The Relay,electromagnetic, cataloged under National Stock Number 5945-00-617-9929, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Technologies, Inc.. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-617-9929 |
| Primary Part Number | 3003740 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Nonpile-Up Auxiliary Contact Arrangement | 2 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Mounting Facility Type and Quantity | 6 THREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC |
| Main Contact Load Current Rating at Maximum Rated Voltage | 1.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Nominal Thread Size | 0.138 INCHES SINGLE MOUNTING FACILITY IN |
| Auxiliary Contact Load Current Rating at Maximum Rated Voltage | 1.0 AMPERES AC RESISTIVE LOAD |
| Coil Quantity | 1 |
| Environmental Protection | DRIPPROOF |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING |
| Thread Class | 2B SINGLE MOUNTING FACILITY |
| Nonpile-Up Main Contact Arrangement | 2 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY |
| 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 |
|---|---|
| 3003740 | L3harris Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| MILR2033 | 4/1 Identification reference U.S. Government activity |
| TYPEAUXILIARY | 4/1 Identification reference U.S. Government activity |
NSN 5945-00-617-9929 is a Relay,electromagnetic, manufactured by L3harris Technologies, Inc., classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-617-9929 has 1 manufacturer part number on file: 3003740 (L3harris Technologies, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 5945-00-825-8880, 5945-00-851-9828. Verify interchangeability with system specifications before substitution.
Key specifications for 3003740: Nonpile-Up Auxiliary Contact Arrangement: 2 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION; Mounting Facility Type and Quantity: 6 THREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 2.250 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 115.0 AC. 14 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.