The Relay,electromagnetic, cataloged under National Stock Number 5945-00-681-9837, 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 Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5945-00-681-9837 |
| Primary Part Number | G54950 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — No Item Name Available |
| Manufacturer | Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co |
| Status | CANCELLED |
| Environmental Protection | HERMETIC |
| Nominal Operating Current Rating and Type | 144.0 MILLIAMPERES DC SINGLE WINDING |
| Unthreaded Mounting Hole Diameter | 0.173 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Main Contact Maximum Voltage Rating in Volts | 28.0 DC |
| Mounting Facility Type and Quantity | 12 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Load Current Rating at Maximum Rated Voltage | 10.0 AMPERES DC RESISTIVE LOAD |
| Nonpile-Up Main Contact Arrangement | 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Coil Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Winding DC Resistance Rating | 195.0 OHMS NOMINAL SINGLE WINDING |
| Winding Quantity | 1 |
| Terminal Type and Quantity | 8 PIN ALL FUNCTIONS |
| Mounting Facility Pattern | IRREGULARLY SPACED SINGLE MOUNTING FACILITY |
| Duty Type | CONTINUOUS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 00154-0178 | Harsco Corp Bmy-Combat Systems Div (USA) |
| G54950 PRIMARY | Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co (USA) |
| 13957 | John Reiner & Co. Inc. (USA) |
| 154-0178 | Harsco Corp Bmy-Combat Systems Div (USA) |
| 9253987 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament (USA) |
| 00154-0178 | Asrc Federal Facilities Logistics, Llc (USA) |
NSN 5945-00-681-9837 is a Relay,electromagnetic, manufactured by Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co, classified under FSC 5945 (No Item Name Available). Status: cancelled.
NSN 5945-00-681-9837 has 6 cross-referenced part numbers: 00154-0178 (Harsco Corp Bmy-Combat Systems Div), G54950 (Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co), 13957 (John Reiner & Co. Inc.), 154-0178 (Harsco Corp Bmy-Combat Systems Div), 9253987 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament) and 1 more.
There are 8 known substitutes for 5945-00-681-9837: 2520-00-024-1656, 5935-00-259-4690, 1660-00-485-3148 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for G54950: Environmental Protection: HERMETIC; Nominal Operating Current Rating and Type: 144.0 MILLIAMPERES DC SINGLE WINDING; Unthreaded Mounting Hole Diameter: 0.173 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Main Contact Maximum Voltage Rating in Volts: 28.0 DC. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 5945-00-681-9837 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.