The Relay,electromagnetic, cataloged under National Stock Number 5945-00-208-4123, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5945-00-208-4123 |
| Primary Part Number | 253085-2 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — No Item Name Available |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | CANCELLED |
| Material | PLASTIC CASE |
| Thread Quantity Per Inch | 32 SECOND MOUNTING FACILITY |
| Duty Type | CONTINUOUS |
| Mounting Facility Pattern | RECTANGULAR FIRST MOUNTING FACILITY |
| Unthreaded Mounting Hole Diameter | 0.199 INCHES NOMINAL FIRST MOUNTING FACILITY IN |
| Energizing Element Power Rating | 8.0 WATTS |
| Winding Quantity | 1 |
| Mounting Facility Type and Quantity | 6 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY |
| Nonpile-Up Main Contact Arrangement | 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Main Contact Maximum Voltage Rating in Volts | 240.0 AC AND 30.0 DC |
| Environmental Protection | HERMETIC |
| Terminal Type and Quantity | 8 SCREW ALL FUNCTIONS |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 0.750 INCHES MINIMUM AND 1.500 INCHES MAXIMUM FIRST MOUNTING FACILITY IN |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.880 INCHES NOMINAL FIRST MOUNTING FACILITY IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 10.0 AMPERES AC AND 15.0 AMPERES DC RESISTIVE LOAD |
| Arc Quenching Method | AIR |
| Operating Voltage Rating and Type at Specified Temp | 110.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING |
| Cubic Measure | 45.392 CUBIC INCHES |
| Nominal Thread Size | 0.164 INCHES SECOND MOUNTING FACILITY IN |
| Time Delay | 0.50 SECONDS MINIMUM AND 5.00 SECONDS MAXIMUM ADJUSTABLE OPERATE TIME |
| Mounting Facility Pattern | RECTANGULAR SECOND MOUNTING FACILITY |
| Fragility Factor | MODERATELY RUGGED |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SECOND MOUNTING FACILITY |
| Purpose for Which Designed | GENERAL |
| Thread Class | 2B SECOND MOUNTING FACILITY |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 0.500 INCHES NOMINAL SECOND MOUNTING FACILITY IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 7012L8BN | Emerson Electric Co Computer Power Div (USA) |
| 7012L8BN | Harvard Industries Inc (USA) |
| 551-7610107-005 | Naval Sea Systems Command (USA) |
| 253085-2 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 6968ED536-2A PC NO 4 | Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA) |
| 701218BN | Te Connectivity Corporation (USA) |
| 7012L8BN PRIMARY | Te Connectivity Corporation (USA) |
| 4150-142PC55 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 4842 | Harbormaster Marine, Inc (USA) |
| 2496A1 | Te Connectivity Corporation (USA) |
| 7012L8NBN | Harvard Industries Inc (USA) |
| H761-0107-005 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
NSN 5945-00-208-4123 is a Relay,electromagnetic, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5945 (No Item Name Available). Status: cancelled.
NSN 5945-00-208-4123 has 12 cross-referenced part numbers: 7012L8BN (Emerson Electric Co Computer Power Div), 7012L8BN (Harvard Industries Inc), 551-7610107-005 (Naval Sea Systems Command), 253085-2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 6968ED536-2A PC NO 4 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc) and 7 more.
There are 12 known substitutes for 5945-00-208-4123: 5945-00-133-9112, 2805-00-215-7177, 5945-00-220-3537 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 253085-2: Material: PLASTIC CASE; Thread Quantity Per Inch: 32 SECOND MOUNTING FACILITY; Duty Type: CONTINUOUS; Mounting Facility Pattern: RECTANGULAR FIRST MOUNTING FACILITY. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 5945-00-208-4123 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.