PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31-220Adapter,connector

Amphenol Corporation Div Amphenol Rf · NSN 5935-00-365-6570 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-365-6570 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-365-6570. Primary manufacturer part number: 31-220.
Features
  • Adapter,connector — FSC 5935
  • Mating End Quantity: 2
  • Mounting Facility Thickness: 0.181 INCHES NOMINAL IN
  • Precious Material: GOLD
  • Contact Material: COPPER ALLOY ALL MATING ENDS SINGLE CONTACT GROUPING
  • Radio Frequency Type Contact Characteristic Impedance in Ohms: 50.0 ALL MATING ENDS SINGLE CONTACT GROUPING
  • Shell Material: COPPER ALLOY
  • Shell Type: SOLID
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Adapter,connector, cataloged under National Stock Number 5935-00-365-6570, 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 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-365-6570
Primary Part Number31-220
Item NameAdapter,connector
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerAmphenol Corporation Div Amphenol Rf
StatusACTIVE
Mating End Quantity2
Mounting Facility Thickness0.181 INCHES NOMINAL IN
Precious MaterialGOLD
Contact MaterialCOPPER ALLOY ALL MATING ENDS SINGLE CONTACT GROUPING
Radio Frequency Type Contact Characteristic Impedance in Ohms50.0 ALL MATING ENDS SINGLE CONTACT GROUPING
Shell MaterialCOPPER ALLOY
Shell TypeSOLID
Included Contact Quantity2 ALL MATING ENDS SINGLE CONTACT GROUPING
Contact RemovabilityNONREMOVABLE ALL MATING ENDS SINGLE CONTACT GROUPING
Thread Series DesignatorUNEF
Contact Surface TreatmentGOLD AND COPPER ALL MATING ENDS SINGLE CONTACT GROUPING
Precious Material and Weight0.110 GOLD GRAINS, TROY
Nominal Thread Size0.500 INCHES IN
Connector Locking MethodBAYONET PIN
Included Contact TypeCOAXIAL SOCKET ALL MATING ENDS SINGLE CONTACT GROUPING
Shell Surface TreatmentGOLD AND COPPER
Contact Position Arrangement StyleBNC ALL MATING ENDS
Bushing Accommodation Hole ShapeROUND W/FLAT
Precious Material and LocationCONTACT AND BODY SURFACES GOLD
Insert MaterialPLASTIC TETRAFLUOROETHYLENE ALL MATING ENDS
Thread DirectionRIGHT-HAND
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Threaded Device TypeMOUNTING BUSHING
Thread Class2A A
Overall Diameter0.688 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5910-00-050-202317B101-104B INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Bycap Inc
5925-00-624-0406 INTERCHANGEABLE
Circuit Breaker
3020-01-198-4475 INTERCHANGEABLE
Sprocket Wheel
5330-01-207-1517 INTERCHANGEABLE
Gasket
5962-01-208-4444 INTERCHANGEABLE
Microcircuit,linear
6515-01-212-9434312.20 INTERCHANGEABLE
Drill Guide and Drill Sleeve,sur
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
1650-01-601-6514700846 INTERCHANGEABLE
Sleeve Spc
Hamilton Sundstrand Corporation
5340-01-692-4633700846 INTERCHANGEABLE
Hardware Kit,mechanic Equipment
Pathfinder Digital Llc
Cross-Reference Index
Part NumberManufacturer
700846 Northern Telecom Inc Telecom Distribution Div (USA)
31-220 Amphenol-Tuchel Electronics Gmbh (DEU)
31-220 PRIMARY Amphenol Corporation Div Amphenol Rf (USA)
20-122330 Adage Inc (USA)
Related Parts
5910-00-050-2023INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
17B101-104B
5925-00-624-0406INTERCHANGEABLE
CIRCUIT BREAKER
3020-01-198-4475INTERCHANGEABLE
SPROCKET WHEEL
5330-01-207-1517INTERCHANGEABLE
GASKET
5962-01-208-4444INTERCHANGEABLE
MICROCIRCUIT,LINEAR
6515-01-212-9434INTERCHANGEABLE
DRILL GUIDE AND DRILL SLEEVE,SUR
312.20
1650-01-601-6514INTERCHANGEABLE
SLEEVE SPC
700846
5340-01-692-4633INTERCHANGEABLE
HARDWARE KIT,MECHANIC EQUIPMENT
700846

Frequently Asked Questions

What is NSN 5935-00-365-6570?

NSN 5935-00-365-6570 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 5935-00-365-6570?

NSN 5935-00-365-6570 has 4 cross-referenced part numbers: 700846 (Northern Telecom Inc Telecom Distribution Div), 31-220 (Amphenol-Tuchel Electronics Gmbh), 31-220 (Amphenol Corporation Div Amphenol Rf), 20-122330 (Adage Inc).

What NSN replaces 5935-00-365-6570?

There are 8 known substitutes for 5935-00-365-6570: 5910-00-050-2023, 5925-00-624-0406, 3020-01-198-4475 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31-220?

Key specifications for 31-220: Mating End Quantity: 2; Mounting Facility Thickness: 0.181 INCHES NOMINAL IN; Precious Material: GOLD; Contact Material: COPPER ALLOY ALL MATING ENDS SINGLE CONTACT GROUPING. 26 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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