PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-DTL-15370/9Coupler,directional

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5985-00-517-8842 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-517-8842 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-517-8842. Primary manufacturer part number: MIL-DTL-15370/9.
Features
  • Coupler,directional — FSC 5985
  • Design Type: BIDIRECTIONAL
  • Unit Type: COAXIAL LINE
  • Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING
  • Radio Frequency Rating: 2.0 GIGAHERTZ MINIMUM AND 4.0 GIGAHERTZ MAXIMUM
  • Power Loss in Decibels: 10.0
  • 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.).
  • 3 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 5985-00-517-8842, 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 3 commercial cross-references from 1 manufacturer, 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
NSN5985-00-517-8842
Primary Part NumberMIL-DTL-15370/9
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 TypeBIDIRECTIONAL
Unit TypeCOAXIAL LINE
Usage DesignMAIN LINE AND SECONDARY LINE TERMINAL FITTING
Radio Frequency Rating2.0 GIGAHERTZ MINIMUM AND 4.0 GIGAHERTZ MAXIMUM
Power Loss in Decibels10.0
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.).
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5985-00-517-8848 INTERCHANGEABLE
Coupler,directional
5985-01-024-2997DSC108 INTERCHANGEABLE
Coupler,directional
Technical Research and Manufacturing, Inc.
5985-01-024-2998 INTERCHANGEABLE
Coupler,directional
5985-01-030-7276 INTERCHANGEABLE
Coupler,directional
5985-01-057-0740 INTERCHANGEABLE
Coupler,directional
5985-01-082-7827 INTERCHANGEABLE
Coupler,directional
5985-01-086-0433 INTERCHANGEABLE
Coupler,directional
5985-01-097-3954 INTERCHANGEABLE
Coupler,directional
5985-01-104-5287 INTERCHANGEABLE
Coupler,directional
5985-01-104-5288 INTERCHANGEABLE
Coupler,directional
Cross-Reference Index
Part NumberManufacturer
MIL-DTL-15370/9 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-15370/9 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M15370/9-006 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5985-00-517-8848INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-024-2997INTERCHANGEABLE
COUPLER,DIRECTIONAL
DSC108
5985-01-024-2998INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-030-7276INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-057-0740INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-082-7827INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-086-0433INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-097-3954INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-104-5287INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-104-5288INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-107-2172INTERCHANGEABLE
COUPLER,DIRECTIONAL
5985-01-109-8810INTERCHANGEABLE
COUPLER,DIRECTIONAL

Frequently Asked Questions

What is NSN 5985-00-517-8842?

NSN 5985-00-517-8842 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 5985-00-517-8842?

NSN 5985-00-517-8842 has 3 cross-referenced part numbers: MIL-DTL-15370/9 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-15370/9 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M15370/9-006 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5985-00-517-8842?

There are 12 known substitutes for 5985-00-517-8842: 5985-00-517-8848, 5985-01-024-2997, 5985-01-024-2998 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-DTL-15370/9?

Key specifications for MIL-DTL-15370/9: Design Type: BIDIRECTIONAL; Overall Height: 0.970 INCHES MAXIMUM IN; Unit Type: COAXIAL LINE; Overall Length: 1.980 INCHES MAXIMUM IN. 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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