PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31-3220-1021Adapter,connector

Amphenol Corporation Div Amphenol Rf · NSN 5935-00-476-8203 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-476-8203 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-476-8203. Primary manufacturer part number: 31-3220-1021.
Features
  • Adapter,connector — FSC 5935
  • Contact Maximum Frequency Rating: 10000.0 MEGAHERTZ ALL MATING ENDS SINGLE CONTACT GROUPING
  • Precious Material and Location: CONTACT AND SHELL SURFACES SILVER
  • Precious Material: SILVER
  • Shell Surface Treatment: SILVER
  • Contact Material: COPPER ALLOY ALL MATING ENDS SINGLE CONTACT GROUPING
  • Mounting Facility Thickness: 0.275 INCHES MAXIMUM IN
  • Included Contact Quantity: 1 ALL MATING ENDS SINGLE CONTACT GROUPING
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Adapter,connector, cataloged under National Stock Number 5935-00-476-8203, 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 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN5935-00-476-8203
Primary Part Number31-3220-1021
Item NameAdapter,connector
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerAmphenol Corporation Div Amphenol Rf
StatusACTIVE
Contact Maximum Frequency Rating10000.0 MEGAHERTZ ALL MATING ENDS SINGLE CONTACT GROUPING
Precious Material and LocationCONTACT AND SHELL SURFACES SILVER
Precious MaterialSILVER
Shell Surface TreatmentSILVER
Contact MaterialCOPPER ALLOY ALL MATING ENDS SINGLE CONTACT GROUPING
Mounting Facility Thickness0.275 INCHES MAXIMUM IN
Included Contact Quantity1 ALL MATING ENDS SINGLE CONTACT GROUPING
Included Contact TypeCOAXIAL SOCKET ALL MATING ENDS SINGLE CONTACT GROUPING
Mating End Quantity2
Shell MaterialCOPPER ALLOY
Insert MaterialPLASTIC TETRAFLUOROETHYLENE ALL MATING ENDS
Radio Frequency Type Contact Characteristic Impedance in Ohms50.0 ALL MATING ENDS SINGLE CONTACT GROUPING
Precious Material and Weight0.102 SILVER GRAINS, TROY
Overall Diameter0.688 INCHES NOMINAL IN
Bushing Accommodation Hole ShapeROUND W/FLAT
Contact Maximum AC Voltage Rating in Volts500.0 ALL MATING ENDS SINGLE CONTACT GROUPING
Connector Locking MethodBAYONET PIN
Contact RemovabilityNONREMOVABLE ALL MATING ENDS SINGLE CONTACT GROUPING
Threaded Device TypeMOUNTING BUSHING
Shell TypeSOLID
Contact Position Arrangement StyleBNC ALL MATING ENDS
Contact Surface TreatmentSILVER ALL MATING ENDS SINGLE CONTACT GROUPING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-794-7266541-4704-002 INTERCHANGEABLE
Coil,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
4730-00-918-697312716-2 INTERCHANGEABLE
Strainer Element,sediment
Andrew Llc
6625-01-017-8446ME48D/U INTERCHANGEABLE
Multimeter
Joint Electronics Type Designation System
Cross-Reference Index
Part NumberManufacturer
1250-0161 Hewlett-Packard Company Dba HP (USA)
12716-2 Amphenol Corp Spectra-Strip/itd (USA)
1250-0161 Keysight Technologies Inc (USA)
12716-2 Microwave Devices Inc (USA)
31-3220-1021 PRIMARY Amphenol Corporation Div Amphenol Rf (USA)
1250-0161 Keysight Technologies, Inc. (USA)
Related Parts
5950-00-794-7266INTERCHANGEABLE
COIL,RADIO FREQUENCY
541-4704-002
4730-00-918-6973INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
12716-2
6625-01-017-8446INTERCHANGEABLE
MULTIMETER
ME48D/U

Frequently Asked Questions

What is NSN 5935-00-476-8203?

NSN 5935-00-476-8203 is a Adapter,connector, manufactured by Amphenol Corporation Div Amphenol Rf, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-476-8203?

NSN 5935-00-476-8203 has 6 cross-referenced part numbers: 1250-0161 (Hewlett-Packard Company Dba HP), 12716-2 (Amphenol Corp Spectra-Strip/itd), 1250-0161 (Keysight Technologies Inc), 12716-2 (Microwave Devices Inc), 31-3220-1021 (Amphenol Corporation Div Amphenol Rf) and 1 more.

What NSN replaces 5935-00-476-8203?

There are 3 known substitutes for 5935-00-476-8203: 5950-00-794-7266, 4730-00-918-6973, 6625-01-017-8446. Verify interchangeability with system specifications before substitution.

What are the specifications of 31-3220-1021?

Key specifications for 31-3220-1021: Contact Maximum Frequency Rating: 10000.0 MEGAHERTZ ALL MATING ENDS SINGLE CONTACT GROUPING; Precious Material and Location: CONTACT AND SHELL SURFACES SILVER; Precious Material: SILVER; Shell Surface Treatment: SILVER. 23 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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