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Technical Data Sheet
66-642-G ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

RELAY-SOLENOID,ENGINE STARTER,EL. Key specifications include submersibility: SUBMERSIBLE, engaging_linkage: NOT INCLUDED, special_features: WEAPON SYSTEM ESSENTIAL, control_terminal_type: THREADED POST, mounting_hole_diameter: 0.281 INCHES NOMINAL IN, nominal_voltage_rating: 24.0 VOLTS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-00-861-2063, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
66-642-G
NSN: 2920-00-861-2063
FSC: 2920
CAGE: 66022 — OHIO GENERATOR REMANUFACTURING (USA)
SPECIFICATIONS
submersibilitySUBMERSIBLE
engaging_linkageNOT INCLUDED
special_featuresWEAPON SYSTEM ESSENTIAL
control_terminal_typeTHREADED POST
mounting_hole_diameter0.281 INCHES NOMINAL IN
nominal_voltage_rating24.0 VOLTS
end_item_identificationGENERATOR SET, DIESEL ENGINE, 60 KW, PU-650
control_terminal_quantity2
grounded_control_terminalNOT INCLUDED
mounting_facility_spacingHOLES SPACED 1.750 IN. C TO C APART IN
criticality_code_justificationFEAT
contact_manual_closing_provisionNOT INCLUDED
NSN2920-00-861-2063
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY-SOLENOID,ENGINE STARTER,EL TITLE COMPONENT PN 66-642-G MFR RELAY-SOLENOID,ENGINE
KEY FEATURES
CRITICALITY CODE JUSTIFICATION: FEAT
CONTROL TERMINAL TYPE: THREADED POST
CONTACT MANUAL CLOSING PROVISION: NOT INCLUDED
GROUNDED CONTROL TERMINAL: NOT INCLUDED
ENGAGING LINKAGE: NOT INCLUDED
MOUNTING FACILITY SPACING: HOLES SPACED 1.750 IN. C TO C APART IN
MOTOR DIAMETER FOR WHICH RIGID MOUNT IS DESIGNED: 2.950 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CRITICALITY CODE JUSTIFICATIONFEAT
CONTROL TERMINAL TYPETHREADED POST
CONTACT MANUAL CLOSING PROVISIONNOT INCLUDED
GROUNDED CONTROL TERMINALNOT INCLUDED
ENGAGING LINKAGENOT INCLUDED
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
MOUNTING FACILITY SPACINGHOLES SPACED 1.750 IN. C TO C APART IN
MOTOR DIAMETER FOR WHICH RIGID MOUNT IS DESIGNED2.950 INCHES NOMINAL IN
CONTROL TERMINAL QUANTITY2
MOUNTING FACILITY TYPE AND QUANTITY4 HOLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
SP-6056Interchangeable
interchangeable cross-reference
interchangeable
5P-6056Interchangeable
interchangeable cross-reference
interchangeable
66-643-GInterchangeable
interchangeable cross-reference
interchangeable
SAT4102UTInterchangeable
interchangeable cross-reference
interchangeable
11610149Interchangeable
Same NIIN cross-reference
interchangeable
2920008612063Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 66-642-G?
66-642-G is a RELAY-SOLENOID,ENGINE STARTER,EL.
What parts can replace 66-642-G?
There are 7 known substitutes for 66-642-G: SP-6056, 5P-6056, 66-643-G and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 66-642-G?
66-642-G is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-00-861-2063. This indicates validated use in U.S. government and defense supply chains.
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