PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

317N24Coupler,directional

Microwave Instruments and Components Inc · NSN 5985-00-139-2447 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-139-2447 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-139-2447. Primary manufacturer part number: 317N24.
Features
  • Coupler,directional — FSC 5985
  • Radio Frequency Rating: 400.0 MEGAHERTZ MINIMUM AND 450.0 MEGAHERTZ MAXIMUM
  • Identifying Number: TERMINAL FITTING TYPE N
  • Power Loss in Decibels: 20.0
  • Terminal Fitting Controlling Agency: NORTHROP CORP
  • Design Type: UNIDIRECTIONAL
  • Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING
  • Unit Type: TRANSMISSION LINE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,directional, cataloged under National Stock Number 5985-00-139-2447, 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 Microwave Instruments and Components Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-139-2447
Primary Part Number317N24
Item NameCoupler,directional
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerMicrowave Instruments and Components Inc
StatusACTIVE
Radio Frequency Rating400.0 MEGAHERTZ MINIMUM AND 450.0 MEGAHERTZ MAXIMUM
Identifying NumberTERMINAL FITTING TYPE N
Power Loss in Decibels20.0
Terminal Fitting Controlling AgencyNORTHROP CORP
Design TypeUNIDIRECTIONAL
Usage DesignMAIN LINE AND SECONDARY LINE TERMINAL FITTING
Unit TypeTRANSMISSION LINE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5905-00-279-3504 INTERCHANGEABLE
Resistor,fixed,composition
Cross-Reference Index
Part NumberManufacturer
317N24 Microwave Instruments and Components Inc (CAN)
URN165C20 Lexan Industries, Inc Dba Struthers Electronics Div Struthers Electronics (USA)
CEB20 Microlab/fxr Llc (USA)
CE22N Microlab/fxr Llc (USA)
052465 Northrop Grumman Corp Electronic Systems Defensive System Div (USA)
Related Parts
5905-00-279-3504INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION

Frequently Asked Questions

What is NSN 5985-00-139-2447?

NSN 5985-00-139-2447 is a Coupler,directional, manufactured by Microwave Instruments and Components Inc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-139-2447?

NSN 5985-00-139-2447 has 5 cross-referenced part numbers: 317N24 (Microwave Instruments and Components Inc), URN165C20 (Lexan Industries, Inc Dba Struthers Electronics Div Struthers Electronics), CEB20 (Microlab/fxr Llc), CE22N (Microlab/fxr Llc), 052465 (Northrop Grumman Corp Electronic Systems Defensive System Div).

What NSN replaces 5985-00-139-2447?

There is 1 known substitute for 5985-00-139-2447: 5905-00-279-3504. Verify interchangeability with system specifications before substitution.

What are the specifications of 317N24?

Key specifications for 317N24: Overall Height: 3.000 INCHES NOMINAL IN; Radio Frequency Rating: 400.0 MEGAHERTZ MINIMUM AND 450.0 MEGAHERTZ MAXIMUM; Identifying Number: TERMINAL FITTING TYPE N; Overall Width: 1.500 INCHES NOMINAL IN. 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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