The Relay,electromagnetic, cataloged under National Stock Number 5945-00-642-0454, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Autodyne Manufacturing Co Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5945-00-642-0454 |
| Primary Part Number | A8670 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Autodyne Manufacturing Co Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 THREADED STUD(S) SINGLE MOUNTING FACILITY |
| Pile-Up Main Contact Form Arrangement | 1C |
| Main Contact Maximum Voltage Rating in Volts | 6.0 DC |
| Mounting Facility Pattern | TRIANGLE SINGLE MOUNTING FACILITY |
| Main Contact Load Current Rating at Maximum Rated Voltage | 2.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle | 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Winding DC Resistance Rating | 108.0 KILOHMS MINIMUM AND 132.0 KILOHMS MAXIMUM SINGLE WINDING |
| Nominal Thread Size | 0.138 INCHES SINGLE MOUNTING FACILITY IN |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Terminal Type and Quantity | 5 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 |
|---|---|
| A8670 | Autodyne Manufacturing Co Inc (USA) |
| 56794 | Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co (USA) |
| Reference | Meaning |
|---|---|
| SMB177067 | 3/2 Design control — primary reference U.S. Government activity |
| HMDX2C120 | 5/2 Secondary reference U.S. Government activity |
| 26102 | 5/9 Secondary reference American Measuring Instruments Corp |
NSN 5945-00-642-0454 is a Relay,electromagnetic, manufactured by Autodyne Manufacturing Co Inc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-642-0454 has 2 manufacturer part numbers on file: A8670 (Autodyne Manufacturing Co Inc), 56794 (Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co).
4 possible matches (shared part number, not a government interchangeability claim): 6515-01-166-9026, 7025-01-479-9733, 5895-01-629-7818. Verify interchangeability with system specifications before substitution.
Key specifications for A8670: Mounting Facility Type and Quantity: 3 THREADED STUD(S) SINGLE MOUNTING FACILITY; Overall Height: 1.040 INCHES NOMINAL IN; Pile-Up Main Contact Form Arrangement: 1C; Main Contact Maximum Voltage Rating in Volts: 6.0 DC. 16 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.