The Relay,electromagnetic, cataloged under National Stock Number 5945-00-552-4021, 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 Philadelphia Valve Co. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5945-00-552-4021 |
| Primary Part Number | 3357-3 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — No Item Name Available |
| Manufacturer | Philadelphia Valve Co |
| Status | CANCELLED |
| Main Contact Load Current Rating at Maximum Rated Voltage | 35.0 AMPERES DC RESISTIVE LOAD |
| Nominal Operating Current Rating and Type | 3.25 AMPERES DC SINGLE WINDING |
| Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle | 2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Duty Type | CONTINUOUS |
| Terminal Type and Quantity | 3 PIN ALL FUNCTIONS |
| Mounting Facility Type and Quantity | 2 SLOTTED HOLE SINGLE MOUNTING FACILITY |
| Coil Quantity | 1 |
| Mounting Slot Width | 0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Mounting Facility Pattern | IN-LINE SINGLE MOUNTING FACILITY |
| Winding DC Resistance Rating | 19.0 OHMS NOMINAL SINGLE WINDING |
| Environmental Protection | HERMETIC |
| Main Contact Maximum Voltage Rating in Volts | 6.0 DC |
| Operating Voltage Rating and Type at Specified Temp | 6.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Nonpile-Up Main Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Winding Quantity | 1 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5945-00-552-4021 is a Relay,electromagnetic, manufactured by Philadelphia Valve Co, classified under FSC 5945 (No Item Name Available). Status: cancelled.
NSN 5945-00-552-4021 has 3 cross-referenced part numbers: 2426 (Cole Hersee Company), L11869 (Towmotor Corp Dallas Plant Sub of Caterpillar Tractor Co), 3357-3 (Philadelphia Valve Co).
There are 12 known substitutes for 5945-00-552-4021: 5310-00-127-9494, 5330-00-197-4143, 6515-00-201-2413 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3357-3: Main Contact Load Current Rating at Maximum Rated Voltage: 35.0 AMPERES DC RESISTIVE LOAD; Nominal Operating Current Rating and Type: 3.25 AMPERES DC SINGLE WINDING; Overall Length: 2.500 INCHES NOMINAL IN; Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle: 2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. 19 total characteristics are documented in the Federal Logistics Information System.
NSN 5945-00-552-4021 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.