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Technical Data Sheet
PartsTable / COMPONENT / 901-256-11
901-256-11 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include body_style: STRAIGHT SHAPE, EXTERNAL COUPLING, shell_type: SOLID, thread_class: 2A A, terminal_type: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING, overall_length: 0.960 INCHES NOMINAL IN, overall_diameter: 0.505 INCHES MAXIMUM 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 5935-00-434-2956, 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
901-256-11
NSN: 5935-00-434-2956
FSC: 5935
CAGE: 74868 — AMPHENOL CORPORATION DIV AMPHENOL RF (USA)
SPECIFICATIONS
body_styleSTRAIGHT SHAPE, EXTERNAL COUPLING
shell_typeSOLID
thread_class2A A
terminal_typeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
overall_length0.960 INCHES NOMINAL IN
overall_diameter0.505 INCHES MAXIMUM IN
special_featuresCONTACT DESIGNATION SMA
thread_directionRIGHT-HAND
precious_materialGOLD
terminal_locationBACK SINGLE MATING END SINGLE CONTACT GROUPING
mating_end_quantity1
nominal_thread_size0.250 INCHES IN
NSN5935-00-434-2956
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN 901-256-11 MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
•
THREADED DEVICE TYPE: COUPLING FACILITY AND MOUNTING BUSHING
•
MATING END QUANTITY: 1
•
CONNECTOR CABLE STRAIN RELIEF METHOD: CRIMP TYPE
•
TEST DATA DOCUMENT: 81349-MIL-C-39012 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.).
•
SPECIFICATION/STANDARD DATA: 81349-MIL-C-39012/59 GOVERNMENT SPECIFICATION
•
PRECIOUS MATERIAL: GOLD
•
THREAD SERIES DESIGNATOR: UNS
•
SHELL TYPE: SOLID
TECHNICAL CHARACTERISTICS (FLIS)
THREADED DEVICE TYPECOUPLING FACILITY AND MOUNTING BUSHING
MATING END QUANTITY1
CONNECTOR CABLE STRAIN RELIEF METHODCRIMP TYPE
TEST DATA DOCUMENT81349-MIL-C-39012 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.).
SPECIFICATION/STANDARD DATA81349-MIL-C-39012/59 GOVERNMENT SPECIFICATION
PRECIOUS MATERIALGOLD
THREAD SERIES DESIGNATORUNS
SHELL TYPESOLID
SPECIAL FEATURESCONTACT DESIGNATION SMA
INCLUDED CONTACT TYPECOAXIAL SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
ASC1540830Interchangeable
interchangeable cross-reference
interchangeable
M39012/59-3026Interchangeable
interchangeable cross-reference
interchangeable
MILC39012-59Interchangeable
interchangeable cross-reference
interchangeable
3307-940-819Interchangeable
interchangeable cross-reference
interchangeable
M39012/59-3007Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-39012/59Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 901-256-11?
901-256-11 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 901-256-11?
There are 20 known substitutes for 901-256-11: ASC1540830, M39012/59-3026, MILC39012-59 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 901-256-11?
901-256-11 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-00-434-2956. 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