PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6643-1Connector,receptacle,electrical

Itt Cannon Electric Phoenix Div · NSN 5935-00-481-5563 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-481-5563 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-481-5563. Primary manufacturer part number: 6643-1.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Shell Surface Treatment Document and Classification: QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE
  • Thread Series Designator: UNEF
  • Thread Direction: RIGHT-HAND
  • Threaded Device Type: COUPLING FACILITY AND MOUNTING BUSHING
  • Bushing Accommodation Hole Shape: ROUND
  • Cable Entrance Diameter: 0.209 INCHES MAXIMUM IN
  • Contact Position Arrangement Style: NONSTD SINGLE MATING END
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-481-5563, 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 Itt Cannon Electric Phoenix Div. 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-481-5563
Primary Part Number6643-1
Item NameConnector,receptacle,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerItt Cannon Electric Phoenix Div
StatusACTIVE
Shell Surface Treatment Document and ClassificationQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE
Thread Series DesignatorUNEF
Thread DirectionRIGHT-HAND
Threaded Device TypeCOUPLING FACILITY AND MOUNTING BUSHING
Bushing Accommodation Hole ShapeROUND
Cable Entrance Diameter0.209 INCHES MAXIMUM IN
Contact Position Arrangement StyleNONSTD SINGLE MATING END
Nominal Thread Size0.375 INCHES IN
Contact Surface Treatment Document and ClassificationMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialCOPPER ALLOY
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Insert MaterialPLASTIC SINGLE MATING END
Precious Material and Weight0.005 GOLD GRAINS, TROY AND 0.100 SILVER GRAINS, TROY
Shell Surface TreatmentSILVER
Precious Material and LocationCONTACT SURFACE GOLD AND SHELL SURFACE SILVER
Connector Locking MethodEXTERNALLY THREADED SHELL
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Thread Class2A A
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact TypeCOAXIAL SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Thread Quantity Per Inch32
Shell TypeSOLID
Mounting Facility Thickness0.125 INCHES NOMINAL IN
Mating End Quantity1
Connector Cable Strain Relief MethodCOMPRESSION NUT
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-198-1191Z48RETR INTERCHANGEABLE
Retainer,ball,bearing
Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation
2920-00-695-5926 INTERCHANGEABLE
Drive,engine,electrical Starter
3010-00-894-1798 INTERCHANGEABLE
Gearcase-Motor
3110-01-098-12446643 INTERCHANGEABLE
Plate,retaining,bearing
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5995-01-186-6029 INTERCHANGEABLE
Spark Plug Wire Set
8135-01-276-132366431 INTERCHANGEABLE
Paper,glassine
Apothecary Products, Llc
4720-01-305-9004 INTERCHANGEABLE
Hose Assembly,nonmetallic
5136-01-431-19106643 INTERCHANGEABLE
Die,thread Cutting
Stanley Tools Div of Stanley Works
4310-01-655-036293543 INTERCHANGEABLE
Vacuum Pump,diffusion
Ritchie Engineering Co Inc
Cross-Reference Index
Part NumberManufacturer
6643-1 Itt Cannon Electric Phoenix Div (USA)
6643 Itt Cannon Electric Phoenix Div (USA)
82C861-001 Ail Systems Inc Sub of Eaton Corp (USA)
Related Parts
3110-00-198-1191INTERCHANGEABLE
RETAINER,BALL,BEARING
Z48RETR
2920-00-695-5926INTERCHANGEABLE
DRIVE,ENGINE,ELECTRICAL STARTER
3010-00-894-1798INTERCHANGEABLE
GEARCASE-MOTOR
3110-01-098-1244INTERCHANGEABLE
PLATE,RETAINING,BEARING
6643
5995-01-186-6029INTERCHANGEABLE
SPARK PLUG WIRE SET
8135-01-276-1323INTERCHANGEABLE
PAPER,GLASSINE
66431
4720-01-305-9004INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5136-01-431-1910INTERCHANGEABLE
DIE,THREAD CUTTING
6643
4310-01-655-0362INTERCHANGEABLE
VACUUM PUMP,DIFFUSION
93543

Frequently Asked Questions

What is NSN 5935-00-481-5563?

NSN 5935-00-481-5563 is a Connector,receptacle,electrical, manufactured by Itt Cannon Electric Phoenix Div, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-481-5563?

NSN 5935-00-481-5563 has 3 cross-referenced part numbers: 6643-1 (Itt Cannon Electric Phoenix Div), 6643 (Itt Cannon Electric Phoenix Div), 82C861-001 (Ail Systems Inc Sub of Eaton Corp).

What NSN replaces 5935-00-481-5563?

There are 9 known substitutes for 5935-00-481-5563: 3110-00-198-1191, 2920-00-695-5926, 3010-00-894-1798 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6643-1?

Key specifications for 6643-1: Shell Surface Treatment Document and Classification: QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE; Thread Series Designator: UNEF; Thread Direction: RIGHT-HAND; Threaded Device Type: COUPLING FACILITY AND MOUNTING BUSHING. 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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