The Relay,electromagnetic, cataloged under National Stock Number 5945-00-153-6739, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Limco Airepair Inc.. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-153-6739 |
| Primary Part Number | 21A00-0903 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Limco Airepair Inc. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 120.0 AC AND 28.0 DC |
| Main Contact Load Current Rating at Maximum Rated Voltage | 5.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Winding DC Resistance Rating | 12.0 KILOHMS NOMINAL SINGLE WINDING |
| Nominal Operating Current Rating and Type | 4.0 MILLIAMPERES DC SINGLE WINDING |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Winding Quantity | 1 |
| Terminal Type and Quantity | 8 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| 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 |
|---|---|
| 21A00-0903 PRIMARY | Limco Airepair Inc. (USA) |
| 42J0-12000G-SIL | Te Connectivity Corporation (USA) |
| Reference | Meaning |
|---|---|
| 42J0-12000GSIL | 5/9 Secondary reference Sigma Instruments Inc |
NSN 5945-00-153-6739 is a Relay,electromagnetic, manufactured by Limco Airepair Inc., classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-153-6739 has 2 manufacturer part numbers on file: 21A00-0903 (Limco Airepair Inc.), 42J0-12000G-SIL (Te Connectivity Corporation).
Key specifications for 21A00-0903: Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY; Overall Height: 1.594 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 120.0 AC AND 28.0 DC; Main Contact Load Current Rating at Maximum Rated Voltage: 5.0 AMPERES AC RESISTIVE LOAD. 11 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.