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PartsTable / COMPONENT / 77-105
77-105 ✓ Verified by PartsTable
Trust · 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

- Control up to 5 LED drivers<br>- Can be used to dim all kinds of dimmable 0-10V LED lights<br>- Can easily be connected to the 0-10V control input of LED drivers. Key specifications include head_style: HEXAGON, head_height: 0.230 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.000 INCHES NOMINAL IN, fastener_length: 1.000 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1285-00-051-6516, 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
77-105
NSN: 1285-00-051-6516
FSC: 1285
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height0.230 INCHES NOMINAL IN
thread_class2A A
thread_length1.000 INCHES NOMINAL IN
fastener_length1.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.563 INCHES NOMINAL IN
end_item_identificationSQH-4B TOWFIS
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch16
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN1285-00-051-6516
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Trust HEATING ELEMENT,ELECTRICAL,NONIM TITLE COMPONENT PN 77-105 MFR Trust HEATING ELEMENT,ELECTR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
77090Interchangeable
interchangeable cross-reference
interchangeable
77091Interchangeable
interchangeable cross-reference
interchangeable
77104Interchangeable
interchangeable cross-reference
interchangeable
77105Interchangeable
interchangeable cross-reference
interchangeable
M1406-458842Interchangeable
interchangeable cross-reference
interchangeable
03249Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 77-105?
77-105 is a HEATING ELEMENT,ELECTRICAL,NONIM manufactured by Trust.
What parts can replace 77-105?
There are 6 known substitutes for 77-105: 77090, 77091, 77104 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 77-105?
77-105 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1285-00-051-6516. 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