNF 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 |
|---|---|
| 2091652 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| MHX-6155 | Allied Controls, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1084483J | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| 2091652REVH | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| FC-6-174B | 5/9 Secondary reference Struthers-Dunn Inc |
NSN 5945-00-683-4750 is a Relay,electromagnetic, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-683-4750 has 2 manufacturer part numbers on file: 2091652 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), MHX-6155 (Allied Controls, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-445-1416. Verify interchangeability with system specifications before substitution.
Key specifications for 2091652: Mounting Facility Type and Quantity: 2 THREADED STUD(S) SINGLE MOUNTING FACILITY; Overall Height: 1.750 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 50.0 DC; Mounting Facility Pattern: IN-LINE SINGLE MOUNTING FACILITY. 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.