The Relay,electromagnetic, cataloged under National Stock Number 5945-00-199-5678, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-199-5678 |
| Primary Part Number | 21-019 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Main Contact Maximum Voltage Rating in Volts | 12.0 DC |
| Unthreaded Mounting Hole Diameter | 2.625 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Duty Type | INTERMITTENT |
| Nominal Operating Current Rating and Type | 1.52 AMPERES DC SINGLE WINDING |
| Coil Quantity | 1 |
| Mounting Facility Type and Quantity | 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Nominal Thread Size | 0.250 INCHES SINGLE MOUNTING FACILITY IN |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.188 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Winding DC Resistance Rating | 7.18 OHMS NOMINAL SINGLE WINDING |
| Winding Quantity | 1 |
| Main Contact Load Current Rating at Maximum Rated Voltage | 500.0 AMPERES DC RESISTIVE LOAD |
| Environmental Protection | WATERTIGHT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Mounting Facility Pattern | RECTANGULAR SINGLE MOUNTING FACILITY |
| Operating Voltage Rating and Type at Specified Temp | 12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21-036 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| 2242 | Remler Co (USA) |
| 21-019 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| 75635 | Cummins Power Generation Inc. (USA) |
NSN 5945-00-199-5678 is a Relay,electromagnetic, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5945 (No Item Name Available). Status: active.
NSN 5945-00-199-5678 has 4 cross-referenced part numbers: 21-036 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 2242 (Remler Co), 21-019 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 75635 (Cummins Power Generation Inc.).
There are 12 known substitutes for 5945-00-199-5678: 5945-00-079-0381, 3930-00-134-9353, 5940-00-159-1265 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21-019: Main Contact Maximum Voltage Rating in Volts: 12.0 DC; Unthreaded Mounting Hole Diameter: 2.625 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Duty Type: INTERMITTENT; Nominal Operating Current Rating and Type: 1.52 AMPERES DC SINGLE WINDING. 18 total characteristics are documented in the Federal Logistics Information System.