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Technical Data Sheet
PartsTable / MRO / MK777-34
MK777-34 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 MK777-34 is a the manufacturer industrial component. Key specifications include special_features: KEEPS TENSION ON THROW LEVER; MANUFACTURERS ITEM NAME: BELLVILLE SPRING; EIGHT SPINGS PER MOUNT, style_designator: SPRING TENSION, end_item_identification: A.R.M.S ITEM 19A OR 19ACOG THROW LEVER MOUNTS A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-339-5510, 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
MRO→ MRO_GENERAL→ MK777-34
NSN: 6625-00-339-5510
FSC: 6625
CAGE: 0BZM1 — MKC ELECTRONICS INC DBA MK ELECTRONICS DIV MKC ELECTRONICS INC, DBA MK ELECTRONICS (USA)
SPECIFICATIONS
special_featuresKEEPS TENSION ON THROW LEVER; MANUFACTURERS ITEM NAME: BELLVILLE SPRING; EIGHT SPINGS PER MOUNT
style_designatorSPRING TENSION
end_item_identificationA.R.M.S ITEM 19A OR 19ACOG THROW LEVER MOUNTS A
NSN6625-00-339-5510
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MK777-34 TITLE COMPONENT PN MK777-34 MFR MK777-34
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
531369Interchangeable
interchangeable cross-reference
interchangeable
MC849PInterchangeable
interchangeable cross-reference
interchangeable
MC849PAInterchangeable
interchangeable cross-reference
interchangeable
500073Interchangeable
interchangeable cross-reference
interchangeable
470358Interchangeable
interchangeable cross-reference
interchangeable
M50912SInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MK777-34?
MK777-34 is a MK777-34. It is classified as a MRO (MRO_GENERAL).
What parts can replace MK777-34?
There are 19 known substitutes for MK777-34: 531369, MC849P, MC849PA and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MK777-34?
MK777-34 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-339-5510. 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