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Technical Data Sheet
PartsTable / COMPONENT / CU-1531/U
CU-1531/U ✓ 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

The CU-1531/U is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-096-5284, 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
CU-1531/U
NSN: 5985-01-096-5284
FSC: 5985
CAGE: 80058 — JOINT ELECTRONICS TYPE DESIGNATION SYSTEM (USA)
SPECIFICATIONS
Part NumberCU-1531/U
NSN5985-01-096-5284
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CU-1531/U TITLE COMPONENT PN CU-1531/U MFR CU-1531/U
KEY FEATURES
•
UNIT TYPE: COAXIAL LINE
•
TEST DATA DOCUMENT: 81349-MIL-C-15370 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.).
•
IDENTIFYING NUMBER: TERMINAL FITTING PART NO. 1229
•
USAGE DESIGN: MAIN LINE TERMINAL FITTING
•
RADIO FREQUENCY RATING: 2.0 GIGAHERTZ MINIMUM AND 4.0 GIGAHERTZ MAXIMUM
•
DESIGN TYPE: UNIDIRECTIONAL
TECHNICAL CHARACTERISTICS (FLIS)
UNIT TYPECOAXIAL LINE
TEST DATA DOCUMENT81349-MIL-C-15370 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.).
IDENTIFYING NUMBERTERMINAL FITTING PART NO. 1229
USAGE DESIGNMAIN LINE TERMINAL FITTING
RADIO FREQUENCY RATING2.0 GIGAHERTZ MINIMUM AND 4.0 GIGAHERTZ MAXIMUM
DESIGN TYPEUNIDIRECTIONAL
OVERALL HEIGHT2.938 INCHES MAXIMUM IN
OVERALL WIDTH0.938 INCHES MAXIMUM IN
OVERALL LENGTH5.688 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
MIL-DTL-15370Interchangeable
interchangeable cross-reference
interchangeable
MIL-C-15370/9Interchangeable
interchangeable cross-reference
interchangeable
M15370/9-010Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-15370/9Interchangeable
interchangeable cross-reference
interchangeable
M15370/9-011Interchangeable
interchangeable cross-reference
interchangeable
4051-10NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CU-1531/U?
CU-1531/U is a CU-1531/U.
What parts can replace CU-1531/U?
There are 23 known substitutes for CU-1531/U: MIL-DTL-15370, MIL-C-15370/9, M15370/9-010 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CU-1531/U?
CU-1531/U is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-096-5284. 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.
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Last verified: July 2026