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Technical Data Sheet
MIL-A-22577 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

HEATING ELEMENT,ELECTRICAL,NONIM. Key specifications include phase: SINGLE SINGLE VOLTAGE, material: MAGNESIUM OXIDE RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION, body_style: SINGLE HEAT RING, terminal_length: 0.531 INCHES NOMINAL IN, thread_quantity: 32.0 PER INCH STUD, outside_diameter: 8.375 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 4520-00-079-1782, 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
MIL-A-22577
NSN: 4520-00-079-1782
FSC: 4520
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
phaseSINGLE SINGLE VOLTAGE
materialMAGNESIUM OXIDE RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION
body_styleSINGLE HEAT RING
heat_quantity1
terminal_length0.531 INCHES NOMINAL IN
thread_quantity32.0 PER INCH STUD
element_quantity1
outside_diameter8.375 INCHES NOMINAL IN
terminal_quantity2
frequency_in_hertz50.0 AND 60.0
nominal_thread_size0.190 INCHES STUD IN
watt_density_rating16.0 PER SQUARE INCH SINGLE VOLTAGE
NSN4520-00-079-1782
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HEATING ELEMENT,ELECTRICAL,NONIM TITLE COMPONENT PN MIL-A-22577 MFR HEATING ELEMENT,ELECTR
KEY FEATURES
MATERIAL: CHROMIUM AND STEEL SHEATH
WATT DENSITY RATING: 16.0 PER SQUARE INCH SINGLE VOLTAGE
THREAD QUANTITY: 32.0 PER INCH STUD
BODY STYLE: SINGLE HEAT RING
TERMINAL ARRANGEMENT STYLE: IN LINE (TANDEM) AT ONE END
VOLTAGE IN VOLTS AND CURRENT TYPE: 120.0 AC FIRST VOLTAGE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCHROMIUM AND STEEL SHEATH
WATT DENSITY RATING16.0 PER SQUARE INCH SINGLE VOLTAGE
THREAD QUANTITY32.0 PER INCH STUD
BODY STYLESINGLE HEAT RING
TERMINAL ARRANGEMENT STYLEIN LINE (TANDEM) AT ONE END
MATERIALCHROMIUM AND NICKEL RESISTANCE WIRE
VOLTAGE IN VOLTS AND CURRENT TYPE120.0 AC FIRST VOLTAGE
MATERIALMAGNESIUM OXIDE RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION
THREAD SERIES DESIGNATORUNF STUD
FREQUENCY IN HERTZ50.0 AND 60.0
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
EM518072Interchangeable
interchangeable cross-reference
interchangeable
A80Interchangeable
interchangeable cross-reference
interchangeable
464362R1Interchangeable
interchangeable cross-reference
interchangeable
A-80-240V-1050WInterchangeable
interchangeable cross-reference
interchangeable
CSY706555Interchangeable
interchangeable cross-reference
interchangeable
136223Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-A-22577?
MIL-A-22577 is a HEATING ELEMENT,ELECTRICAL,NONIM.
What parts can replace MIL-A-22577?
There are 15 known substitutes for MIL-A-22577: EM518072, A80, 464362R1 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-A-22577?
MIL-A-22577 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4520-00-079-1782. This indicates validated use in U.S. government and defense supply chains.
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