PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9159596Coupler,directional

Us Army Aviation and Missile Command · NSN 5985-00-834-4793 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-834-4793 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-834-4793. Primary manufacturer part number: 9159596.
Features
  • Coupler,directional — FSC 5985
  • Identifying Number: TERMINAL FITTING UG 21/U
  • Radio Frequency Rating: 1.4 GIGAHERTZ MINIMUM AND 1.6 GIGAHERTZ MAXIMUM
  • Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING
  • Design Type: BIDIRECTIONAL
  • Unit Type: TRANSMISSION LINE
  • Terminal Fitting Controlling Agency: AN
  • Power Loss in Decibels: 10.000
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,directional, cataloged under National Stock Number 5985-00-834-4793, 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 Us Army Aviation and Missile Command. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-834-4793
Primary Part Number9159596
Item NameCoupler,directional
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Identifying NumberTERMINAL FITTING UG 21/U
Radio Frequency Rating1.4 GIGAHERTZ MINIMUM AND 1.6 GIGAHERTZ MAXIMUM
Usage DesignMAIN LINE AND SECONDARY LINE TERMINAL FITTING
Design TypeBIDIRECTIONAL
Unit TypeTRANSMISSION LINE
Terminal Fitting Controlling AgencyAN
Power Loss in Decibels10.000
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5136-00-189-31285136-00-189-3128 INTERCHANGEABLE
Die,rethreading
General Services Administration Federal Supply Service
9540-00-595-8555 INTERCHANGEABLE
Angle,structural
3110-00-769-14264TL68111 INTERCHANGEABLE
Cup,tapered Roller Bearing
Ntn Bearing Corporation of America
5935-00-856-443531331 INTERCHANGEABLE
Adapter,connector
Itt Cannon Rf Products
5945-00-943-9235 INTERCHANGEABLE
Relay,resonant Reed
5305-01-099-643811662344 INTERCHANGEABLE
Screw,cap,hexagon Head
U S Army Tank Automotive Command Amsta-Im-Mm
6550-01-153-3630231331 INTERCHANGEABLE
Sensitivity Discs,diagnostic
Becton, Dickinson and Co Dba Becton Dickinson & Co
5305-01-317-988931331 INTERCHANGEABLE
Screw,self-Drilling
Moog Inc. Dba Ampac-Isp Corp
6650-01-508-781731331 INTERCHANGEABLE
Mirror,optical Instrument
Cooper Surgical
Cross-Reference Index
Part NumberManufacturer
313-31 Microwave Devices Inc (USA)
9159596 PRIMARY Us Army Aviation and Missile Command (USA)
Related Parts
5136-00-189-3128INTERCHANGEABLE
DIE,RETHREADING
5136-00-189-3128
9540-00-595-8555INTERCHANGEABLE
ANGLE,STRUCTURAL
3110-00-769-1426INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
4TL68111
5935-00-856-4435INTERCHANGEABLE
ADAPTER,CONNECTOR
31331
5945-00-943-9235INTERCHANGEABLE
RELAY,RESONANT REED
5305-01-099-6438INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
11662344
6550-01-153-3630INTERCHANGEABLE
SENSITIVITY DISCS,DIAGNOSTIC
231331
5305-01-317-9889INTERCHANGEABLE
SCREW,SELF-DRILLING
31331
6650-01-508-7817INTERCHANGEABLE
MIRROR,OPTICAL INSTRUMENT
31331

Frequently Asked Questions

What is NSN 5985-00-834-4793?

NSN 5985-00-834-4793 is a Coupler,directional, manufactured by Us Army Aviation and Missile Command, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-834-4793?

NSN 5985-00-834-4793 has 2 cross-referenced part numbers: 313-31 (Microwave Devices Inc), 9159596 (Us Army Aviation and Missile Command).

What NSN replaces 5985-00-834-4793?

There are 9 known substitutes for 5985-00-834-4793: 5136-00-189-3128, 9540-00-595-8555, 3110-00-769-1426 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9159596?

Key specifications for 9159596: Overall Width: 2.250 INCHES NOMINAL IN; Identifying Number: TERMINAL FITTING UG 21/U; Radio Frequency Rating: 1.4 GIGAHERTZ MINIMUM AND 1.6 GIGAHERTZ MAXIMUM; Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING. 10 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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