The Relay,electromagnetic, cataloged under National Stock Number 5945-01-256-8520, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-256-8520 |
| Primary Part Number | A410-161171-08 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Mounting Facility Pattern | DIAMOND SINGLE MOUNTING FACILITY |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.359 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Unthreaded Mounting Hole Diameter | 0.139 INCHES MINIMUM AND 0.149 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN |
| Features Provided | POLARIZED |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.437 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Terminal Type and Quantity | 12 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 |
|---|---|
| A410-161171-08 | Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co (USA) |
| Reference | Meaning |
|---|---|
| 2907775 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5945-01-256-8520 is a Relay,electromagnetic, manufactured by Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-256-8520 has 1 manufacturer part number on file: A410-161171-08 (Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co).
Key specifications for A410-161171-08: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Mounting Facility Pattern: DIAMOND SINGLE MOUNTING FACILITY; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.359 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Unthreaded Mounting Hole Diameter: 0.139 INCHES MINIMUM AND 0.149 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN. 7 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.