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 5985-01-144-1194 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-144-1194 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-144-1194. Primary manufacturer part number: MIL-C-15370/3.
Features
  • Coupler,directional — FSC 5985
  • Design Type: UNIDIRECTIONAL
  • 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.).
  • Power Loss in Decibels: 0.2
  • Radio Frequency Rating: 3.7 GIGAHERTZ MINIMUM AND 8.3 GIGAHERTZ MAXIMUM
  • Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING
  • 5 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 5985-01-144-1194, 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 5 commercial cross-references from 3 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
NSN5985-01-144-1194
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
Design TypeUNIDIRECTIONAL
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.).
Power Loss in Decibels0.2
Radio Frequency Rating3.7 GIGAHERTZ MINIMUM AND 8.3 GIGAHERTZ MAXIMUM
Usage DesignMAIN LINE AND SECONDARY LINE TERMINAL FITTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5985-00-234-569423511 INTERCHANGEABLE
Coupler,directional
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
5985-01-034-6821 INTERCHANGEABLE
Coupler,directional
5985-01-036-1241 INTERCHANGEABLE
Coupler,directional
5985-01-042-2500 INTERCHANGEABLE
Coupler,directional
5985-01-065-4429 INTERCHANGEABLE
Coupler,directional
5985-01-081-3958 INTERCHANGEABLE
Coupler,directional
5985-01-096-5284 INTERCHANGEABLE
Coupler,directional
5985-01-128-6982 INTERCHANGEABLE
Coupler,directional
5985-01-142-8187 INTERCHANGEABLE
Coupler,directional
5985-01-142-8188 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
M15370/3-033 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-15370/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
723746-8 Raytheon Company Div Rmd Strategic (USA)
2660662-6 Naval Sea Systems Command (USA)
Related Parts
5985-00-234-5694INTERCHANGEABLE
COUPLER,DIRECTIONAL
23511
5985-01-034-6821INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-036-1241INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-042-2500INTERCHANGEABLE
COUPLER,DIRECTIONAL
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
5985-01-142-8188INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-144-1195INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-209-9164INTERCHANGEABLE
COUPLER,DIRECTIONAL

Frequently Asked Questions

What is NSN 5985-01-144-1194?

NSN 5985-01-144-1194 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 5985-01-144-1194?

NSN 5985-01-144-1194 has 5 cross-referenced part numbers: MIL-C-15370/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M15370/3-033 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-15370/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 723746-8 (Raytheon Company Div Rmd Strategic), 2660662-6 (Naval Sea Systems Command).

What NSN replaces 5985-01-144-1194?

There are 12 known substitutes for 5985-01-144-1194: 5985-00-234-5694, 5985-01-034-6821, 5985-01-036-1241 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: Design Type: UNIDIRECTIONAL; Overall Height: 2.850 INCHES MINIMUM AND 2.910 INCHES MAXIMUM IN; 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.).. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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