PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

188957-2Connector,receptacle,electrical

Raytheon Company · NSN 5935-00-938-7558 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-938-7558 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-938-7558. Primary manufacturer part number: 188957-2.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Thread Class: 2A A
  • Contact Maximum Frequency Rating: 4000.0 MEGAHERTZ SINGLE MATING END SINGLE CONTACT GROUPING
  • Thread Direction: RIGHT-HAND
  • Connector Locking Method: DETENT
  • Thread Series Designator: UNF
  • Radio Frequency Type Contact Characteristic Impedance in Ohms: 50.0 SINGLE MATING END SINGLE CONTACT GROUPING
  • Precious Material and Location: CONTACT AND BODY SURFACES GOLD
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-938-7558, 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 Raytheon Company. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN5935-00-938-7558
Primary Part Number188957-2
Item NameConnector,receptacle,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerRaytheon Company
StatusACTIVE
Thread Class2A A
Contact Maximum Frequency Rating4000.0 MEGAHERTZ SINGLE MATING END SINGLE CONTACT GROUPING
Thread DirectionRIGHT-HAND
Connector Locking MethodDETENT
Thread Series DesignatorUNF
Radio Frequency Type Contact Characteristic Impedance in Ohms50.0 SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material and LocationCONTACT AND BODY SURFACES GOLD
Thread Quantity Per Inch32
Insert MaterialPLASTIC POLYTETRAFLUOROETHYLENE SINGLE MATING END
Bushing Accommodation Hole ShapeROUND
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Contact Position Arrangement StyleSMB SINGLE MATING END
Shell Surface Treatment Document and ClassificationMIL-G-45204,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE
Included Contact TypeCOAXIAL SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material and Weight0.105 GOLD GRAINS, TROY
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
Environmental ProtectionCORROSION RESISTANT AND VIBRATION RESISTANT AND MOISTURE RESISTANT AND THERMAL SHOCK RESISTANT
Nominal Thread Length0.228 INCHES IN
Nominal Thread Size0.190 INCHES IN
Terminal TypeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialCOPPER ALLOY 360
Shell Surface TreatmentGOLD
Contact Surface Treatment Document and ClassificationMIL-G-45204,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Shell Material Document and ClassificationQQ-B-626,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE
Shell TypeSOLID
Mating End Quantity1
Threaded Device TypeMOUNTING BUSHING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-222-0815 INTERCHANGEABLE
Connector,plug,electrical
5930-00-267-6842312-9 INTERCHANGEABLE
Switch,rotary
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5975-00-355-40563129 INTERCHANGEABLE
Elbow,electrical Conduit
Champion Aerospace Llc
5330-00-472-6189100371 INTERCHANGEABLE
Gasket
Clayton Manufacturing Company
5970-00-618-1839 INTERCHANGEABLE
Insulation Sheet,electrical
5950-00-647-9382SC-C-14031 INTERCHANGEABLE
Reactor
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5930-00-683-2632312-9 INTERCHANGEABLE
Switch,pressure
Barksdale, Inc
5950-00-789-9092959151-801 INTERCHANGEABLE
Transformer,power
Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis
5310-00-834-53358846121 INTERCHANGEABLE
Nut,sleeve
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
4920-00-898-0009T101417 INTERCHANGEABLE
Bending Gage,trim T
Bell Textron Inc
Cross-Reference Index
Part NumberManufacturer
3129 Itt Cannon Rf Products (USA)
188957-2 PRIMARY Raytheon Company (USA)
51-048-0000 Itt Cannon Rf Products (USA)
Related Parts
5935-00-222-0815INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5930-00-267-6842INTERCHANGEABLE
SWITCH,ROTARY
312-9
5975-00-355-4056INTERCHANGEABLE
ELBOW,ELECTRICAL CONDUIT
3129
5330-00-472-6189INTERCHANGEABLE
GASKET
100371
5970-00-618-1839INTERCHANGEABLE
INSULATION SHEET,ELECTRICAL
5950-00-647-9382INTERCHANGEABLE
REACTOR
SC-C-14031
5930-00-683-2632INTERCHANGEABLE
SWITCH,PRESSURE
312-9
5950-00-789-9092INTERCHANGEABLE
TRANSFORMER,POWER
959151-801
5310-00-834-5335INTERCHANGEABLE
NUT,SLEEVE
8846121
4920-00-898-0009INTERCHANGEABLE
BENDING GAGE,TRIM T
T101417
4820-00-991-9927INTERCHANGEABLE
VALVE,SAFETY RELIEF
1-061-0753
5985-01-077-6768INTERCHANGEABLE
COUPLER,ROTARY,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 5935-00-938-7558?

NSN 5935-00-938-7558 is a Connector,receptacle,electrical, manufactured by Raytheon Company, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-938-7558?

NSN 5935-00-938-7558 has 3 cross-referenced part numbers: 3129 (Itt Cannon Rf Products), 188957-2 (Raytheon Company), 51-048-0000 (Itt Cannon Rf Products).

What NSN replaces 5935-00-938-7558?

There are 12 known substitutes for 5935-00-938-7558: 5935-00-222-0815, 5930-00-267-6842, 5975-00-355-4056 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 188957-2?

Key specifications for 188957-2: Thread Class: 2A A; Contact Maximum Frequency Rating: 4000.0 MEGAHERTZ SINGLE MATING END SINGLE CONTACT GROUPING; Thread Direction: RIGHT-HAND; Connector Locking Method: DETENT. 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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