Model: M287/3-49-0300

Waveguide Assembly

Properties:

Cross Sectional Shape
Internal, rectangular external, rectangular
Thread Class
2b first flange single connection facility
Thread Direction
Right-hand first flange single connection facility
Tubing Wall Construction Style
Convolute single tubing segment
Flange Quantity
2
Flange Inside Width
0.622 inches first flange
Flange Inside Width
0.705 inches second flange
Flange Inside Height
0.311 inches first flange
Flange Inside Height
0.394 inches second flange
Flange Outside Width
1.312 inches first flange
Flange Outside Width
1.313 inches second flange
Flange Outside Height
1.313 inches second flange
Flange Outside Height
1.312 inches first flange
Flange Inside Diameter
0.994 inches first flange
Flange Depth
0.313 inches second flange
Flange Depth
0.375 inches first flange
Flange Connecting Hole Diameter
0.144 inches second flange single connection facility
Voltage Standing Wave Ratio
1.20
Thready Qty Per Inch (tpi)
32 first flange single connection facility
Maximum Operating Pressure
30.0 pounds per square inch gage
Waveguide Outside Width
0.702 inches
Thread Size
0.138 inches first flange single connection facility
Waveguide Inside Width
0.622 inches
Waveguide Inside Height
0.311 inches
Waveguide Outside Height
0.391 inches
Flange Connecting Facility And Quantity
4 threaded hole first flange single connection facility
Flange Connecting Facility And Quantity
4 unthreaded hole second flange single connection facility
Flange Style
Choke type first flange
Flange Style
Cover type second flange
Waveguide Length
2.500 feet
Flexibility
Flexible single tubing segment
Material
Copper alloy all tubing segment and flange
Surface Treatment
Enamel single tubing segment and flange outside surfaces
Surface Treatment
Any acceptable single tubing segment and flange inside surfaces
Style Designator
Straight type
Thread Series Designator
Unc first flange single connection facility
Specification Data
81349-mil-w-287/3 government specification
NSN
5985-00-761-6031
Part Number
M287/3-49-0300
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 M287/3-49-0300 NSN 5985-00-761-6031

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:
0.5000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
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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