PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-C-15370/3Coupler,directional

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5985-01-144-1195 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-144-1195 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-144-1195. Primary manufacturer part number: MIL-C-15370/3.
Features
  • Coupler,directional — FSC 5985
  • 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.).
  • Radio Frequency Rating: 0.950 GIGAHERTZ MINIMUM AND 2.0 GIGAHERTZ MAXIMUM
  • Power Loss in Decibels: 10.0
  • Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING
  • Unit Type: COAXIAL LINE
  • Design Type: UNIDIRECTIONAL
  • 6 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,directional, cataloged under National Stock Number 5985-01-144-1195, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 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
NSN5985-01-144-1195
Primary Part NumberMIL-C-15370/3
Item NameCoupler,directional
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
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.).
Radio Frequency Rating0.950 GIGAHERTZ MINIMUM AND 2.0 GIGAHERTZ MAXIMUM
Power Loss in Decibels10.0
Usage DesignMAIN LINE AND SECONDARY LINE TERMINAL FITTING
Unit TypeCOAXIAL LINE
Design TypeUNIDIRECTIONAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-144-8540113276-17 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5985-00-175-45458579253 INTERCHANGEABLE
Coupler,directional
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5950-00-552-8710 INTERCHANGEABLE
Transformer,power
5985-01-034-6821 INTERCHANGEABLE
Coupler,directional
5985-01-036-1241 INTERCHANGEABLE
Coupler,directional
5985-01-042-2500 INTERCHANGEABLE
Coupler,directional
5962-01-043-3942 INTERCHANGEABLE
Microcircuit,digital
5985-01-065-4429 INTERCHANGEABLE
Coupler,directional
5985-01-081-3958 INTERCHANGEABLE
Coupler,directional
5985-01-096-5284 INTERCHANGEABLE
Coupler,directional
Cross-Reference Index
Part NumberManufacturer
MIL-C-15370/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
3002-10 Mackay Communications Inc Dba Mackay Marine (USA)
M15370/3-002 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CU-1528/U Joint Electronics Type Designation System (USA)
128C845H01 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
MIL-DTL-15370/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
3110-00-144-8540INTERCHANGEABLE
BEARING,BALL,ANNULAR
113276-17
5985-00-175-4545INTERCHANGEABLE
COUPLER,DIRECTIONAL
8579253
5950-00-552-8710INTERCHANGEABLE
TRANSFORMER,POWER
5985-01-034-6821INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-036-1241INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-042-2500INTERCHANGEABLE
COUPLER,DIRECTIONAL
5962-01-043-3942INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5985-01-065-4429INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-081-3958INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-096-5284INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-128-6982INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-142-8187INTERCHANGEABLE
COUPLER,DIRECTIONAL

Frequently Asked Questions

What is NSN 5985-01-144-1195?

NSN 5985-01-144-1195 is a Coupler,directional, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-144-1195?

NSN 5985-01-144-1195 has 6 cross-referenced part numbers: MIL-C-15370/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 3002-10 (Mackay Communications Inc Dba Mackay Marine), M15370/3-002 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CU-1528/U (Joint Electronics Type Designation System), 128C845H01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp) and 1 more.

What NSN replaces 5985-01-144-1195?

There are 12 known substitutes for 5985-01-144-1195: 3110-00-144-8540, 5985-00-175-4545, 5950-00-552-8710 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-C-15370/3?

Key specifications for MIL-C-15370/3: 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.).; Radio Frequency Rating: 0.950 GIGAHERTZ MINIMUM AND 2.0 GIGAHERTZ MAXIMUM; Power Loss in Decibels: 10.0; Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com