The Relay,electromagnetic, cataloged under National Stock Number 5945-00-490-6233, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-490-6233 |
| Primary Part Number | 338901 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Nonpile-Up Auxiliary Contact Arrangement | 2 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 484.0 AC |
| Mounting Facility Pattern | RECTANGULAR SINGLE MOUNTING FACILITY |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 9.562 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 150.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Unthreaded Mounting Hole Diameter | 0.406 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Minimum Differential Electrical Operating Rating | 1.2 AMPERES |
| Winding DC Resistance Rating | 2.8 OHMS NOMINAL SINGLE WINDING |
| Nominal Operating Current Rating and Type | 12.3 AMPERES AC SINGLE WINDING |
| Auxiliary Contact Load Current Rating at Maximum Rated Voltage | 5.0 AMPERES AC RESISTIVE LOAD |
| Coil Quantity | 1 |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 7.125 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Terminal Type and Quantity | 12 SCREW ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 6 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Auxiliary Contact Maximum Voltage Rating in Volts | 484.0 AC |
| 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 |
|---|---|
| 338901 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5945-00-490-6233 is a Relay,electromagnetic, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-490-6233 has 1 manufacturer part number on file: 338901 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 338901: Nonpile-Up Auxiliary Contact Arrangement: 2 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 7.235 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 484.0 AC. 19 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.