PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

104052Coupler,directional

Microwave Engineering Corporation · NSN 5985-00-139-1795 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-139-1795 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-139-1795. Primary manufacturer part number: 104052.
Features
  • Coupler,directional — FSC 5985
  • Terminal Fitting Controlling Agency: OMNI SPECTRA INC AND OMNI SPECTRA INC
  • Power Loss in Decibels: 20.0
  • Design Type: BIDIRECTIONAL
  • Identifying Number: TERMINAL FITTING TYPE OSM AND TYPE OSM
  • Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING
  • Radio Frequency Rating: 4.3 GIGAHERTZ NOMINAL
  • 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 5985-00-139-1795, 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 Engineering Corporation. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-139-1795
Primary Part Number104052
Item NameCoupler,directional
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerMicrowave Engineering Corporation
StatusACTIVE
Terminal Fitting Controlling AgencyOMNI SPECTRA INC AND OMNI SPECTRA INC
Power Loss in Decibels20.0
Design TypeBIDIRECTIONAL
Identifying NumberTERMINAL FITTING TYPE OSM AND TYPE OSM
Usage DesignMAIN LINE AND SECONDARY LINE TERMINAL FITTING
Radio Frequency Rating4.3 GIGAHERTZ NOMINAL
Unit TypeTRANSMISSION LINE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6680-00-133-776789E0022R0010 INTERCHANGEABLE
Conditioner,modular
Schutte & Koerting Acquisition Company Div Schutte & Koerting Acquitision Company
1660-00-573-6494 INTERCHANGEABLE
Cover,sensor
3040-00-892-2506032804 INTERCHANGEABLE
Collar,shaft
L3 Technologies, Inc. Div L3 Keo
5950-00-901-4479DC13 INTERCHANGEABLE
Transformer,power
Forest Electric Company, the Dba Felco Div a Subsidiary of Kemet Electronics Corp
4140-01-178-6811 INTERCHANGEABLE
Fan,tubeaxial
2930-01-178-7081670252 INTERCHANGEABLE
Tank,radiator,overflow
Trw Inc Trw Intl Trade Government Sales Dept
Cross-Reference Index
Part NumberManufacturer
104052 Microwave Engineering Corporation (USA)
2525 Hyletronics Limited Partnership (USA)
104052 Sierra Networks Inc Sierracom Div (USA)
DC13 Hyletronics Limited Partnership (USA)
DC13 Litton Systems Inc Hyletronics Group-Airtron Div (USA)
2525 Litton Systems Inc Hyletronics Group-Airtron Div (USA)
Related Parts
6680-00-133-7767INTERCHANGEABLE
CONDITIONER,MODULAR
89E0022R0010
1660-00-573-6494INTERCHANGEABLE
COVER,SENSOR
3040-00-892-2506INTERCHANGEABLE
COLLAR,SHAFT
032804
5950-00-901-4479INTERCHANGEABLE
TRANSFORMER,POWER
DC13
4140-01-178-6811INTERCHANGEABLE
FAN,TUBEAXIAL
2930-01-178-7081INTERCHANGEABLE
TANK,RADIATOR,OVERFLOW
670252

Frequently Asked Questions

What is NSN 5985-00-139-1795?

NSN 5985-00-139-1795 is a Coupler,directional, manufactured by Microwave Engineering Corporation, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-139-1795?

NSN 5985-00-139-1795 has 6 cross-referenced part numbers: 104052 (Microwave Engineering Corporation), 2525 (Hyletronics Limited Partnership), 104052 (Sierra Networks Inc Sierracom Div), DC13 (Hyletronics Limited Partnership), DC13 (Litton Systems Inc Hyletronics Group-Airtron Div) and 1 more.

What NSN replaces 5985-00-139-1795?

There are 6 known substitutes for 5985-00-139-1795: 6680-00-133-7767, 1660-00-573-6494, 3040-00-892-2506 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 104052?

Key specifications for 104052: Overall Height: 0.380 INCHES NOMINAL IN; Terminal Fitting Controlling Agency: OMNI SPECTRA INC AND OMNI SPECTRA INC; Power Loss in Decibels: 20.0; Design Type: BIDIRECTIONAL. 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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