PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37022Relay,thermal

Thales Usa, Inc. Div Air Mobility Solutions ("ams") · NSN 5945-00-646-6677 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-646-6677 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-646-6677. Primary manufacturer part number: 37022.
Features
  • Relay,thermal — FSC 5945
  • Environmental Protection: HERMETIC
  • Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY CLOSED
  • Contact Maximum Voltage Rating in Volts: 250.0 AC AND 150.0 DC
  • Terminal Type and Quantity: 8 PIN
  • Delay Time in Seconds: 51.0 ADJUSTABLE OPERATE MINIMUM AND 69.0 ADJUSTABLE OPERATE MAXIMUM
  • Heater Power Rating in Watts: 5.0
  • Contact Maximum Current Rating in Amps: 3.0 AC
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,thermal, cataloged under National Stock Number 5945-00-646-6677, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-646-6677
Primary Part Number37022
Item NameRelay,thermal
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerThales Usa, Inc. Div Air Mobility Solutions ("ams")
StatusACTIVE
Environmental ProtectionHERMETIC
Contact ArrangementSINGLE POLE, SINGLE THROW, NORMALLY CLOSED
Contact Maximum Voltage Rating in Volts250.0 AC AND 150.0 DC
Terminal Type and Quantity8 PIN
Delay Time in Seconds51.0 ADJUSTABLE OPERATE MINIMUM AND 69.0 ADJUSTABLE OPERATE MAXIMUM
Heater Power Rating in Watts5.0
Contact Maximum Current Rating in Amps3.0 AC
Mounting Facility Type and Quantity1 PLUG-IN
Heater Voltage Rating in Volts117.0
Overall Diameter1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5355-00-137-3509 INTERCHANGEABLE
Knob
5975-00-296-16692521 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
5995-00-537-7912B1877 INTERCHANGEABLE
Case,cable Assembly
Boonton Electronics Corporation Div Boonton Electronics
5310-00-584-5272MS35338-48 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
3040-01-305-007537022 INTERCHANGEABLE
Disk Brake Shoe
Scott Industrial Systems, Inc
Cross-Reference Index
Part NumberManufacturer
37022 PRIMARY Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
B1877 Meggitt (new Hampshire), Inc (USA)
Related Parts
5355-00-137-3509INTERCHANGEABLE
KNOB
5975-00-296-1669INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
2521
5995-00-537-7912INTERCHANGEABLE
CASE,CABLE ASSEMBLY
B1877
5310-00-584-5272INTERCHANGEABLE
WASHER,LOCK
MS35338-48
3040-01-305-0075INTERCHANGEABLE
DISK BRAKE SHOE
37022

Frequently Asked Questions

What is NSN 5945-00-646-6677?

NSN 5945-00-646-6677 is a Relay,thermal, manufactured by Thales Usa, Inc. Div Air Mobility Solutions ("ams"), classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-646-6677?

NSN 5945-00-646-6677 has 2 cross-referenced part numbers: 37022 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")), B1877 (Meggitt (new Hampshire), Inc).

What NSN replaces 5945-00-646-6677?

There are 5 known substitutes for 5945-00-646-6677: 5355-00-137-3509, 5975-00-296-1669, 5995-00-537-7912 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 37022?

Key specifications for 37022: Environmental Protection: HERMETIC; Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY CLOSED; Contact Maximum Voltage Rating in Volts: 250.0 AC AND 150.0 DC; Terminal Type and Quantity: 8 PIN. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com