PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22-666Relay,electromagnetic

Bae Systems Technology Solutions & Services Inc. · NSN 5945-00-855-4658 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-855-4658 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-855-4658. Primary manufacturer part number: 22-666.
Features
  • Relay,electromagnetic — FSC 5945
  • Operating Voltage Rating and Type at Specified Temp: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
  • Winding Quantity: 1
  • Terminal Type and Quantity: 14 PIN ALL FUNCTIONS
  • Main Contact Maximum Voltage Rating in Volts: 30.0 DC
  • Mounting Facility Pattern: TRIANGLE SINGLE MOUNTING FACILITY
  • Mounting Facility Type and Quantity: 3 THREADED STUD(S) SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-855-4658, 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 Bae Systems Technology Solutions & Services Inc.. Government technical data includes 16 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-855-4658
Primary Part Number22-666
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerBae Systems Technology Solutions & Services Inc.
StatusACTIVE
Operating Voltage Rating and Type at Specified Temp26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Winding Quantity1
Terminal Type and Quantity14 PIN ALL FUNCTIONS
Main Contact Maximum Voltage Rating in Volts30.0 DC
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Mounting Facility Type and Quantity3 THREADED STUD(S) SINGLE MOUNTING FACILITY
Main Contact Load Current Rating at Maximum Rated Voltage10.0 AMPERES DC RESISTIVE LOAD
Thread Class2A SINGLE MOUNTING FACILITY A
Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Environmental ProtectionHERMETIC
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY IN
Pile-Up Main Contact Form Arrangement4C
Winding DC Resistance Rating235.0 OHMS NOMINAL SINGLE WINDING
Coil Quantity1
Duty TypeCONTINUOUS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5330-00-251-472122666 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
3110-00-606-9574HM804810 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5331-01-066-2486 INTERCHANGEABLE
O-Ring
4730-01-127-309222666 INTERCHANGEABLE
Strainer Element,sediment
Newark Wire Cloth Holdings Llc Dba Newark Wire Cloth
5365-01-160-1424B-16-13-4 INTERCHANGEABLE
Bushing,union
Todd Combustion Inc
5331-01-308-736022666 INTERCHANGEABLE
O-Ring
Paccar Winch Inc Dba Paccar Winch Division
5305-01-487-4891G60104 INTERCHANGEABLE
Screw,cap,socket Head
National Oilwell Varco Inc Dba National Oilwell
Cross-Reference Index
Part NumberManufacturer
22-666 Bae Systems Technology Solutions & Services Inc. (USA)
G60104 Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co (USA)
5724-244HS Airpax Corporation Llc Dba Airpax Corporation Llc (USA)
Related Parts
5330-00-251-4721INTERCHANGEABLE
GASKET
22666
3110-00-606-9574INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
HM804810
5331-01-066-2486INTERCHANGEABLE
O-RING
4730-01-127-3092INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
22666
5365-01-160-1424INTERCHANGEABLE
BUSHING,UNION
B-16-13-4
5331-01-308-7360INTERCHANGEABLE
O-RING
22666
5305-01-487-4891INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
G60104

Frequently Asked Questions

What is NSN 5945-00-855-4658?

NSN 5945-00-855-4658 is a Relay,electromagnetic, manufactured by Bae Systems Technology Solutions & Services Inc., classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-855-4658?

NSN 5945-00-855-4658 has 3 cross-referenced part numbers: 22-666 (Bae Systems Technology Solutions & Services Inc.), G60104 (Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co), 5724-244HS (Airpax Corporation Llc Dba Airpax Corporation Llc).

What NSN replaces 5945-00-855-4658?

There are 7 known substitutes for 5945-00-855-4658: 5330-00-251-4721, 3110-00-606-9574, 5331-01-066-2486 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 22-666?

Key specifications for 22-666: Operating Voltage Rating and Type at Specified Temp: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY; Winding Quantity: 1; Terminal Type and Quantity: 14 PIN ALL FUNCTIONS. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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