PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G300083S5Coupler,directional

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5985-00-489-6814 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-489-6814 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-489-6814. Primary manufacturer part number: G300083S5.
Features
  • Coupler,directional — FSC 5985
  • Unit Type: TRANSMISSION LINETRANSMISSION LINE
  • Power Loss in Decibels: 10.010.0
  • Terminal Fitting Controlling Agency: ITT GILFILLAN INCITT GILFILLAN INC
  • Precious Material: GOLD
  • Radio Frequency Rating: 2.0 GIGAHERTZ MINIMUM AND 4.0 GIGAHERTZ MAXIMUM
  • Design Type: BIDIRECTIONAL
  • Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,directional, cataloged under National Stock Number 5985-00-489-6814, 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 L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 9 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-489-6814
Primary Part NumberG300083S5
Item NameCoupler,directional
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Unit TypeTRANSMISSION LINETRANSMISSION LINE
Power Loss in Decibels10.010.0
Terminal Fitting Controlling AgencyITT GILFILLAN INCITT GILFILLAN INC
Precious MaterialGOLD
Radio Frequency Rating2.0 GIGAHERTZ MINIMUM AND 4.0 GIGAHERTZ MAXIMUM
Design TypeBIDIRECTIONAL
Usage DesignMAIN LINE AND SECONDARY LINE TERMINAL FITTING
Precious Material and LocationCENTER CONTACT SURFACES GOLD
Identifying NumberTERMINAL FITTING TYPE N
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5360-00-209-7670 INTERCHANGEABLE
Spring,helical,compression
3455-00-249-178219654 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
2915-00-373-866022241 INTERCHANGEABLE
Connector,mixture Control
Triumph Engine Control Systems Llc
5950-00-647-5320700679 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5310-00-723-6958 INTERCHANGEABLE
Washer,flat
6610-01-009-776022241 INTERCHANGEABLE
Indicator,vertical Velocity
Aerosonic Llc
8030-01-055-6126 INTERCHANGEABLE
Sealing Compound
2990-01-157-624315618163 INTERCHANGEABLE
Muffler,exhaust
General Motors Llc Dba General Motors Llc
4610-01-209-84533038-27 INTERCHANGEABLE
Header Assembly,dis
Pentair Filtration Solutions, Llc
6240-01-341-7903106543 INTERCHANGEABLE
Lamp,incandescent
Thermo Shandon Inc Dba Shandon Inc Div Anatomical Pathology
Cross-Reference Index
Part NumberManufacturer
G300083S5 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
22241 Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
303827 Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
Related Parts
5360-00-209-7670INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
3455-00-249-1782INTERCHANGEABLE
REAMER,MACHINE
19654
2915-00-373-8660INTERCHANGEABLE
CONNECTOR,MIXTURE CONTROL
22241
5950-00-647-5320INTERCHANGEABLE
TRANSFORMER,POWER
700679
5310-00-723-6958INTERCHANGEABLE
WASHER,FLAT
6610-01-009-7760INTERCHANGEABLE
INDICATOR,VERTICAL VELOCITY
22241
8030-01-055-6126INTERCHANGEABLE
SEALING COMPOUND
2990-01-157-6243INTERCHANGEABLE
MUFFLER,EXHAUST
15618163
4610-01-209-8453INTERCHANGEABLE
HEADER ASSEMBLY,DIS
3038-27
6240-01-341-7903INTERCHANGEABLE
LAMP,INCANDESCENT
106543

Frequently Asked Questions

What is NSN 5985-00-489-6814?

NSN 5985-00-489-6814 is a Coupler,directional, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-489-6814?

NSN 5985-00-489-6814 has 3 cross-referenced part numbers: G300083S5 (L3harris Technologies, Inc Div Space & Airborne Systems), 22241 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), 303827 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq).

What NSN replaces 5985-00-489-6814?

There are 10 known substitutes for 5985-00-489-6814: 5360-00-209-7670, 3455-00-249-1782, 2915-00-373-8660 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of G300083S5?

Key specifications for G300083S5: Overall Height: 0.875 INCHES NOMINAL0.875 INCHES NOMINAL IN; Unit Type: TRANSMISSION LINETRANSMISSION LINE; Power Loss in Decibels: 10.010.0; Terminal Fitting Controlling Agency: ITT GILFILLAN INCITT GILFILLAN INC. 12 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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