#MIL-W-2874 Four Flanged H Plane Waveguide | Related Equipment Waveguides Antennas

MIL-W-2874

Waveguide Assembly

NSN 5985-00-011-3656

DEMIL
Shelf Life
UOM
NIIN
Demil:
DEMIL/MLI
Shelf Life:
N/A
UOM:
1 EA
NIIN:
000113656

Detail Specifications

Cross Sectional Shape:
Internal, rectangular external, rectangular
Tubing Wall Construction Style:
Convolute single tubing segment
Flange Quantity:
2
Flange Inside Width:
1.003 inches all flanges
Flange Inside Height:
0.505 inches all flanges
Flange Outside Width:
1.625 inches all flanges
Flange Outside Height:
1.625 inches all flanges
Flange Depth:
0.438 inches all flanges
Flange Connecting Hole Diameter:
0.169 inches all flanges all connection facilities
Voltage Standing Wave Ratio:
1.10
Insertion Loss In Decibels:
0.10
Maximum Operating Pressure:
60.0 pounds per square inch gage
Waveguide Outside Width:
1.000 inches
Waveguide Inside Width:
0.900 inches
Waveguide Inside Height:
0.400 inches
Waveguide Outside Height:
0.500 inches
Flange Connecting Facility And Quantity:
4 unthreaded hole all flanges all connection facilities
Flange Style:
Cover type all flanges
Waveguide Length:
1.000 feet
Flexibility:
Flexible single tubing segment
Material:
Copper alloy all flange
Surface Treatment:
Any acceptable all flange outside surfaces
Style Designator:
Straight type
Specification Data:
81349-mil-w-287/4 government specification
NSN:
5985-00-011-3656
Item Name:
Four Flanged H Plane Waveguide
Cage Code:
81349

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
M287/4-45-0120
Cage Code:
81349
RNCC:
2
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
FG090BDDB12
Cage Code:
81349
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Last Updated: 02/16/2025