PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CG-179/AUWaveguide Assembly

Joint Electronics Type Designation System · NSN 5985-00-295-8946 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-295-8946 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-295-8946. Primary manufacturer part number: CG-179/AU.
Features
  • Waveguide Assembly — FSC 5985
  • Flange Connecting Hole Diameter: 0.169 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES IN
  • Flexibility: FLEXIBLE SINGLE TUBING SEGMENT
  • Flange Connecting Facility and Quantity: 4 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
  • Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT
  • Precious Material and Location: TUBING INTERNAL SURFACE SILVER
  • Material: RUBBER SINGLE TUBING JACKET
  • Waveguide Inside Width: 0.900 INCHES NOMINAL IN
Applications
  • Applications requiring Rubber Single Tubing Jacket construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-00-295-8946, 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 Joint Electronics Type Designation System. Government technical data includes 23 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-295-8946
Primary Part NumberCG-179/AU
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerJoint Electronics Type Designation System
StatusCANCELLED
Flange Connecting Hole Diameter0.169 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES IN
FlexibilityFLEXIBLE SINGLE TUBING SEGMENT
Flange Connecting Facility and Quantity4 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Precious Material and LocationTUBING INTERNAL SURFACE SILVER
MaterialRUBBER SINGLE TUBING JACKET
Waveguide Inside Width0.900 INCHES NOMINAL IN
Waveguide Length3.000 FEET NOMINAL FT
Flange Depth0.438 INCHES NOMINAL ALL FLANGES IN
Flange Outside Width1.625 INCHES NOMINAL ALL FLANGES IN
MaterialCOPPER ALLOY SINGLE TUBING SEGMENT
Waveguide Outside Width1.000 INCHES NOMINAL IN
Flange Quantity2
Flange Outside Height1.625 INCHES NOMINAL ALL FLANGES IN
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Style DesignatorSTRAIGHT TYPE
Waveguide Outside Height0.500 INCHES NOMINAL IN
Flange StyleCOVER TYPE ALL FLANGES
Flange Inside Width1.003 INCHES NOMINAL ALL FLANGES IN
Waveguide Inside Height0.400 INCHES NOMINAL IN
Flange Inside Height0.505 INCHES NOMINAL ALL FLANGES IN
Surface TreatmentSILVER SINGLE TUBING SEGMENT INSIDE SURFACES
Precious MaterialSILVER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5985-00-179-1098 INTERCHANGEABLE
Waveguide Assembly
5985-00-263-0809 INTERCHANGEABLE
Waveguide Assembly
5985-00-295-8945 INTERCHANGEABLE
Waveguide Assembly
Cross-Reference Index
Part NumberManufacturer
CG-179/AU Joint Electronics Type Designation System (USA)
B-40173 Smiths Tubular Systems-Laconia, Inc. (USA)
CG-179/AU3FT0 Joint Electronics Type Designation System (USA)
Related Parts
5985-00-179-1098INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
5985-00-263-0809INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
5985-00-295-8945INTERCHANGEABLE
WAVEGUIDE ASSEMBLY

Frequently Asked Questions

What is NSN 5985-00-295-8946?

NSN 5985-00-295-8946 is a Waveguide Assembly, manufactured by Joint Electronics Type Designation System, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-295-8946?

NSN 5985-00-295-8946 has 3 cross-referenced part numbers: CG-179/AU (Joint Electronics Type Designation System), B-40173 (Smiths Tubular Systems-Laconia, Inc.), CG-179/AU3FT0 (Joint Electronics Type Designation System).

What NSN replaces 5985-00-295-8946?

There are 3 known substitutes for 5985-00-295-8946: 5985-00-179-1098, 5985-00-263-0809, 5985-00-295-8945. Verify interchangeability with system specifications before substitution.

What are the specifications of CG-179/AU?

Key specifications for CG-179/AU: Flange Connecting Hole Diameter: 0.169 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES IN; Flexibility: FLEXIBLE SINGLE TUBING SEGMENT; Special Features: MTG HOLES SPACED ON 1.224 IN. BY 1.284 IN. MTG CENTERS ON FLANGES IN; Flange Connecting Facility and Quantity: 4 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-295-8946 still in active supply?

NSN 5985-00-295-8946 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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