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PartsTable / COMPONENT / B77707
B77707 ✓ 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 SINGLE VOLTAGE, length: 21.000 INCHES NOMINAL IN, material: STEEL SHEATH, body_style: FINNED, TUBULAR, U SHAPED, overall_length: 26.750 INCHES NOMINAL IN, terminal_length: 0.562 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4520-01-048-4299, 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
B77707
NSN: 4520-01-048-4299
FSC: 4520
CAGE: 37676 — ILLINOIS TOOL WORKS, INC. DIV MAGNAFLUX (USA)
SPECIFICATIONS
phaseSINGLE SINGLE VOLTAGE
length21.000 INCHES NOMINAL IN
materialSTEEL SHEATH
body_styleFINNED, TUBULAR, U SHAPED
heat_quantity1
overall_length26.750 INCHES NOMINAL IN
terminal_length0.562 INCHES NOMINAL IN
thread_quantity32.0 PER INCH MOUNTING FACILITY
element_quantity1
terminal_quantity2
nominal_thread_size0.190 INCHES MOUNTING FACILITY IN
mounting_method_styleAXIAL STUD TYPE MOUNTING FACILITY
NSN4520-01-048-4299
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HEATING ELEMENT,ELECTRICAL,NONIM TITLE COMPONENT PN B77707 MFR HEATING ELEMENT,ELECTR
KEY FEATURES
•
TERMINAL QUANTITY: 2
•
MOUNTING METHOD STYLE: AXIAL STUD TYPE MOUNTING FACILITY
•
THREAD SERIES DESIGNATOR: UNF MOUNTING FACILITY
•
MATERIAL: STEEL SHEATH
•
PHASE: SINGLE SINGLE VOLTAGE
•
MOUNTING FACILITY LENGTH: 0.437 INCHES NOMINAL IN
•
LENGTH: 21.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL QUANTITY2
MOUNTING METHOD STYLEAXIAL STUD TYPE MOUNTING FACILITY
THREAD SERIES DESIGNATORUNF MOUNTING FACILITY
MATERIALSTEEL SHEATH
PHASESINGLE SINGLE VOLTAGE
OVERALL LENGTH26.750 INCHES NOMINAL IN
MOUNTING FACILITY LENGTH0.437 INCHES NOMINAL IN
LENGTH21.000 INCHES NOMINAL IN
HEAT QUANTITY1
TERMINAL LENGTH0.562 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
3286Interchangeable
interchangeable cross-reference
interchangeable
9732971Interchangeable
interchangeable cross-reference
interchangeable
NBCK15-12Interchangeable
interchangeable cross-reference
interchangeable
C3AGV36Interchangeable
interchangeable cross-reference
interchangeable
230-0169-00Interchangeable
interchangeable cross-reference
interchangeable
273MR82P1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B77707?
B77707 is a HEATING ELEMENT,ELECTRICAL,NONIM.
What parts can replace B77707?
There are 12 known substitutes for B77707: 3286, 9732971, NBCK15-12 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B77707?
B77707 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4520-01-048-4299. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026