PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18-20SSConnector,receptacle,electrical

Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation · NSN 5935-00-552-7485 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-552-7485 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-552-7485. Primary manufacturer part number: 18-20SS.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Contact Maximum Current Rating in Amps: 7.5 SINGLE MATING END SINGLE CONTACT GROUPING
  • Contact Position Arrangement Style: "18,18-20" SINGLE MATING END
  • Precious Material and Location: CONTACT SURFACES GOLD
  • Terminal Type: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
  • Insert Material: PLASTIC DIALLYL PHTHALATE SINGLE MATING END
  • Polarization Method: GUIDE PIN/SOCKET
  • Terminal Location: BACK SINGLE MATING END SINGLE CONTACT GROUPING
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-552-7485, 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 Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-552-7485
Primary Part Number18-20SS
Item NameConnector,receptacle,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerWinchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation
StatusACTIVE
Contact Maximum Current Rating in Amps7.5 SINGLE MATING END SINGLE CONTACT GROUPING
Contact Position Arrangement Style"18,18-20" SINGLE MATING END
Precious Material and LocationCONTACT SURFACES GOLD
Terminal TypeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
Insert MaterialPLASTIC DIALLYL PHTHALATE SINGLE MATING END
Polarization MethodGUIDE PIN/SOCKET
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Precious MaterialGOLD
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Nominal Thread Size0.138 INCHES IN
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Distance Between Mounting Facility Centers1.000 INCHES NOMINAL IN
Thread Class2A A
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Body StyleSTRAIGHT SHAPE
Insert Material Document and ClassificationMIL-M-19833,TYPE GDI-30F MIL SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END
Mating End Quantity1
Included Contact TypeROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Thread DirectionRIGHT-HAND
Included Contact Quantity18 SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material and Weight0.018 GOLD GRAINS, TROY
Threaded Device TypeMOUNTING STUD
Environmental ProtectionHEAT RESISTANT AND MOISTURE RESISTANT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5315-00-295-1602474860 INTERCHANGEABLE
Pin,d0wel
Simmonds Precision Products Inc
4610-01-261-070080741 INTERCHANGEABLE
Filter Element,reverse Osmosis
Filmtec Corp
Cross-Reference Index
Part NumberManufacturer
474860 Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis (USA)
18-20SS PRIMARY Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation (USA)
Related Parts
5315-00-295-1602INTERCHANGEABLE
PIN,D0WEL
474860
4610-01-261-0700INTERCHANGEABLE
FILTER ELEMENT,REVERSE OSMOSIS
80741

Frequently Asked Questions

What is NSN 5935-00-552-7485?

NSN 5935-00-552-7485 is a Connector,receptacle,electrical, manufactured by Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-552-7485?

NSN 5935-00-552-7485 has 2 cross-referenced part numbers: 474860 (Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis), 18-20SS (Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation).

What NSN replaces 5935-00-552-7485?

There are 2 known substitutes for 5935-00-552-7485: 5315-00-295-1602, 4610-01-261-0700. Verify interchangeability with system specifications before substitution.

What are the specifications of 18-20SS?

Key specifications for 18-20SS: Contact Maximum Current Rating in Amps: 7.5 SINGLE MATING END SINGLE CONTACT GROUPING; Overall Length: 1.310 INCHES NOMINAL IN; Contact Position Arrangement Style: "18,18-20" SINGLE MATING END; Precious Material and Location: CONTACT SURFACES GOLD. 27 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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