Model: 55218-1

Waveguide Assembly

Properties:

Cross Sectional Shape
Internal, rectangular external, rectangular
Tubing Wall Construction Style
Seamless all tubing segment
Flange Quantity
2
Flange Outside Width
3.000 inches all flanges
Flange Outside Height
3.600 inches all flanges
Flange Depth
0.280 inches all flanges and 0.340 inches all flanges
Flange Connecting Hole Diameter
0.281 inches all flanges all connection facilities
Waveguide Inside Width
Between 2.837 inches and 2.843 inches
Waveguide Inside Height
Between 0.397 inches and 0.403 inches
Waveguide Longer Offset Distance
4.560 inches
Flange Connecting Facility And Quantity
7 unthreaded hole all flanges all connection facilities
Flange Style
Contact type all flanges
Waveguide Offset Distance
1.560 inches
Flexibility
Rigid all tubing segment
Material
Aluminum alloy all tubing segment and flange
Surface Treatment
Any acceptable all tubing segment and flange outside surfaces
Style Designator
Corner type
Fsc Application Data
Antennas, waveguides, and related equipment
NSN
5985-01-274-1453
Part Number
55218-1
Description
Waveguide Assembly
CAGE
96341

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 55218-1 NSN 5985-01-274-1453

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
063520
UFC:
49770
LTL:
RATING VARIABLE
LCL:
--
WCC:
723
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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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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