PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

48179Adapter,waveguide

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5985-00-296-1966 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-296-1966 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-296-1966. Primary manufacturer part number: 48179.
Features
  • Adapter,waveguide — FSC 5985
  • Waveguide Outside Height: 0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
  • Thread Class: 2B SINGLE FLANGE SINGLE CONNECTION FACILITY
  • Style Designator: WAVEGUIDE TO COAXIAL
  • Connector End Design: FEMALE
  • Thread Direction: RIGHT-HAND SINGLE FLANGE SINGLE CONNECTION FACILITY
  • Flange Style: CHOKE TYPE SINGLE FLANGE
  • Flange Depth: 0.453 INCHES MAXIMUM SECOND FLANGE IN
Applications
  • Applications requiring Copper Alloy All Tubing Segment and Flange construction
General Description

The Adapter,waveguide, cataloged under National Stock Number 5985-00-296-1966, 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 30 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-296-1966
Primary Part Number48179
Item NameAdapter,waveguide
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Waveguide Outside Height0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
Thread Class2B SINGLE FLANGE SINGLE CONNECTION FACILITY
Style DesignatorWAVEGUIDE TO COAXIAL
Connector End DesignFEMALE
Thread DirectionRIGHT-HAND SINGLE FLANGE SINGLE CONNECTION FACILITY
Flange StyleCHOKE TYPE SINGLE FLANGE
Flange Depth0.453 INCHES MAXIMUM SECOND FLANGE IN
Waveguide Inside Height0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN
Flange Inside Height0.403 INCHES MAXIMUM SECOND FLANGE IN
Nominal Thread Size0.164 INCHES SINGLE FLANGE SINGLE CONNECTION FACILITY IN
Thread Quantity Per Inch32 SINGLE FLANGE SINGLE CONNECTION FACILITY
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Flange Depth0.422 INCHES MINIMUM FIRST FLANGE IN
Flange Inside Diameter1.437 INCHES MAXIMUM SECOND FLANGE IN
Waveguide Inside Width0.896 INCHES MINIMUM AND 0.904 INCHES MAXIMUM IN
Flange Outside Width1.640 INCHES MAXIMUM SECOND FLANGE IN
Flange Connecting Facility and Quantity4 THREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY
MaterialCOPPER ALLOY ALL TUBING SEGMENT AND FLANGE
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE FLANGE SINGLE CONNECTION FACILITY
Flange Outside Height1.640 INCHES MAXIMUM SECOND FLANGE IN
Flange Quantity1
Waveguide Outside Width0.996 INCHES MINIMUM AND 1.004 INCHES MAXIMUM IN
Flange Outside Height1.610 INCHES MINIMUM FIRST FLANGE IN
Flange Inside Width0.897 INCHES MINIMUM FIRST FLANGE IN
Flange Outside Width1.610 INCHES MINIMUM FIRST FLANGE IN
Flange Inside Diameter1.406 INCHES MINIMUM FIRST FLANGE IN
Flange Inside Width0.903 INCHES MAXIMUM SECOND FLANGE IN
Flange Inside Height0.397 INCHES MINIMUM FIRST FLANGE IN
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-100-056929520 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5340-00-281-9891 INTERCHANGEABLE
Button,plug
5315-00-282-726748179 INTERCHANGEABLE
Pin,straight,headless
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5360-01-035-093848179 INTERCHANGEABLE
Spring,helical,compression
Leslie Controls, Inc. Dba Leslie Controls Inc
4810-01-594-9830 INTERCHANGEABLE
Valve,solenoid
Cross-Reference Index
Part NumberManufacturer
48179 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
UG674U Joint Electronics Type Designation System (USA)
Related Parts
3110-00-100-0569INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
29520
5340-00-281-9891INTERCHANGEABLE
BUTTON,PLUG
5315-00-282-7267INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
48179
5360-01-035-0938INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
48179
4810-01-594-9830INTERCHANGEABLE
VALVE,SOLENOID

Frequently Asked Questions

What is NSN 5985-00-296-1966?

NSN 5985-00-296-1966 is a Adapter,waveguide, 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 5985-00-296-1966?

NSN 5985-00-296-1966 has 2 cross-referenced part numbers: 48179 (L3harris Technologies, Inc Div Space & Airborne Systems), UG674U (Joint Electronics Type Designation System).

What NSN replaces 5985-00-296-1966?

There are 5 known substitutes for 5985-00-296-1966: 3110-00-100-0569, 5340-00-281-9891, 5315-00-282-7267 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 48179?

Key specifications for 48179: Waveguide Outside Height: 0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN; Thread Class: 2B SINGLE FLANGE SINGLE CONNECTION FACILITY; Style Designator: WAVEGUIDE TO COAXIAL; Connector End Design: FEMALE. 30 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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