The Relay,electromagnetic, cataloged under National Stock Number 5945-01-284-2844, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 25 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-284-2844 |
| Primary Part Number | GR835KU5001 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC AND 28.0 DC |
| Fragility Factor | MODERATELY RUGGED |
| Mounting Facility Pattern | RECTANGULAR SINGLE MOUNTING FACILITY |
| Arc Quenching Method | AIR |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 4.0 AMPERES AC AND 4.0 AMPERES DC MOTOR LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 2.0 AMPERES AC AND 2.0 AMPERES DC LAMP LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 10.0 AMPERES AC AND 10.0 AMPERES DC RESISTIVE LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 8.0 AMPERES AC AND 8.0 AMPERES DC INDUCTIVE LOAD |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Unthreaded Mounting Hole Diameter | 0.177 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Features Provided | POLARIZED |
| Nominal Operating Current Rating and Type | 300.0 MILLIAMPERES DC SINGLE WINDING |
| Time Delay | 5.00 SECONDS NOMINAL FIXED OPERATE TIME |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Cubic Measure | 6.037 CUBIC INCHES |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Terminal Type and Quantity | 8 WIRE HOOK ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Purpose for Which Designed | GENERAL |
| 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 |
|---|---|
| GR835KU5001 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 94146-5001 | B.c. Systems Inc. Dba Bc Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 94146-5001 | 5/9 Secondary reference Tempo Instrument Inc Defense Electronics Div |
| CTD210-3002 | 5/2 Secondary reference U.S. Government activity |
| TD1398-08 | C/1 Advisory reference — outside the item-of-supply concept Leach International Corp Div Leach International Corporation |
NSN 5945-01-284-2844 is a Relay,electromagnetic, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-284-2844 has 2 manufacturer part numbers on file: GR835KU5001 (Northrop Grumman Systems Corporation), 94146-5001 (B.c. Systems Inc. Dba Bc Systems Inc).
Key specifications for GR835KU5001: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 1.720 INCHES MINIMUM AND 1.780 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 28.0 DC; Fragility Factor: MODERATELY RUGGED. 25 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.