The Relay,electromagnetic, cataloged under National Stock Number 5945-01-023-1572, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Wells Mfg Co. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-023-1572 |
| Primary Part Number | 57728 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — No Item Name Available |
| Manufacturer | Wells Mfg Co |
| Status | ACTIVE |
| Main Contact Load Current Rating at Maximum Rated Voltage | 35.0 AMPERES AC RESISTIVE LOAD |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.640 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Mounting Facility Pattern | RECTANGULAR SINGLE MOUNTING FACILITY |
| Duty Type | CONTINUOUS |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Winding Quantity | 1 |
| Nonpile-Up Main Contact Arrangement | 2 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Coil Quantity | 1 |
| Main Contact Maximum Voltage Rating in Volts | 600.0 AC |
| Terminal Type and Quantity | 6 PIN ALL FUNCTIONS |
| Fragility Factor | RUGGED |
| Unthreaded Mounting Hole Diameter | 0.218 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.640 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 30C0-20-240V/60HZ | Wells Mfg Co (USA) |
| 57728 PRIMARY | Wells Mfg Co (USA) |
| 54047 | Wells Mfg Co (USA) |
NSN 5945-01-023-1572 is a Relay,electromagnetic, manufactured by Wells Mfg Co, classified under FSC 5945 (No Item Name Available). Status: active.
NSN 5945-01-023-1572 has 3 cross-referenced part numbers: 30C0-20-240V/60HZ (Wells Mfg Co), 57728 (Wells Mfg Co), 54047 (Wells Mfg Co).
There is 1 known substitute for 5945-01-023-1572: 5133-01-077-3634. Verify interchangeability with system specifications before substitution.
Key specifications for 57728: Overall Length: 3.000 INCHES MAXIMUM IN; Main Contact Load Current Rating at Maximum Rated Voltage: 35.0 AMPERES AC RESISTIVE LOAD; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.640 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Special Features: HEAVY DUTY. 17 total characteristics are documented in the Federal Logistics Information System.