PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

UG23BUConnector,plug,electrical

Joint Electronics Type Designation System · NSN 5935-00-149-3899 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-149-3899 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-149-3899. Primary manufacturer part number: UG23BU.
Features
  • Connector,plug,electrical — FSC 5935
  • Connector Cable Strain Relief Method: CABLE CLAMP
  • Thread Series Designator: UNEF
  • Nominal Thread Size: 0.625 INCHES IN
  • Included Contact Type: COAXIAL PIN SINGLE MATING END SINGLE CONTACT GROUPING
  • Radio Frequency Type Contact Characteristic Impedance in Ohms: 50.0 SINGLE MATING END SINGLE CONTACT GROUPING
  • Shell Material: COPPER ALLOY
  • Mating End Quantity: 1
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,plug,electrical, cataloged under National Stock Number 5935-00-149-3899, 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 Joint Electronics Type Designation System. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-00-149-3899
Primary Part NumberUG23BU
Item NameConnector,plug,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerJoint Electronics Type Designation System
StatusCANCELLED
Connector Cable Strain Relief MethodCABLE CLAMP
Thread Series DesignatorUNEF
Nominal Thread Size0.625 INCHES IN
Included Contact TypeCOAXIAL PIN SINGLE MATING END SINGLE CONTACT GROUPING
Radio Frequency Type Contact Characteristic Impedance in Ohms50.0 SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialCOPPER ALLOY
Mating End Quantity1
Overall Diameter0.688 INCHES NOMINAL IN
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Insert MaterialPLASTIC SINGLE MATING END
Cable Entrance Diameter0.438 INCHES NOMINAL IN
Threaded Device TypeCOUPLING FACILITY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5310-00-253-109624451 INTERCHANGEABLE
Washer,flat
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
4730-00-426-539901051068 INTERCHANGEABLE
Reducer,pipe
Nibco Inc Chemtrol Div
9320-00-437-32478263 INTERCHANGEABLE
Tape,adhesive,rubber
Bishop Electric Corp Div of Plymouth Rubber Co Inc
1560-01-121-89458263 INTERCHANGEABLE
Cap
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5360-01-171-157382-63 INTERCHANGEABLE
Spring
Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems
5340-01-296-27671515-M03-F21-632 INTERCHANGEABLE
Standoff,threaded,spacing
Unicorp.
6145-01-407-76468263 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5330-01-536-00508263 INTERCHANGEABLE
Gasket
Bauer Compressors, Inc.
5930-01-549-4180 INTERCHANGEABLE
Switch Assembly
Cross-Reference Index
Part NumberManufacturer
KE49F402 Department of the Navy (USA)
UG23BU PRIMARY Joint Electronics Type Designation System (USA)
UG23U Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
39F021 Newark Electronics Corporation Dba Newark (USA)
RE49F188 PRIMARY Naval Ship Systems Command (USA)
4610015555 Thales Deutschland Gmbh Div Customer Services (DEU)
5800 Amphenol Corporation Div Amphenol Rf (USA)
82-63 PRIMARY Amphenol Corporation Div Amphenol Rf (USA)
UG23U PRIMARY Joint Electronics Type Designation System (USA)
49298 PRIMARY Naval Ship Systems Command (USA)
KE49F402 Naval Ship Systems Command (USA)
Related Parts
5310-00-253-1096INTERCHANGEABLE
WASHER,FLAT
24451
4730-00-426-5399INTERCHANGEABLE
REDUCER,PIPE
01051068
9320-00-437-3247INTERCHANGEABLE
TAPE,ADHESIVE,RUBBER
8263
1560-01-121-8945INTERCHANGEABLE
CAP
8263
5360-01-171-1573INTERCHANGEABLE
SPRING
82-63
5340-01-296-2767INTERCHANGEABLE
STANDOFF,THREADED,SPACING
1515-M03-F21-632
6145-01-407-7646INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
8263
5330-01-536-0050INTERCHANGEABLE
GASKET
8263
5930-01-549-4180INTERCHANGEABLE
SWITCH ASSEMBLY

Frequently Asked Questions

What is NSN 5935-00-149-3899?

NSN 5935-00-149-3899 is a Connector,plug,electrical, manufactured by Joint Electronics Type Designation System, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-00-149-3899?

NSN 5935-00-149-3899 has 11 cross-referenced part numbers: KE49F402 (Department of the Navy), UG23BU (Joint Electronics Type Designation System), UG23U (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 39F021 (Newark Electronics Corporation Dba Newark), RE49F188 (Naval Ship Systems Command) and 6 more.

What NSN replaces 5935-00-149-3899?

There are 9 known substitutes for 5935-00-149-3899: 5310-00-253-1096, 4730-00-426-5399, 9320-00-437-3247 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of UG23BU?

Key specifications for UG23BU: Connector Cable Strain Relief Method: CABLE CLAMP; Thread Series Designator: UNEF; Special Features: STRAIGHT SHAPE,CORROSION RESISTANT; Nominal Thread Size: 0.625 INCHES IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-00-149-3899 still in active supply?

NSN 5935-00-149-3899 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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