Model: M287/4-01-0420

Waveguide Assembly

Properties:

Cross Sectional Shape
Internal, rectangular external, rectangular
Tubing Wall Construction Style
Seamless single tubing segment
Flange Quantity
2
Flange Inside Width
6.670 inches all flanges
Flange Inside Height
3.420 inches all flanges
Flange Outside Width
8.688 inches all flanges
Flange Outside Height
2.719 inches all flanges
Flange Depth
1.000 inches all flanges
Flange Connecting Hole Diameter
0.250 inches second flange single connection facility
Flange Connecting Hole Diameter
0.328 inches first flange single connection facility
Voltage Standing Wave Ratio
1.05
Insertion Loss In Decibels
1.00
Maximum Operating Pressure
15.0 pounds per square inch gage
Waveguide Outside Width
6.660 inches
Waveguide Inside Width
6.500 inches
Waveguide Inside Height
3.250 inches
Waveguide Outside Height
3.410 inches
Flange Connecting Facility And Quantity
10 unthreaded hole first flange single connection facility
Flange Connecting Facility And Quantity
2 unthreaded hole second flange single connection facility
Flange Style
Contact type all flanges
Waveguide Length
3.500 feet
Flexibility
Rigid single tubing segment
Material
Copper alloy single tubing segment
Material
Copper alloy all flange
Material
Rubber single tubing jacket
Surface Treatment
Any acceptable all flange all surfaces
Surface Treatment
Silver single tubing segment inside surfaces
Surface Treatment
Silver single tubing segment outside surfaces
Style Designator
Straight type
NSN
5985-01-049-7490
Part Number
M287/4-01-0420
Description
Waveguide Assembly
CAGE
81349

An item consisting of one or more definite lengths of straight or formed, flexible or rigid, prefabricated hollow tubing of conductive material. The tubing has a predetermined cross section and is designed to guide or conduct high frequency electromagnetic energy through its interior. One or more ends are terminated. May include common mounting of a switch, wave guide, a dummy load, electrical and other components such as waveguide section, cable terminal chamber and the like. Excludes coupler, rotary, radio frequency; coupler, directional; adapter, waveguide; and tuner, waveguide.

Part M287/4-01-0420 NSN 5985-01-049-7490

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00305
FIIG:
A073A0
Concept No.:
App. Key:
B
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
S
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8529109000
  • SITC: 76493
  • End Use: Telecommunications equipment
  • NAICS: 334220
  • USDA: 1

Freight Class: Antenna & antenna reflectors of all kinds; parts suitable for use soley or principally w/ apparatus of heading 8525 to 8528, nesoi

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