The Relay,electromagnetic, cataloged under National Stock Number 5945-00-251-7255, 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 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-251-7255 |
| Primary Part Number | A51205 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Pile-Up Main Contact Form Arrangement | 2B AND 1A1C |
| Mounting Facility Pattern | DIAGONAL SINGLE MOUNTING FACILITY |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Duty Type | CONTINUOUS |
| Winding DC Resistance Rating | 6.0 KILOHMS NOMINAL SINGLE WINDING |
| Nominal Thread Size | 0.112 INCHES SINGLE MOUNTING FACILITY IN |
| Coil Quantity | 1 |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 110.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Thread Class | 2B SINGLE MOUNTING FACILITY |
| Terminal Type and Quantity | 11 PIN ALL FUNCTIONS |
| 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 |
|---|---|
| A51205 PRIMARY | Te Connectivity Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51205 | 5/9 Secondary reference Cp Clare Corp North American Sales Operations |
| 41-40-04-00REVA | 5/2 Secondary reference U.S. Government activity |
| A51205 | 5/9 Secondary reference Te Connectivity Corporation |
NSN 5945-00-251-7255 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-251-7255 has 1 manufacturer part number on file: A51205 (Te Connectivity Corporation).
Key specifications for A51205: Mounting Facility Type and Quantity: 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 1.250 INCHES NOMINAL IN; Pile-Up Main Contact Form Arrangement: 2B AND 1A1C; Mounting Facility Pattern: DIAGONAL SINGLE MOUNTING FACILITY. 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.