PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31-102/UG-657/UConnector,plug,electrical

Amphenol Corporation Div Amphenol Rf · NSN 5935-00-483-3273 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-483-3273 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-483-3273. Primary manufacturer part number: 31-102/UG-657/U.
Features
  • Connector,plug,electrical — FSC 5935
  • Contact Surface Treatment: GOLD AND SILVER SINGLE MATING END SINGLE CONTACT GROUPING
  • Shell Material: COPPER ALLOY
  • Radio Frequency Type Contact Characteristic Impedance in Ohms: 50.0 SINGLE MATING END SINGLE CONTACT GROUPING
  • Shell Type: SOLID
  • Contact Material: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
  • Precious Material: GOLD AND SILVER
  • Precious Material and Weight: 0.105 GOLD GRAINS, TROY AND 0.105 SILVER GRAINS, TROY
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,plug,electrical, cataloged under National Stock Number 5935-00-483-3273, 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 Amphenol Corporation Div Amphenol Rf. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-483-3273
Primary Part Number31-102/UG-657/U
Item NameConnector,plug,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerAmphenol Corporation Div Amphenol Rf
StatusACTIVE
Contact Surface TreatmentGOLD AND SILVER SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialCOPPER ALLOY
Radio Frequency Type Contact Characteristic Impedance in Ohms50.0 SINGLE MATING END SINGLE CONTACT GROUPING
Shell TypeSOLID
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Precious MaterialGOLD AND SILVER
Precious Material and Weight0.105 GOLD GRAINS, TROY AND 0.105 SILVER GRAINS, TROY
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Terminal TypeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Connector Cable Strain Relief MethodCABLE CLAMP
Insert MaterialPLASTIC TETRAFLUOROETHYLENE SINGLE MATING END
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Connector Locking MethodBAYONET LATCH
Precious Material and LocationCONTACT AND SHELL SURFACES GOLD AND CONTACT AND SHELL SURFACES SILVER
Contact Maximum AC Voltage Rating in Volts500.0 SINGLE MATING END SINGLE CONTACT GROUPING
Shell Surface TreatmentGOLD AND SILVER
Included Contact TypeCOAXIAL SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Mating End Quantity1
Contact Position Arrangement StyleBNC SINGLE MATING END
Environmental ProtectionWEATHERPROOF
Overall Diameter0.565 INCHES NOMINAL IN
Body StyleSTRAIGHT SHAPE, INTERNAL COUPLING
Cable Entrance Diameter0.435 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5133-00-266-9465 INTERCHANGEABLE
Drill,twist
5310-00-286-038749739 INTERCHANGEABLE
Washer,flat
L3harris Technologies, Inc Div Space & Airborne Systems
5935-01-680-915549739 INTERCHANGEABLE
Connector,plug,electrical
Times Microwave Systems, Inc Dba Times Microwave Systems Inc Div Times Microwave Systems
Cross-Reference Index
Part NumberManufacturer
31-102/UG-657/U PRIMARY Amphenol Corporation Div Amphenol Rf (USA)
49739 Keuffel and Esser Co (USA)
Related Parts
5133-00-266-9465INTERCHANGEABLE
DRILL,TWIST
5310-00-286-0387INTERCHANGEABLE
WASHER,FLAT
49739
5935-01-680-9155INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
49739

Frequently Asked Questions

What is NSN 5935-00-483-3273?

NSN 5935-00-483-3273 is a Connector,plug,electrical, manufactured by Amphenol Corporation Div Amphenol Rf, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-483-3273?

NSN 5935-00-483-3273 has 2 cross-referenced part numbers: 31-102/UG-657/U (Amphenol Corporation Div Amphenol Rf), 49739 (Keuffel and Esser Co).

What NSN replaces 5935-00-483-3273?

There are 3 known substitutes for 5935-00-483-3273: 5133-00-266-9465, 5310-00-286-0387, 5935-01-680-9155. Verify interchangeability with system specifications before substitution.

What are the specifications of 31-102/UG-657/U?

Key specifications for 31-102/UG-657/U: Contact Surface Treatment: GOLD AND SILVER SINGLE MATING END SINGLE CONTACT GROUPING; Shell Material: COPPER ALLOY; Radio Frequency Type Contact Characteristic Impedance in Ohms: 50.0 SINGLE MATING END SINGLE CONTACT GROUPING; Shell Type: SOLID. 25 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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