PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6640Connector,receptacle,electrical

Smiths Interconnect Americas, Inc. · NSN 5935-01-326-2736 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-01-326-2736 — this item is cataloged by the U.S. Government under National Stock Number 5935-01-326-2736. Primary manufacturer part number: 6640.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Thread Class: 2B
  • Threaded Device Type: COUPLING FACILITY
  • Mating End Quantity: 1
  • Contact Surface Treatment: GOLD SINGLE MATING END SINGLE CONTACT GROUPING
  • Precious Material and Weight: 0.005 GOLD GRAINS, TROY
  • Included Contact Type: COAXIAL PIN SINGLE MATING END SINGLE CONTACT GROUPING
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 0.340 INCHES NOMINAL IN
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-326-2736, 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 Smiths Interconnect Americas, Inc.. Government technical data includes 27 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-01-326-2736
Primary Part Number6640
Item NameConnector,receptacle,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerSmiths Interconnect Americas, Inc.
StatusACTIVE
Thread Class2B
Threaded Device TypeCOUPLING FACILITY
Mating End Quantity1
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material and Weight0.005 GOLD GRAINS, TROY
Included Contact TypeCOAXIAL PIN SINGLE MATING END SINGLE CONTACT GROUPING
Distance Between Centerlines of Mounting Facilities Parallel to Body Width0.340 INCHES NOMINAL IN
Environmental ProtectionTHERMAL SHOCK RESISTANT AND CORROSION RESISTANT AND MOISTURE RESISTANT
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Thread Series DesignatorUNS
Shell Material Document and ClassificationASTM-A-582 ASSN STD SINGLE MATERIAL RESPONSE
Precious Material and LocationCONTACT SURFACE GOLD
Thread Quantity Per Inch36
Operating Temp Rating-65.0 CELSIUS MINIMUM AND 105.0 CELSIUS MAXIMUM DEGC
Terminal TypePIN JACK SINGLE MATING END SINGLE CONTACT GROUPING
Shell TypeSOLID
Nominal Thread Size0.250 INCHES IN
Precious MaterialGOLD
Contact Material Document and ClassificationQQ-C-530,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Contact Position Arrangement StyleSMA SINGLE MATING END
Features ProvidedCAPTIVE CONTACT
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Center to Center Distance Between Mounting Facilities Parallel to Height0.340 INCHES NOMINAL IN
Contact Surface Treatment Document and ClassificationMIL-G-45204,TY 2,CL 1,GRADE C MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Connector Locking MethodINTERNALLY THREADED COUPLING NUT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5331-00-612-29346640 INTERCHANGEABLE
O-Ring
Lawler Manufacturing Company, Inc.
5365-00-799-34826640-0 INTERCHANGEABLE
Shim Set
Solar Turbines Incorporated Dba Solar Turbines Incorporated
5920-00-914-0832N0S40 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
5970-01-013-9369B17 RED .75X66FT INTERCHANGEABLE
Tape,insulation,electrical
Stag Enterprise, Inc.
4820-01-026-3846 INTERCHANGEABLE
Seat,valve
6530-01-176-03986640 INTERCHANGEABLE
Drape,surgical
3m Company Div Health Care Business
6515-01-289-56416640 INTERCHANGEABLE
Drainage and Suction Apparatus,s
Porex Corporation
5136-01-431-19986640 INTERCHANGEABLE
Die,thread Cutting
Stanley Tools Div of Stanley Works
5985-01-433-20521A20926H01 INTERCHANGEABLE
Switch,radio Frequency Transmiss
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
6510-01-464-9888 INTERCHANGEABLE
Dressing,occlusive,adhesive
Cross-Reference Index
Part NumberManufacturer
6640 Smiths Interconnect Americas, Inc. (USA)
5682-1CCSF Amphenol Cable and Interconnect Technologies, Inc. (USA)
2955-6166 Sv Microwave, Inc. Div Sv Microwave (USA)
104867-1 Vega Precision Laboratories Inc Sub of Herley Industries Inc (USA)
Related Parts
5331-00-612-2934INTERCHANGEABLE
O-RING
6640
5365-00-799-3482INTERCHANGEABLE
SHIM SET
6640-0
5920-00-914-0832INTERCHANGEABLE
FUSE,CARTRIDGE
N0S40
5970-01-013-9369INTERCHANGEABLE
TAPE,INSULATION,ELECTRICAL
B17 RED .75X66FT
4820-01-026-3846INTERCHANGEABLE
SEAT,VALVE
6530-01-176-0398INTERCHANGEABLE
DRAPE,SURGICAL
6640
6515-01-289-5641INTERCHANGEABLE
DRAINAGE AND SUCTION APPARATUS,S
6640
5136-01-431-1998INTERCHANGEABLE
DIE,THREAD CUTTING
6640
5985-01-433-2052INTERCHANGEABLE
SWITCH,RADIO FREQUENCY TRANSMISS
1A20926H01
6510-01-464-9888INTERCHANGEABLE
DRESSING,OCCLUSIVE,ADHESIVE
6530-01-561-4579INTERCHANGEABLE
GLOVE,EDEMA,OCCUPATIONAL THERAPY
CA571206
5999-01-671-8123INTERCHANGEABLE
CONTACT ASSEMBLY,ELECTRICAL
6640

Frequently Asked Questions

What is NSN 5935-01-326-2736?

NSN 5935-01-326-2736 is a Connector,receptacle,electrical, manufactured by Smiths Interconnect Americas, Inc., classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-01-326-2736?

NSN 5935-01-326-2736 has 4 cross-referenced part numbers: 6640 (Smiths Interconnect Americas, Inc.), 5682-1CCSF (Amphenol Cable and Interconnect Technologies, Inc.), 2955-6166 (Sv Microwave, Inc. Div Sv Microwave), 104867-1 (Vega Precision Laboratories Inc Sub of Herley Industries Inc).

What NSN replaces 5935-01-326-2736?

There are 12 known substitutes for 5935-01-326-2736: 5331-00-612-2934, 5365-00-799-3482, 5920-00-914-0832 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6640?

Key specifications for 6640: Thread Class: 2B; Threaded Device Type: COUPLING FACILITY; Mating End Quantity: 1; Contact Surface Treatment: GOLD SINGLE MATING END SINGLE CONTACT GROUPING. 30 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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