PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-C-55243Connector,plug,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5935-00-815-3219 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-815-3219 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-815-3219. Primary manufacturer part number: MIL-C-55243.
Features
  • Connector,plug,electrical — FSC 5935
  • Overall Diameter: 1.062 INCHES NOMINAL IN
  • Shell Material: ALUMINUM ALLOY
  • Contact Removability: REMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
  • Included Contact Quantity: 12 SINGLE MATING END SINGLE CONTACT GROUPING
  • Shell Type: SOLID
  • Contact Maximum AC Voltage Rating in Volts: 500.0 SINGLE MATING END SINGLE CONTACT GROUPING
  • Insert Position in Deg: 0.0
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,plug,electrical, cataloged under National Stock Number 5935-00-815-3219, 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 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 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
NSN5935-00-815-3219
Primary Part NumberMIL-C-55243
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
Overall Diameter1.062 INCHES NOMINAL IN
Shell MaterialALUMINUM ALLOY
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity12 SINGLE MATING END SINGLE CONTACT GROUPING
Shell TypeSOLID
Contact Maximum AC Voltage Rating in Volts500.0 SINGLE MATING END SINGLE CONTACT GROUPING
Insert Position in Deg0.0
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Specification/standard Data81349-MIL-C-55243 GOVERNMENT SPECIFICATION
Contact Maximum DC Voltage Rating in Volts700.0 SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact TypeROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Polarization MethodKEY, MULTIPLE KEY GROOVE
Contact Maximum Current Rating in Amps10.0 SINGLE MATING END SINGLE CONTACT GROUPING
Connector Locking MethodBAYONET LATCH
Shell Surface TreatmentANODIZE
Contact Position Arrangement Style14-12 SINGLE MATING END
Insert MaterialPLASTIC SINGLE MATING END
Connector Cable Strain Relief MethodCOMPRESSION NUT
Test Data Document81349-MIL-C-55243 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.).
Mating End Quantity1
Body StyleSTRAIGHT SHAPE, INTERNAL COUPLING W/STRAIN RELIEF
Environmental ProtectionWATERTIGHT
Body Length1.910 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5935-00-877-2134 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-892-8895 INTERCHANGEABLE
Connector,receptacle,electrical
5961-01-085-6601U290 INTERCHANGEABLE
Transistor
Siliconix Incorporated Div Siliconix
Cross-Reference Index
Part NumberManufacturer
MIL-C-55243 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
U-290 Federal Prison Industries, Inc - Ebg (USA)
SC-DL-349379 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
5935008153219 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
067-06J14-12S Reliance Electric Co Toledo Scale Div
U-290/U Joint Electronics Type Designation System (USA)
U-290/U Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5935-00-877-2134INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-892-8895INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5961-01-085-6601INTERCHANGEABLE
TRANSISTOR
U290

Frequently Asked Questions

What is NSN 5935-00-815-3219?

NSN 5935-00-815-3219 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 5935-00-815-3219?

NSN 5935-00-815-3219 has 7 cross-referenced part numbers: MIL-C-55243 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), U-290 (Federal Prison Industries, Inc - Ebg), SC-DL-349379 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 5935008153219 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), 067-06J14-12S (Reliance Electric Co Toledo Scale Div) and 2 more.

What NSN replaces 5935-00-815-3219?

There are 3 known substitutes for 5935-00-815-3219: 5935-00-877-2134, 5935-00-892-8895, 5961-01-085-6601. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-C-55243?

Key specifications for MIL-C-55243: Overall Diameter: 1.062 INCHES NOMINAL IN; Shell Material: ALUMINUM ALLOY; Contact Removability: REMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING; Included Contact Quantity: 12 SINGLE MATING END SINGLE CONTACT GROUPING. 24 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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