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Technical Data Sheet
PartsTable / COMPONENT / KC59-221
KC59-221 ✓ 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 CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include body_style: STRAIGHT SHAPE, INTERNAL COUPLING, shell_type: SOLID, terminal_type: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING, overall_length: 1.500 INCHES MAXIMUM IN, shell_material: COPPER ALLOY, overall_diameter: 0.593 INCHES MAXIMUM 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 5935-00-164-0122, 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
KC59-221
NSN: 5935-00-164-0122
FSC: 5935
CAGE: 91836 — WINCHESTER INTERCONNECT CORPORATION (USA)
SPECIFICATIONS
body_styleSTRAIGHT SHAPE, INTERNAL COUPLING
shell_typeSOLID
terminal_typeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
overall_length1.500 INCHES MAXIMUM IN
shell_materialCOPPER ALLOY
overall_diameter0.593 INCHES MAXIMUM IN
precious_materialGOLD
terminal_locationBACK SINGLE MATING END SINGLE CONTACT GROUPING
mating_end_quantity1
contact_removabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
included_contact_typeCOAXIAL PIN SINGLE MATING END SINGLE CONTACT GROUPING
connector_locking_methodBAYONET LATCH
NSN5935-00-164-0122
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,PLUG,ELECTRICAL TITLE COMPONENT PN KC59-221 MFR CONNECTOR,PLUG,ELECTRI
KEY FEATURES
•
BODY STYLE: STRAIGHT SHAPE, INTERNAL COUPLING
•
CONTACT SURFACE TREATMENT: GOLD SINGLE MATING END SINGLE CONTACT GROUPING
•
PRECIOUS MATERIAL AND WEIGHT: 0.005 GOLD GRAINS, TROY
•
TERMINAL LOCATION: BACK SINGLE MATING END SINGLE CONTACT GROUPING
•
TERMINAL TYPE: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
•
INCLUDED CONTACT QUANTITY: 1 SINGLE MATING END SINGLE CONTACT GROUPING
•
CONNECTOR CABLE STRAIN RELIEF METHOD: CRIMP TYPE
•
TEST DATA DOCUMENT: 81349-MIL-C-39012 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLESTRAIGHT SHAPE, INTERNAL COUPLING
CONTACT SURFACE TREATMENTGOLD SINGLE MATING END SINGLE CONTACT GROUPING
PRECIOUS MATERIAL AND WEIGHT0.005 GOLD GRAINS, TROY
TERMINAL LOCATIONBACK SINGLE MATING END SINGLE CONTACT GROUPING
TERMINAL TYPESOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
INCLUDED CONTACT QUANTITY1 SINGLE MATING END SINGLE CONTACT GROUPING
CONNECTOR CABLE STRAIN RELIEF METHODCRIMP TYPE
TEST DATA DOCUMENT81349-MIL-C-39012 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
SHELL TYPESOLID
SPECIFICATION/STANDARD DATA81349-MIL-C-39012 GOVERNMENT SPECIFICATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
KC59-111Interchangeable
interchangeable cross-reference
interchangeable
P8-D1-B4Interchangeable
interchangeable cross-reference
interchangeable
81-9027-0032-7Interchangeable
interchangeable cross-reference
interchangeable
148511Interchangeable
interchangeable cross-reference
interchangeable
392004Interchangeable
interchangeable cross-reference
interchangeable
MILC39012-16Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is KC59-221?
KC59-221 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace KC59-221?
There are 10 known substitutes for KC59-221: KC59-111, P8-D1-B4, 81-9027-0032-7 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for KC59-221?
KC59-221 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-00-164-0122. 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