PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

2143968-1Coupler,directional

Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div · NSN 5985-00-430-8085 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-430-8085 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-430-8085. Primary manufacturer part number: 2143968-1.
Features
  • Coupler,directional — FSC 5985
  • Power Loss in Decibels: 20.0
  • Radio Frequency Rating: 9.0 GIGAHERTZ MINIMUM AND 10.5 GIGAHERTZ MAXIMUM
  • Unit Type: COAXIAL LINE
  • Design Type: BIDIRECTIONAL
  • Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING
  • 3 verified cross-references
  • Primary manufacturer: Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,directional, cataloged under National Stock Number 5985-00-430-8085, 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 Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-430-8085
Primary Part Number2143968-1
Item NameCoupler,directional
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerHoneywell Intl Inc Defense Avionics Systems Former Test Systems Div
StatusACTIVE
Power Loss in Decibels20.0
Radio Frequency Rating9.0 GIGAHERTZ MINIMUM AND 10.5 GIGAHERTZ MAXIMUM
Unit TypeCOAXIAL LINE
Design TypeBIDIRECTIONAL
Usage DesignMAIN LINE AND SECONDARY LINE TERMINAL FITTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
9540-00-627-5868 INTERCHANGEABLE
Structural Section,special Shape
6625-00-695-935023901 INTERCHANGEABLE
Holder,chart
L3harris Technologies, Inc. Div Space and Airborne Systems
3415-01-384-0100 INTERCHANGEABLE
Grinding and Buffing Machine,uti
2530-01-394-834123901 INTERCHANGEABLE
Housing,steering Column
Eaton Corporation Div Eaton Fluid Power
Cross-Reference Index
Part NumberManufacturer
23901 Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
2143968-1 PRIMARY Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA)
2143968-1 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
Related Parts
9540-00-627-5868INTERCHANGEABLE
STRUCTURAL SECTION,SPECIAL SHAPE
6625-00-695-9350INTERCHANGEABLE
HOLDER,CHART
23901
3415-01-384-0100INTERCHANGEABLE
GRINDING AND BUFFING MACHINE,UTI
2530-01-394-8341INTERCHANGEABLE
HOUSING,STEERING COLUMN
23901

Frequently Asked Questions

What is NSN 5985-00-430-8085?

NSN 5985-00-430-8085 is a Coupler,directional, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-430-8085?

NSN 5985-00-430-8085 has 3 cross-referenced part numbers: 23901 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), 2143968-1 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div), 2143968-1 (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems).

What NSN replaces 5985-00-430-8085?

There are 4 known substitutes for 5985-00-430-8085: 9540-00-627-5868, 6625-00-695-9350, 3415-01-384-0100 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2143968-1?

Key specifications for 2143968-1: Overall Length: 1.760 INCHES NOMINAL IN; Overall Width: 0.380 INCHES NOMINAL IN; Power Loss in Decibels: 20.0; Radio Frequency Rating: 9.0 GIGAHERTZ MINIMUM AND 10.5 GIGAHERTZ MAXIMUM. 8 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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