PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C11143-1Adapter,connector

Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company · NSN 5935-01-104-3855 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-01-104-3855 — this item is cataloged by the U.S. Government under National Stock Number 5935-01-104-3855. Primary manufacturer part number: C11143-1.
Features
  • Adapter,connector — FSC 5935
  • Body Style: ANGLE SHAPE, EXTERNAL/INTERNAL COUPLING
  • Contact Surface Treatment: GOLD ALL MATING ENDS SINGLE CONTACT GROUPING
  • Included Contact Quantity: 1 ALL MATING ENDS SINGLE CONTACT GROUPING
  • Shell Material Document and Classification: QQ-S-763 CONDITION A FED SPEC SINGLE MATERIAL RESPONSE
  • Precious Material and Location: CONTACT SURFACES AND SHELL SURFACES GOLD
  • Connector Locking Method: INTERNALLY THREADED COUPLING RING
  • Contact Position Arrangement Style: N ALL MATING ENDS
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Adapter,connector, cataloged under National Stock Number 5935-01-104-3855, 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 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-01-104-3855
Primary Part NumberC11143-1
Item NameAdapter,connector
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Lockheed Martin Aeronautics Company
StatusACTIVE
Body StyleANGLE SHAPE, EXTERNAL/INTERNAL COUPLING
Contact Surface TreatmentGOLD ALL MATING ENDS SINGLE CONTACT GROUPING
Included Contact Quantity1 ALL MATING ENDS SINGLE CONTACT GROUPING
Shell Material Document and ClassificationQQ-S-763 CONDITION A FED SPEC SINGLE MATERIAL RESPONSE
Precious Material and LocationCONTACT SURFACES AND SHELL SURFACES GOLD
Connector Locking MethodINTERNALLY THREADED COUPLING RING
Contact Position Arrangement StyleN ALL MATING ENDS
Included Contact TypeCOAXIAL PIN ALL MATING ENDS SINGLE CONTACT GROUPING
Contact Material Document and ClassificationQQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE ALL MATING ENDS SINGLE CONTACT GROUPING
Shell TypeSOLID
Shell Surface TreatmentGOLD
Nominal Thread Size0.625 INCHES IN
Contact Maximum AC Voltage Rating in Volts500.0 ALL MATING ENDS SINGLE CONTACT GROUPING
Contact RemovabilityREMOVABLE ALL MATING ENDS SINGLE CONTACT GROUPING
Thread Quantity Per Inch24
Insert MaterialPLASTIC POLYTETRAFLUOROETHYLENE ALL MATING ENDS
Shell Surface Treatment Document and ClassificationMIL-G-45204 TY II,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE
Precious Material and Weight0.110 GOLD GRAINS, TROY
Shell MaterialSTEEL COMP 303
Contact MaterialCOPPER ALLOY ALL MATING ENDS SINGLE CONTACT GROUPING
Precious MaterialGOLD
Thread Series DesignatorUNEF
Thread Class2B
Contact Surface Treatment Document and ClassificationMIL-G-45204,TY II,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE ALL MATING ENDS SINGLE CONTACT GROUPING
Mating End Quantity2
Radio Frequency Type Contact Characteristic Impedance in Ohms50.0 ALL MATING ENDS SINGLE CONTACT GROUPING
Threaded Device TypeCOUPLING FACILITY
Environmental ProtectionCORROSION RESISTANT AND MOISTURE RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-355-3797 INTERCHANGEABLE
Gasket
6650-00-453-5616 INTERCHANGEABLE
Magnifier,hand
3110-00-455-694329680 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
4710-00-690-319129680 INTERCHANGEABLE
Tube Assembly,metal
Hdt Expeditionary Systems Inc
Cross-Reference Index
Part NumberManufacturer
29680 Huber+suhner Astrolab, Inc. Dba Huber & Suhner Astrolab Inc (USA)
C11143-1 PRIMARY Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
Related Parts
5330-00-355-3797INTERCHANGEABLE
GASKET
6650-00-453-5616INTERCHANGEABLE
MAGNIFIER,HAND
3110-00-455-6943INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
29680
4710-00-690-3191INTERCHANGEABLE
TUBE ASSEMBLY,METAL
29680

Frequently Asked Questions

What is NSN 5935-01-104-3855?

NSN 5935-01-104-3855 is a Adapter,connector, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-01-104-3855?

NSN 5935-01-104-3855 has 2 cross-referenced part numbers: 29680 (Huber+suhner Astrolab, Inc. Dba Huber & Suhner Astrolab Inc), C11143-1 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company).

What NSN replaces 5935-01-104-3855?

There are 4 known substitutes for 5935-01-104-3855: 5330-00-355-3797, 6650-00-453-5616, 3110-00-455-6943 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C11143-1?

Key specifications for C11143-1: Body Style: ANGLE SHAPE, EXTERNAL/INTERNAL COUPLING; Contact Surface Treatment: GOLD ALL MATING ENDS SINGLE CONTACT GROUPING; Included Contact Quantity: 1 ALL MATING ENDS SINGLE CONTACT GROUPING; Shell Material Document and Classification: QQ-S-763 CONDITION A FED SPEC SINGLE MATERIAL RESPONSE. 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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