The Relay,electromagnetic, cataloged under National Stock Number 5945-01-071-3167, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Chromalox Inc Dba Chromalox Precision Heat and Control, Inc. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-071-3167 |
| Primary Part Number | 072-045810-001 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Mounting Facility Pattern | IN-LINE SINGLE MOUNTING FACILITY |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.688 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Duty Type | CONTINUOUS |
| Unthreaded Mounting Hole Diameter | 0.203 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Frequency in Hertz | 50.0 MINIMUM AND 60.0 MAXIMUM |
| Coil Quantity | 1 |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 110.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING |
| Terminal Type and Quantity | 6 SCREW ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 2 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| 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 |
|---|---|
| 41NB20AF-70 | Siemens Energy and Automation Inc Siemens Furnas Controls Div (USA) |
| 072-045810-001 PRIMARY | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
NSN 5945-01-071-3167 is a Relay,electromagnetic, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-071-3167 has 2 manufacturer part numbers on file: 41NB20AF-70 (Siemens Energy and Automation Inc Siemens Furnas Controls Div), 072-045810-001 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).
Key specifications for 072-045810-001: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 2.500 INCHES NOMINAL IN; Mounting Facility Pattern: IN-LINE SINGLE MOUNTING FACILITY; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.688 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. 11 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.