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PartsTable / COMPONENT / MS3101R20-18P
MS3101R20-18P ✓ 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: STRAIGHT SHAPE, EXTERNAL COUPLING, shell_type: SOLID, thread_class: 2A A, terminal_type: CRIMP SINGLE MATING END ALL CONTACT GROUPINGS, overall_length: 2.125 INCHES MAXIMUM IN, shell_material: ALUMINUM ALLOY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-225-5984, 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
MS3101R20-18P
NSN: 5935-01-225-5984
FSC: 5935
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleSTRAIGHT SHAPE, EXTERNAL COUPLING
shell_typeSOLID
thread_class2A A
terminal_typeCRIMP SINGLE MATING END ALL CONTACT GROUPINGS
overall_length2.125 INCHES MAXIMUM IN
shell_materialALUMINUM ALLOY
insert_materialRUBBER SILICONE CLASS Q SINGLE MATING END
contact_materialCOPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS
overall_diameter1.443 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
precious_materialGOLD
terminal_locationBACK SINGLE MATING END ALL CONTACT GROUPINGS
NSN5935-01-225-5984
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN MS3101R20-18P MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
•
BODY STYLE: STRAIGHT SHAPE, EXTERNAL COUPLING
•
TEST DATA DOCUMENT: 81349-MIL-C-5015 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
CONTACT MAXIMUM DC VOLTAGE RATING IN VOLTS: 700.0 SINGLE MATING END ALL CONTACT GROUPINGS
•
INSERT POSITION IN DEG: 0.0
•
INCLUDED CONTACT TYPE: ROUND PIN SINGLE MATING END ALL CONTACT GROUPINGS
•
CONTACT MATERIAL: COPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS
•
TERMINAL LOCATION: BACK SINGLE MATING END ALL CONTACT GROUPINGS
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLESTRAIGHT SHAPE, EXTERNAL COUPLING
TEST DATA DOCUMENT81349-MIL-C-5015 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
CONTACT MAXIMUM DC VOLTAGE RATING IN VOLTS700.0 SINGLE MATING END ALL CONTACT GROUPINGS
SPECIAL FEATURESIN ORDER TO COMPLETE THE CONNECTOR ASSEMBLY,THE USER MUST OBTAIN/PROVIDE THE BACKSHELL. STANDARD VERSIONS MAY BE ORDERED AS NSN 5935-01-225-5984,P/N M85049/52-1-20W FOR THE STRAIGHT STYLE,OR NSN 5935-01-183-6491,P/N M85049/51-1-20W FOR THE RIGHT ANGLE STYLE W
INSERT POSITION IN DEG0.0
INCLUDED CONTACT TYPEROUND PIN SINGLE MATING END ALL CONTACT GROUPINGS
CONTACT MATERIALCOPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS
TERMINAL LOCATIONBACK SINGLE MATING END ALL CONTACT GROUPINGS
PRECIOUS MATERIALGOLD
SPECIFICATION/STANDARD DATA96906-MS3451 GOVERNMENT STANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
MS27295-4Interchangeable
interchangeable cross-reference
interchangeable
48-2147Interchangeable
interchangeable cross-reference
interchangeable
SAE-AS50151Interchangeable
interchangeable cross-reference
interchangeable
SAE-AS34511Interchangeable
interchangeable cross-reference
interchangeable
AS50151Interchangeable
interchangeable cross-reference
interchangeable
MS27295Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS3101R20-18P?
MS3101R20-18P is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace MS3101R20-18P?
There are 18 known substitutes for MS3101R20-18P: MS27295-4, 48-2147, SAE-AS50151 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS3101R20-18P?
MS3101R20-18P is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-225-5984. 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