The Relay,electromagnetic, cataloged under National Stock Number 5945-00-257-6590, 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 Sigma Instruments Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-257-6590 |
| Primary Part Number | 76734 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — No Item Name Available |
| Manufacturer | Sigma Instruments Inc |
| Status | ACTIVE |
| Coil Quantity | 1 |
| Main Contact Load Current Rating at Maximum Rated Voltage | 2.0 AMPERES AC AND 2.0 AMPERES DC RESISTIVE LOAD |
| Nominal Thread Size | 0.138 INCHES SINGLE MOUNTING FACILITY IN |
| Terminal Type and Quantity | 5 PIN ALL FUNCTIONS |
| Environmental Protection | HERMETIC |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC AND 24.0 DC |
| Thread Quantity Per Inch | 32 SINGLE MOUNTING FACILITY |
| Winding DC Resistance Rating | 500.0 OHMS NOMINAL ALL WINDINGS |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Mounting Facility Type and Quantity | 2 THREADED STUD(S) SINGLE MOUNTING FACILITY |
| Nonpile-Up Main Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Arc Quenching Method | INERT GAS |
| Mounting Facility Pattern | IN-LINE SINGLE MOUNTING FACILITY |
| Nominal Operating Current Rating and Type | 10.0 MILLIAMPERES DC ALL WINDINGS |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY |
| Duty Type | CONTINUOUS |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Winding Quantity | 2 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5945-00-257-6590 is a Relay,electromagnetic, manufactured by Sigma Instruments Inc, classified under FSC 5945 (No Item Name Available). Status: active.
NSN 5945-00-257-6590 has 2 cross-referenced part numbers: 76734 (Sigma Instruments Inc), 893313 (L3 Aviation Products, Inc. Dba L3 Technologies).
There are 8 known substitutes for 5945-00-257-6590: 2810-00-296-7331, 2810-00-736-1334, 3110-00-903-2182 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 76734: Coil Quantity: 1; Overall Height: 3.400 INCHES NOMINAL IN; Main Contact Load Current Rating at Maximum Rated Voltage: 2.0 AMPERES AC AND 2.0 AMPERES DC RESISTIVE LOAD; Nominal Thread Size: 0.138 INCHES SINGLE MOUNTING FACILITY IN. 21 total characteristics are documented in the Federal Logistics Information System.