PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SKC4-31SConnector,receptacle,electrical

Itt Cannon Llc · NSN 5935-00-204-7685 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-204-7685 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-204-7685. Primary manufacturer part number: SKC4-31S.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Included Contact Type: COAXIAL PIN SINGLE MATING END FIRST CONTACT GROUPING
  • Unthreaded Mounting Hole Diameter: 0.125 INCHES MAXIMUM IN
  • Terminal Location: BACK SINGLE MATING END ALL CONTACT GROUPINGS
  • Shell Material: ALUMINUM ALLOY
  • Contact Material: COPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS
  • Thread Series Designator: UNS
  • Threaded Device Type: COUPLING FACILITY
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-204-7685, 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 Llc. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-00-204-7685
Primary Part NumberSKC4-31S
Item NameConnector,receptacle,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerItt Cannon Llc
StatusCANCELLED
Included Contact TypeCOAXIAL PIN SINGLE MATING END FIRST CONTACT GROUPING
Unthreaded Mounting Hole Diameter0.125 INCHES MAXIMUM IN
Terminal LocationBACK SINGLE MATING END ALL CONTACT GROUPINGS
Shell MaterialALUMINUM ALLOY
Contact MaterialCOPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS
Thread Series DesignatorUNS
Threaded Device TypeCOUPLING FACILITY
Shell Surface TreatmentCADMIUM
Contact Surface TreatmentSILVER SINGLE MATING END ALL CONTACT GROUPINGS
Contact RemovabilityNONREMOVABLE SINGLE MATING END ALL CONTACT GROUPINGS
Insert MaterialPLASTIC MELAMINE SINGLE MATING END
Thread Class2B
Insert Position in Deg0.0
Included Contact TypeROUND PIN SINGLE MATING END SECOND CONTACT GROUPING
Distance Between Centerlines of Mounting Facilities Parallel to Body Width1.033 INCHES MINIMUM AND 1.043 INCHES MAXIMUM IN
Body StyleSTRAIGHT SHAPE, INTERNAL COUPLING
Precious Material and Weight0.004 SILVER GRAINS, TROY
Connector Locking MethodINTERNALLY THREADED COUPLING RING
Included Contact Quantity3 SINGLE MATING END SECOND CONTACT GROUPING
Nominal Thread Size1.312 INCHES IN
Thread Quantity Per Inch6
Contact Position Arrangement StyleSK-U4 SINGLE MATING END
Center to Center Distance Between Mounting Facilities Parallel to Height1.033 INCHES MINIMUM AND 1.043 INCHES MAXIMUM IN
Mating End Quantity1
Thread DirectionRIGHT-HAND
Shell TypeSOLID
Precious MaterialSILVER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5330-00-351-418719932 INTERCHANGEABLE
Gasket
Federal-Mogul Corp Fel-Pro Gasket Div
2910-00-371-5578153-49 INTERCHANGEABLE
Cover
Cummins Power Generation Inc.
5950-00-645-490219932 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
5985-00-782-7639199-32 INTERCHANGEABLE
Support,antenna
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
6515-01-522-713419932 INTERCHANGEABLE
Filter,humidifier
Teleflex Llc
5306-01-555-498512759-00458 INTERCHANGEABLE
Bolt,machine
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
SKC4-31S PRIMARY Itt Cannon Llc (USA)
CDSK-C4-31S Connector Design and Mfg Inc (USA)
9B1539 I T I Electronics, Inc. (USA)
19932 Itt Cannon Llc (USA)
Related Parts
5330-00-351-4187INTERCHANGEABLE
GASKET
19932
2910-00-371-5578INTERCHANGEABLE
COVER
153-49
5950-00-645-4902INTERCHANGEABLE
TRANSFORMER,POWER
19932
5985-00-782-7639INTERCHANGEABLE
SUPPORT,ANTENNA
199-32
6515-01-522-7134INTERCHANGEABLE
FILTER,HUMIDIFIER
19932
5306-01-555-4985INTERCHANGEABLE
BOLT,MACHINE
12759-00458

Frequently Asked Questions

What is NSN 5935-00-204-7685?

NSN 5935-00-204-7685 is a Connector,receptacle,electrical, manufactured by Itt Cannon Llc, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-00-204-7685?

NSN 5935-00-204-7685 has 4 cross-referenced part numbers: SKC4-31S (Itt Cannon Llc), CDSK-C4-31S (Connector Design and Mfg Inc), 9B1539 (I T I Electronics, Inc.), 19932 (Itt Cannon Llc).

What NSN replaces 5935-00-204-7685?

There are 6 known substitutes for 5935-00-204-7685: 5330-00-351-4187, 2910-00-371-5578, 5950-00-645-4902 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SKC4-31S?

Key specifications for SKC4-31S: Included Contact Type: COAXIAL PIN SINGLE MATING END FIRST CONTACT GROUPING; Overall Height: 1.359 INCHES MINIMUM AND 1.391 INCHES MAXIMUM IN; Unthreaded Mounting Hole Diameter: 0.125 INCHES MAXIMUM IN; Terminal Location: BACK SINGLE MATING END ALL CONTACT GROUPINGS. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-00-204-7685 still in active supply?

NSN 5935-00-204-7685 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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