The Relay,electromagnetic, cataloged under National Stock Number 5945-00-252-1055, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Te Connectivity Corporation. Government technical data includes 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5945-00-252-1055 |
| Primary Part Number | A23442 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Pile-Up Main Contact Form Arrangement | 2C |
| Main Contact Maximum Voltage Rating in Volts | 110.0 AC |
| Mounting Facility Pattern | DIAGONAL SINGLE MOUNTING FACILITY |
| Arc Quenching Method | AIR |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.719 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 3.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Unthreaded Mounting Hole Diameter | 0.160 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Winding DC Resistance Rating | 5.0 KILOHMS NOMINAL SINGLE WINDING |
| Nominal Operating Current Rating and Type | 8.0 MILLIAMPERES DC SINGLE WINDING |
| Coil Quantity | 1 |
| Environmental Protection | FUNGUS PROOF |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 120.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Terminal Type and Quantity | 8 PIN ALL FUNCTIONS |
| 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 |
|---|---|
| A23442 | Te Connectivity Corporation (USA) |
| A23442 | Leach International Germany Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| A23442 | 5/9 Secondary reference Cp Clare Corp North American Sales Operations |
| 881053 | 3/9 Design control — primary reference L3 Aviation Products, Inc. Dba L3 Technologies |
| A23442 | 5/9 Secondary reference Te Connectivity Corporation |
NSN 5945-00-252-1055 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-252-1055 has 2 manufacturer part numbers on file: A23442 (Te Connectivity Corporation), A23442 (Leach International Germany Gmbh).
2 possible matches (shared part number, not a government interchangeability claim): 1730-01-656-6095, 2530-01-680-0185. Verify interchangeability with system specifications before substitution.
Key specifications for A23442: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 4.060 INCHES NOMINAL IN; Pile-Up Main Contact Form Arrangement: 2C; Main Contact Maximum Voltage Rating in Volts: 110.0 AC. 17 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.