PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KV99-05Adapter,connector

Winchester Interconnect Corporation · NSN 5935-00-643-9880 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-643-9880 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-643-9880. Primary manufacturer part number: KV99-05.
Features
  • Adapter,connector — FSC 5935
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 1.437 INCHES NOMINAL IN
  • Distance From Mounting Shoulder to Front Face: 2.438 INCHES NOMINAL IN
  • Mating End Quantity: 2
  • Unthreaded Mounting Hole Diameter: 0.257 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 24 AND 18
  • Shell Type: SOLID
  • Included Contact Quantity: 1 SECOND MATING END SINGLE CONTACT GROUPING
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Adapter,connector, cataloged under National Stock Number 5935-00-643-9880, 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 Winchester Interconnect Corporation. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-00-643-9880
Primary Part NumberKV99-05
Item NameAdapter,connector
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerWinchester Interconnect Corporation
StatusCANCELLED
Distance Between Centerlines of Mounting Facilities Parallel to Body Width1.437 INCHES NOMINAL IN
Distance From Mounting Shoulder to Front Face2.438 INCHES NOMINAL IN
Mating End Quantity2
Unthreaded Mounting Hole Diameter0.257 INCHES NOMINAL IN
Thread Quantity Per Inch24 AND 18
Shell TypeSOLID
Included Contact Quantity1 SECOND MATING END SINGLE CONTACT GROUPING
Included Contact TypeCOAXIAL SOCKET ALL MATING ENDS SINGLE CONTACT GROUPING
Contact Position Arrangement StyleLC SECOND MATING END
Contact Position Arrangement StyleN FIRST MATING END
Connector Locking MethodEXTERNALLY THREADED SHELL
Contact RemovabilityNONREMOVABLE ALL MATING ENDS SINGLE CONTACT GROUPING
Center to Center Distance Between Mounting Facilities Parallel to Height1.437 INCHES NOMINAL IN
Included Contact Quantity1 FIRST MATING END SINGLE CONTACT GROUPING
Threaded Device TypeCOUPLING FACILITY
Thread DirectionRIGHT-HAND
Thread Series DesignatorUNEF
Nominal Thread Size0.625 INCHES AND 1.250 INCHES IN
Body StyleSTRAIGHT SHAPE W/FLANGE
Insert MaterialPLASTIC, POLYETHYLENE (PP) ALL MATING ENDS
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5305-00-925-7863MS27039-1-16 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
KV99-05 Winchester Interconnect Corporation (USA)
TRU-4233 Winchester Interconnect Rf Corporation (USA)
2010916 L3harris Technologies, Inc. Dba Harris Corporation (USA)
2010916 Caes Systems Llc (USA)
2010916 Itt Industries Inc Itt Aerospace Communications Div East (USA)
Related Parts
5305-00-925-7863INTERCHANGEABLE
SCREW,MACHINE
MS27039-1-16

Frequently Asked Questions

What is NSN 5935-00-643-9880?

NSN 5935-00-643-9880 is a Adapter,connector, manufactured by Winchester Interconnect Corporation, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-00-643-9880?

NSN 5935-00-643-9880 has 5 cross-referenced part numbers: KV99-05 (Winchester Interconnect Corporation), TRU-4233 (Winchester Interconnect Rf Corporation), 2010916 (L3harris Technologies, Inc. Dba Harris Corporation), 2010916 (Caes Systems Llc), 2010916 (Itt Industries Inc Itt Aerospace Communications Div East).

What NSN replaces 5935-00-643-9880?

There is 1 known substitute for 5935-00-643-9880: 5305-00-925-7863. Verify interchangeability with system specifications before substitution.

What are the specifications of KV99-05?

Key specifications for KV99-05: Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 1.437 INCHES NOMINAL IN; Distance From Mounting Shoulder to Front Face: 2.438 INCHES NOMINAL IN; Mating End Quantity: 2; Unthreaded Mounting Hole Diameter: 0.257 INCHES NOMINAL IN. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-00-643-9880 still in active supply?

NSN 5935-00-643-9880 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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