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Technical Data Sheet
666157-164 ✓ 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

HEATING ELEMENT,ELECTRICAL,NONIM. Key specifications include phase: SINGLE ALL VOLTAGES, length: 18.547 INCHES NOMINAL IN, material: RUBBER NATURAL RESISTANCE WIRE, body_style: TUBULAR, SINGLE COIL DOUBLE TERMINALS, terminal_length: 6.000 INCHES NOMINAL IN, heat_control_type: HEAT SWITCH. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4520-00-404-9320, 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
666157-164
NSN: 4520-00-404-9320
FSC: 4520
CAGE: 14100 — STROMBERG-CARLSON CORP A PLESSEY TELECOMMUNICATIONS CO (USA)
SPECIFICATIONS
phaseSINGLE ALL VOLTAGES
length18.547 INCHES NOMINAL IN
materialRUBBER NATURAL RESISTANCE WIRE
body_styleTUBULAR, SINGLE COIL DOUBLE TERMINALS
terminal_length6.000 INCHES NOMINAL IN
heat_control_typeHEAT SWITCH
fsc_application_dataRADIO NAVIGATION EQUIPMENT NONAIRBORNE,ANURN3
mounting_method_styleTERMINAL MOUNTED
end_item_identificationAN/URN-3MOD
element_connection_styleWIRE LEAD W/TERMINAL LUG
element_radiation_spectrumNONINFRARED
terminal_arrangement_stylePARALLEL AT ONE END EXCEPT ON 3/4 AND 1 INCH WIDTH IN
NSN4520-00-404-9320
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HEATING ELEMENT,ELECTRICAL,NONIM TITLE COMPONENT PN 666157-164 MFR HEATING ELEMENT,ELECTR
KEY FEATURES
HEAT CONTROL TYPE: HEAT SWITCH
MATERIAL: RUBBER NATURAL RESISTANCE WIRE
ELEMENT CONNECTION STYLE: WIRE LEAD W/TERMINAL LUG
LENGTH: 18.547 INCHES NOMINAL IN
FSC APPLICATION DATA: RADIO NAVIGATION EQUIPMENT NONAIRBORNE,ANURN3
PHASE: SINGLE ALL VOLTAGES
MAXIMUM WATTAGE RATING IN WATTS: 225.0 SINGLE VOLTAGE
TECHNICAL CHARACTERISTICS (FLIS)
HEAT CONTROL TYPEHEAT SWITCH
MATERIALRUBBER NATURAL RESISTANCE WIRE
ELEMENT CONNECTION STYLEWIRE LEAD W/TERMINAL LUG
LENGTH18.547 INCHES NOMINAL IN
END ITEM IDENTIFICATIONAN/URN-3MOD
FSC APPLICATION DATARADIO NAVIGATION EQUIPMENT NONAIRBORNE,ANURN3
PHASESINGLE ALL VOLTAGES
MAXIMUM WATTAGE RATING IN WATTS225.0 SINGLE VOLTAGE
TERMINAL ARRANGEMENT STYLEPARALLEL AT ONE END EXCEPT ON 3/4 AND 1 INCH WIDTH IN
MOUNTING METHOD STYLETERMINAL MOUNTED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
33-452Interchangeable
interchangeable cross-reference
interchangeable
8464Interchangeable
interchangeable cross-reference
interchangeable
611XInterchangeable
interchangeable cross-reference
interchangeable
125-267Interchangeable
interchangeable cross-reference
interchangeable
2918Interchangeable
interchangeable cross-reference
interchangeable
334397Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 666157-164?
666157-164 is a HEATING ELEMENT,ELECTRICAL,NONIM.
What parts can replace 666157-164?
There are 12 known substitutes for 666157-164: 33-452, 8464, 611X and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 666157-164?
666157-164 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4520-00-404-9320. This indicates validated use in U.S. government and defense supply chains.
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