PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILC5105CConnector,plug,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5935-00-553-2684 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-553-2684 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-553-2684. Primary manufacturer part number: MILC5105C.
Features
  • Connector,plug,electrical — FSC 5935
  • Mating End Quantity: 1
  • Thread Direction: RIGHT-HAND
  • Body Style: STRAIGHT SHAPE, INTERNAL COUPLING W/BACKSHELL
  • Insert Material: PLASTIC POLYTETRAFLUOROETHYLENE SINGLE MATING END
  • Terminal Location: BACK SINGLE MATING END SINGLE CONTACT GROUPING
  • Nominal Thread Length: 0.375 INCHES AND 0.625 INCHES IN
  • Precious Material and Weight: 0.017 SILVER GRAINS, TROY
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,plug,electrical, cataloged under National Stock Number 5935-00-553-2684, is classified within Federal Supply Class 5935 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-553-2684
Primary Part NumberMILC5105C
Item NameConnector,plug,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Mating End Quantity1
Thread DirectionRIGHT-HAND
Body StyleSTRAIGHT SHAPE, INTERNAL COUPLING W/BACKSHELL
Insert MaterialPLASTIC POLYTETRAFLUOROETHYLENE SINGLE MATING END
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Nominal Thread Length0.375 INCHES AND 0.625 INCHES IN
Precious Material and Weight0.017 SILVER GRAINS, TROY
Nominal Thread Size1.188 INCHES AND 1.250 INCHES IN
Shell Surface TreatmentCADMIUM
Included Contact TypeROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialALUMINUM ALLOY
Precious MaterialSILVER
Polarization MethodKEYWAY OR MULTIPLE KEYWAY
Contact Position Arrangement Style20-29 SINGLE MATING END
Thread Series DesignatorUNEF
Contact Maximum AC Voltage Rating in Volts500.0 SINGLE MATING END SINGLE CONTACT GROUPING
Contact Surface TreatmentSILVER SINGLE MATING END SINGLE CONTACT GROUPING
Terminal TypeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material and LocationCONTACT SURFACES SILVER
Included Contact Quantity17 SINGLE MATING END SINGLE CONTACT GROUPING
Contact Maximum DC Voltage Rating in Volts700.0 SINGLE MATING END SINGLE CONTACT GROUPING
Contact Maximum Current Rating in Amps22.0 SINGLE MATING END SINGLE CONTACT GROUPING
Connector Locking MethodINTERNALLY THREADED COUPLING RING
Insert Position in Deg0.0
Shell TypeSPLIT
Overall Diameter1.469 INCHES MAXIMUM IN
Thread Class2A AND 2B A
Threaded Device TypeBACK SHELL AND COUPLING FACILITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5935-00-549-8314AN3106A20-29S INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corp Div Amphenol Aerospace Operations
5935-00-552-47114118735-212 INTERCHANGEABLE
Connector,plug,electrical
Raytheon Company Div Rmd Strategic
5935-01-076-5725MS3456W20-29S INTERCHANGEABLE
Connector,plug,electrical
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
MILC5105C Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS3106B20-29SC Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS3106B20-29S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5935-00-549-8314INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
AN3106A20-29S
5935-00-552-4711INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
4118735-212
5935-01-076-5725INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
MS3456W20-29S

Frequently Asked Questions

What is NSN 5935-00-553-2684?

NSN 5935-00-553-2684 is a Connector,plug,electrical, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-553-2684?

NSN 5935-00-553-2684 has 3 cross-referenced part numbers: MILC5105C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS3106B20-29SC (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS3106B20-29S (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5935-00-553-2684?

There are 3 known substitutes for 5935-00-553-2684: 5935-00-549-8314, 5935-00-552-4711, 5935-01-076-5725. Verify interchangeability with system specifications before substitution.

What are the specifications of MILC5105C?

Key specifications for MILC5105C: Mating End Quantity: 1; Thread Direction: RIGHT-HAND; Body Style: STRAIGHT SHAPE, INTERNAL COUPLING W/BACKSHELL; Insert Material: PLASTIC POLYTETRAFLUOROETHYLENE SINGLE MATING END. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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