PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WK6-21C3-8Connector,plug,electrical

Pei/genesis, Inc. Div Pei Genesis · NSN 5935-00-666-1434 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-666-1434 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-666-1434. Primary manufacturer part number: WK6-21C3-8.
Features
  • Connector,plug,electrical — FSC 5935
  • Thread Direction: RIGHT-HAND
  • Precious Material and Location: CONTACT SURFACES SILVER
  • Terminal Type: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
  • Contact Material: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
  • Thread Quantity Per Inch: 6
  • Connector Locking Method: INTERNALLY THREADED COUPLING RING
  • Contact Surface Treatment: SILVER SINGLE MATING END SINGLE CONTACT GROUPING
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,plug,electrical, cataloged under National Stock Number 5935-00-666-1434, 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 Pei/genesis, Inc. Div Pei Genesis. Government technical data includes 30 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-00-666-1434
Primary Part NumberWK6-21C3-8
Item NameConnector,plug,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerPei/genesis, Inc. Div Pei Genesis
StatusCANCELLED
Thread DirectionRIGHT-HAND
Precious Material and LocationCONTACT SURFACES SILVER
Terminal TypeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Thread Quantity Per Inch6
Connector Locking MethodINTERNALLY THREADED COUPLING RING
Contact Surface TreatmentSILVER SINGLE MATING END SINGLE CONTACT GROUPING
Contact Surface Treatment Document and ClassificationQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Shell TypeSOLID
Included Contact Quantity6 SINGLE MATING END SINGLE CONTACT GROUPING
Nominal Thread Size0.875 INCHES IN
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact TypeROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialALUMINUM ALLOY
Insert MaterialPLASTIC SINGLE MATING END
Precious MaterialSILVER
Contact Maximum Current Rating in Amps10.0 SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material and Weight0.006 SILVER GRAINS, TROY
Connector Cable Strain Relief MethodCABLE CLAMP
Shell Surface TreatmentCADMIUM
Insert Position in Deg0.0
Thread Series DesignatorUNS
Polarization MethodKEYWAY OR MULTIPLE KEYWAY
Contact Position Arrangement StyleWK-6 SINGLE MATING END
Body Length2.047 INCHES MINIMUM AND 2.141 INCHES MAXIMUM IN
Cable Entrance Diameter0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN
Overall Diameter1.031 INCHES MINIMUM AND 1.063 INCHES MAXIMUM IN
Thread Class2B
Threaded Device TypeCOUPLING FACILITY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5935-00-500-9854WK6-21C3-8 INTERCHANGEABLE
Connector,plug,electrical
Itt Cannon Llc
5360-00-664-787611-414 INTERCHANGEABLE
Spring,helical,compression
Thermo King Corporation Dba Phoenix Global Distirbution.
6625-00-691-650518550 INTERCHANGEABLE
Plate,clamp
Cec Vibration Products, Llc Dba Cec Vibrations Products
4820-01-157-539918550 INTERCHANGEABLE
Valve,safety Relief
Leroi International Inc Dba Compair Leroi
4130-01-459-2412800-48TP240V INTERCHANGEABLE
Vacu-Disc
Dcm Clean Air Products, Inc.
4710-01-496-8480 INTERCHANGEABLE
Tube Assembly,metal
7025-01-499-4333TLS2200 INTERCHANGEABLE
Printer,automatic Data Processin
Brady Worldwide Inc
4820-01-514-169918.5.50 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
6515-01-573-2840 INTERCHANGEABLE
Steri-Strip
6515-01-587-6297930103 INTERCHANGEABLE
Applicator,disposable
Becton, Dickinson and Co Dba Becton Dickinson & Co
Cross-Reference Index
Part NumberManufacturer
WK6-21C3-8 PRIMARY Pei/genesis, Inc. Div Pei Genesis (USA)
18550 Itt Cannon Llc (USA)
8899533 Us Army Aviation and Missile Command (USA)
WK6-3-21C3-8 Itt Cannon Llc (USA)
Related Parts
5935-00-500-9854INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
WK6-21C3-8
5360-00-664-7876INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
11-414
6625-00-691-6505INTERCHANGEABLE
PLATE,CLAMP
18550
4820-01-157-5399INTERCHANGEABLE
VALVE,SAFETY RELIEF
18550
4130-01-459-2412INTERCHANGEABLE
VACU-DISC
800-48TP240V
4710-01-496-8480INTERCHANGEABLE
TUBE ASSEMBLY,METAL
7025-01-499-4333INTERCHANGEABLE
PRINTER,AUTOMATIC DATA PROCESSIN
TLS2200
4820-01-514-1699INTERCHANGEABLE
DISK,VALVE
18.5.50
6515-01-573-2840INTERCHANGEABLE
STERI-STRIP
6515-01-587-6297INTERCHANGEABLE
APPLICATOR,DISPOSABLE
930103

Frequently Asked Questions

What is NSN 5935-00-666-1434?

NSN 5935-00-666-1434 is a Connector,plug,electrical, manufactured by Pei/genesis, Inc. Div Pei Genesis, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-00-666-1434?

NSN 5935-00-666-1434 has 4 cross-referenced part numbers: WK6-21C3-8 (Pei/genesis, Inc. Div Pei Genesis), 18550 (Itt Cannon Llc), 8899533 (Us Army Aviation and Missile Command), WK6-3-21C3-8 (Itt Cannon Llc).

What NSN replaces 5935-00-666-1434?

There are 10 known substitutes for 5935-00-666-1434: 5935-00-500-9854, 5360-00-664-7876, 6625-00-691-6505 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of WK6-21C3-8?

Key specifications for WK6-21C3-8: Thread Direction: RIGHT-HAND; Precious Material and Location: CONTACT SURFACES SILVER; Terminal Type: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING; Contact Material: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-00-666-1434 still in active supply?

NSN 5935-00-666-1434 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.
PartsTable Design LLC · partstable.com