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PartsTable / COMPONENT / 188957-4
188957-4 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include body_style: ANGLE SHAPE, EXTERNAL COUPLING, shell_type: SOLID, thread_class: 2A A, terminal_type: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING, overall_height: 0.594 INCHES NOMINAL IN, overall_length: 0.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-00-422-0316, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
188957-4
NSN: 5935-00-422-0316
FSC: 5935
CAGE: 37695 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
body_styleANGLE SHAPE, EXTERNAL COUPLING
shell_typeSOLID
thread_class2A A
terminal_typeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
overall_height0.594 INCHES NOMINAL IN
overall_length0.750 INCHES NOMINAL IN
shell_materialCOPPER ALLOY
insert_materialPLASTIC TETRAFLUOROETHYLENE SINGLE MATING END
contact_materialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
overall_diameter0.250 INCHES NOMINAL IN
special_featuresWEAPON SYSTEM ESSENTIAL
thread_directionRIGHT-HAND
NSN5935-00-422-0316
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN 188957-4 MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
•
NOMINAL THREAD LENGTH: 0.228 INCHES IN
•
DISTANCE FROM MOUNTING SHOULDER TO FRONT FACE: 0.372 INCHES NOMINAL IN
•
CONTACT MAXIMUM CURRENT RATING IN AMPS: 1.5 SINGLE MATING END SINGLE CONTACT GROUPING
•
SHELL SURFACE TREATMENT: GOLD
•
CONTACT MATERIAL: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
ENVIRONMENTAL PROTECTION: MOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION RESISTANT
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD LENGTH0.228 INCHES IN
DISTANCE FROM MOUNTING SHOULDER TO FRONT FACE0.372 INCHES NOMINAL IN
CONTACT MAXIMUM CURRENT RATING IN AMPS1.5 SINGLE MATING END SINGLE CONTACT GROUPING
END ITEM IDENTIFICATIONAIRBORN MOBILE DIR AIR SPT CTL (2ID), (02M JUL83) AN/UYQ-3A. RADIO TRANSMITTER SET, AN/URT-23 (RTS). MODEL 28 TELETYPE. SPRUANCE CLASS DD (963), LOS ANGELES CLASS SSN (688), FORRESTAL CLASS CV, TICONDEROGA CLASS CG (47), STURGOEN CLASS SSN (637), VIRGINIA CLASS CGN (41). A
SHELL SURFACE TREATMENTGOLD
CONTACT MATERIALCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
CRITICALITY CODE JUSTIFICATIONFEAT
ENVIRONMENTAL PROTECTIONMOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION RESISTANT
THREAD DIRECTIONRIGHT-HAND
RADIO FREQUENCY TYPE CONTACT CHARACTERISTIC IMPEDANCE IN OHMS50.0 SINGLE MATING END SINGLE CONTACT GROUPING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
32JR117-1Interchangeable
interchangeable cross-reference
interchangeable
G302831Interchangeable
interchangeable cross-reference
interchangeable
357-9859-000Interchangeable
interchangeable cross-reference
interchangeable
51-047-0000Interchangeable
Same NIIN cross-reference
interchangeable
1250-0657Interchangeable
Same NIIN cross-reference
interchangeable
51-047-0000-220Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 188957-4?
188957-4 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 188957-4?
There are 8 known substitutes for 188957-4: 32JR117-1, G302831, 357-9859-000 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 188957-4?
188957-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-00-422-0316. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026