The Relay,thermal, cataloged under National Stock Number 5945-00-494-5516, 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 Meggitt (new Hampshire), Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-494-5516 |
| Primary Part Number | 501B1900 |
| Item Name | Relay,thermal |
| FSC / FSG | 5945 / 59 — No Item Name Available |
| Manufacturer | Meggitt (new Hampshire), Inc |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 3.0 AC OR 3.0 DC |
| Terminal Type and Quantity | 8 PIN |
| Overall Diameter | 1.250 INCHES MAXIMUM IN |
| Contact Maximum Voltage Rating in Volts | 250.0 AC AND 150.0 DC |
| Delay Time in Seconds | 2.0 FIXED OPERATE MINIMUM AND 4.0 FIXED OPERATE MAXIMUM |
| Mounting Facility Type and Quantity | 1 PLUG-IN |
| Contact Arrangement | SINGLE POLE, SINGLE THROW, NORMALLY OPEN |
| Heater Voltage Rating in Volts | 117.0 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5945-00-494-5516 is a Relay,thermal, manufactured by Meggitt (new Hampshire), Inc, classified under FSC 5945 (No Item Name Available). Status: active.
NSN 5945-00-494-5516 has 2 cross-referenced part numbers: 501B1900 (Meggitt (new Hampshire), Inc), 17924-1 (Hamilton Standard Electronics Systems Inc Tele-Dynamics Div).
There are 3 known substitutes for 5945-00-494-5516: 5340-00-206-9781, 2915-00-673-0939, 5815-00-757-3103. Verify interchangeability with system specifications before substitution.
Key specifications for 501B1900: Contact Maximum Current Rating in Amps: 3.0 AC OR 3.0 DC; Terminal Type and Quantity: 8 PIN; Overall Diameter: 1.250 INCHES MAXIMUM IN; Contact Maximum Voltage Rating in Volts: 250.0 AC AND 150.0 DC. 9 total characteristics are documented in the Federal Logistics Information System.