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PartsTable / COMPONENT / 77-52
77-52 ✓ 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

The LOUDSPEAKER,PERMANENT MAGNET is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, unit_type: EVAPORATIVE, cut_length: 1.188 INCHES NOMINAL IN, blade_shape: CURVED, tube_length: 19.500 INCHES NOMINAL IN, power_rating: 5.00 MILLIWATTS NORMAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6920-00-107-1746, 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
77-52
NSN: 6920-00-107-1746
FSC: 6920
CAGE: 00539 — DEL MAR AVIONICS, LLC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
unit_typeEVAPORATIVE
cut_length1.188 INCHES NOMINAL IN
blade_shapeCURVED
tube_length19.500 INCHES NOMINAL IN
power_rating5.00 MILLIWATTS NORMAL
shank_length12.000 INCHES NOMINAL IN
thread_class2A A
usage_designINDOOR
hole_diameter0.188 INCHES NOMINAL IN
overall_depth0.750 INCHES NOMINAL IN
pass_quantity2
NSN6920-00-107-1746
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LOUDSPEAKER,PERMANENT MAGNET TITLE COMPONENT PN 77-52 MFR LOUDSPEAKER,PERMANENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
77-52Interchangeable
interchangeable cross-reference
interchangeable
9160-0078Interchangeable
interchangeable cross-reference
interchangeable
52282Interchangeable
interchangeable cross-reference
interchangeable
26421Interchangeable
interchangeable cross-reference
interchangeable
12710Interchangeable
interchangeable cross-reference
interchangeable
DG5F12Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 77-52?
77-52 is a LOUDSPEAKER,PERMANENT MAGNET.
What parts can replace 77-52?
There are 8 known substitutes for 77-52: 77-52, 9160-0078, 52282 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 77-52?
77-52 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6920-00-107-1746. 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