The Relay,thermal, cataloged under National Stock Number 5945-00-557-2746, 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 Thales Usa, Inc. Div Air Mobility Solutions ("ams"). Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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 | 5945-00-557-2746 |
| Primary Part Number | 37021 |
| Item Name | Relay,thermal |
| FSC / FSG | 5945 / 59 — No Item Name Available |
| Manufacturer | Thales Usa, Inc. Div Air Mobility Solutions ("ams") |
| Status | CANCELLED |
| Overall Diameter | 3.250 INCHES MAXIMUM IN |
| Contact Maximum Voltage Rating in Volts | 250.0 AC AND 150.0 DC |
| Mounting Facility Type and Quantity | 1 OCTAL BASE PLUG-IN |
| Delay Time in Seconds | 8.0 FIXED OPERATE MINIMUM AND 12.0 FIXED OPERATE MAXIMUM |
| Contact Maximum Current Rating in Amps | 3.0 AC OR 3.0 DC |
| Terminal Type and Quantity | 4 PIN |
| Contact Arrangement | SINGLE POLE, SINGLE THROW, NORMALLY OPEN |
| Heater Power Rating in Watts | 6.0 |
| Heater Voltage Rating in Volts | 117.0 |
| Environmental Protection | DUSTPROOF |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B1616M0DEL501 | Meggitt (new Hampshire), Inc (USA) |
| 37021 PRIMARY | Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA) |
| 3702 | Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA) |
| 501B1616 | Meggitt (new Hampshire), Inc (USA) |
| B1616 | Jettron Products Inc (USA) |
NSN 5945-00-557-2746 is a Relay,thermal, manufactured by Thales Usa, Inc. Div Air Mobility Solutions ("ams"), classified under FSC 5945 (No Item Name Available). Status: cancelled.
NSN 5945-00-557-2746 has 5 cross-referenced part numbers: B1616M0DEL501 (Meggitt (new Hampshire), Inc), 37021 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")), 3702 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")), 501B1616 (Meggitt (new Hampshire), Inc), B1616 (Jettron Products Inc).
There are 12 known substitutes for 5945-00-557-2746: 5340-00-086-9713, 3110-00-112-5796, 3930-00-136-5053 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 37021: Overall Diameter: 3.250 INCHES MAXIMUM IN; Contact Maximum Voltage Rating in Volts: 250.0 AC AND 150.0 DC; Mounting Facility Type and Quantity: 1 OCTAL BASE PLUG-IN; Delay Time in Seconds: 8.0 FIXED OPERATE MINIMUM AND 12.0 FIXED OPERATE MAXIMUM. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 5945-00-557-2746 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.