PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H9NCoupler,directional

Cobham Advanced Electronic Solutions Inc. · NSN 5985-00-201-5058 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-201-5058 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-201-5058. Primary manufacturer part number: H9N.
Features
  • Coupler,directional — FSC 5985
  • Unit Type: TRANSMISSION LINE
  • Radio Frequency Rating: 2.0 MEGAHERTZ MINIMUM AND 2.0 GIGAHERTZ MAXIMUM
  • Identifying Number: TERMINAL FITTING TYPE N
  • Usage Design: MAIN LINE TERMINAL FITTING
  • 3 verified cross-references
  • Primary manufacturer: Cobham Advanced Electronic Solutions Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,directional, cataloged under National Stock Number 5985-00-201-5058, 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 Cobham Advanced Electronic Solutions Inc.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-201-5058
Primary Part NumberH9N
Item NameCoupler,directional
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerCobham Advanced Electronic Solutions Inc.
StatusACTIVE
Unit TypeTRANSMISSION LINE
Radio Frequency Rating2.0 MEGAHERTZ MINIMUM AND 2.0 GIGAHERTZ MAXIMUM
Identifying NumberTERMINAL FITTING TYPE N
Usage DesignMAIN LINE TERMINAL FITTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4320-00-035-7578BS4-1412ALT1PC21 INTERCHANGEABLE
Ring,lantern
Circor Naval Solutions Llc Dba Warren Pumps
5365-00-058-6636H9 INTERCHANGEABLE
Ring,shredder
Insinger Machine Co
3110-00-227-2131 INTERCHANGEABLE
Bearing,ball,duplex
2920-00-293-5244167-0241 INTERCHANGEABLE
Spark Plug
Cummins Power Generation Inc.
2510-00-618-512932W3509 INTERCHANGEABLE
Plate Armor Hood
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
5950-00-783-171427A32 INTERCHANGEABLE
Transformer,audio Frequency
Thordarson Inc
4730-00-877-6298 INTERCHANGEABLE
Clamp,hose
3020-00-997-2329165B INTERCHANGEABLE
Gear,pinion,winch
Arcosa Marine Components, Llc
5999-01-214-8644H9 INTERCHANGEABLE
Heater,thermal Release
Siemens Energy and Automation Inc Siemens Furnas Controls Div
6515-01-505-0961H9 INTERCHANGEABLE
Electrode,electrosurgical Appara
Ellman International, Inc.
Cross-Reference Index
Part NumberManufacturer
H9N Cobham Advanced Electronic Solutions Inc. (USA)
GC851BV1 Northrop Grumman Systems Corporation (USA)
H-9 Cobham Advanced Electronic Solutions Inc. (USA)
Related Parts
4320-00-035-7578INTERCHANGEABLE
RING,LANTERN
BS4-1412ALT1PC21
5365-00-058-6636INTERCHANGEABLE
RING,SHREDDER
H9
3110-00-227-2131INTERCHANGEABLE
BEARING,BALL,DUPLEX
2920-00-293-5244INTERCHANGEABLE
SPARK PLUG
167-0241
2510-00-618-5129INTERCHANGEABLE
PLATE ARMOR HOOD
32W3509
5950-00-783-1714INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
27A32
4730-00-877-6298INTERCHANGEABLE
CLAMP,HOSE
3020-00-997-2329INTERCHANGEABLE
GEAR,PINION,WINCH
165B
5999-01-214-8644INTERCHANGEABLE
HEATER,THERMAL RELEASE
H9
6515-01-505-0961INTERCHANGEABLE
ELECTRODE,ELECTROSURGICAL APPARA
H9
6240-01-539-5100INTERCHANGEABLE
LAMP,INCANDESCENT
3113515C1L

Frequently Asked Questions

What is NSN 5985-00-201-5058?

NSN 5985-00-201-5058 is a Coupler,directional, manufactured by Cobham Advanced Electronic Solutions Inc., classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-201-5058?

NSN 5985-00-201-5058 has 3 cross-referenced part numbers: H9N (Cobham Advanced Electronic Solutions Inc.), GC851BV1 (Northrop Grumman Systems Corporation), H-9 (Cobham Advanced Electronic Solutions Inc.).

What NSN replaces 5985-00-201-5058?

There are 11 known substitutes for 5985-00-201-5058: 4320-00-035-7578, 5365-00-058-6636, 3110-00-227-2131 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H9N?

Key specifications for H9N: Overall Width: 2.718 INCHES NOMINAL IN; Unit Type: TRANSMISSION LINE; Radio Frequency Rating: 2.0 MEGAHERTZ MINIMUM AND 2.0 GIGAHERTZ MAXIMUM; Identifying Number: TERMINAL FITTING TYPE N. 7 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