Part Number 257CF

Waveguide Assembly

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
257cf
Demil:
Yes - DEMIL/MLI
Shelf Life:
UOM:
NIIN:
013326622

Part Information
Operating temperature range 0 to 75 degrees celsius

NSN
National Stock Number:
5985-01-332-6622 5985013326622
TXT
Description:
Waveguide Assembly
INC
INC
Item Name Code:
00305
INC
COM
Compliance:
MRC:
The style designation indicating the configuration that most nearly corresponds to the cross-sectional shape of the item.AAGR
Cross Sectional Shape:
Internal, rectangular external, rectangular
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
2b first flange all connection facilities
MRC:
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.AAJF
Thread Direction:
Right-hand first flange all connection facilities
MRC:
The angular measurement by which one part/section of a rigid item deviates from a straight line projection of an adjacent part/section,expressed in degrees.ACJL
Bend Angle In Deg:
90.0 single bend h-plane
MRC:
The style designation indicating the configuration that most nearly corresponds to the construction of the tubing wall.AHRV
Tubing Wall Construction Style:
Seamless single tubing segment
MRC:
The number of flanges provided with the item.AHSF
Flange Quantity:
2
MRC:
None.AHSX
Flange Inside Width:
1.118 inches first flange and 1.126 inches first flange
MRC:
None.AHSX
Flange Inside Width:
1.253 inches second flange
MRC:
None.AHSY
Flange Inside Height:
0.493 inches first flange and 0.501 inches first flange
MRC:
None.AHSY
Flange Inside Height:
0.628 inches second flange
MRC:
None.AHSZ
Flange Outside Width:
1.860 inches first flange and 1.890 inches first flange
MRC:
None.AHSZ
Flange Outside Width:
1.860 inches second flange and 1.890 inches second flange
MRC:
None.AHTA
Flange Outside Height:
1.860 inches first flange and 1.890 inches first flange
MRC:
None.AHTA
Flange Outside Height:
1.860 inches second flange and 1.890 inches second flange
MRC:
None.AHTB
Flange Inside Diameter:
1.610 inches first flange and 1.640 inches first flange
MRC:
A measurement between specified points on the flange,in distinction from height.AHTD
Flange Depth:
0.423 inches second flange and 0.453 inches second flange
MRC:
A measurement between specified points on the flange,in distinction from height.AHTD
Flange Depth:
0.610 inches first flange and 0.640 inches first flange
MRC:
The length of a straight line which passes through the center of a flange connecting hole,and terminates at the circumference.AHTN
Flange Connecting Hole Diameter:
0.170 inches second flange all connection facilities
MRC:
The ratio of the maximum to the minimum amplitude of pressure /voltage/ measured along the path of the waves.AHTW
Voltage Standing Wave Ratio:
1.05
MRC:
The maximum pressure at which the item is rated for operation.CQGM
Maximum Operating Pressure:
16.0 pounds per square inch gage
MRC:
None.CQHN
Waveguide Outside Width:
Between 1.246 inches and 1.254 inches
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.164 inches first flange all connection facilities
MRC:
None.CRFH
Waveguide Inside Width:
Between 1.118 inches and 1.126 inches
MRC:
None.CRLB
Waveguide Inside Height:
Between 0.493 inches and 0.501 inches
MRC:
None.CSFC
Waveguide Outside Height:
Between 0.621 inches and 0.629 inches
MRC:
None.CSPL
Waveguide Longer Offset Distance:
Between 2.235 inches and 2.265 inches
MRC:
The type and number of facilities by which the flange is connected.CSQT
Flange Connecting Facility And Quantity:
4 threaded hole first flange all connection facilities
MRC:
The type and number of facilities by which the flange is connected.CSQT
Flange Connecting Facility And Quantity:
4 unthreaded hole second flange all connection facilities
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the flange.CTCJ
Flange Style:
Choke type first flange
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the flange.CTCJ
Flange Style:
Cover type second flange
MRC:
None.CWBG
Waveguide Offset Distance:
Between 2.235 inches and 2.265 inches
MRC:
Flexible,capable of being bent,turned or twisted,within limits,without breaking,or rigid,resisting change of form,inflexible.FLEX
Flexibility:
Rigid single tubing segment
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Copper alloy single tubing segment and flange
MRC:
An indication of the precious material and its location in the item.PMLC
Precious Material And Location:
Internal surfaces rhodium and internal surfaces silver
MRC:
Identification of the precious material contained in the item.PRMT
Precious Material:
Rhodium and silver
MRC:
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.SFTT
Surface Treatment:
Rhodium single tubing segment and flange inside surfaces and silver single tubing segment and flange inside surfaces
MRC:
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.SFTT
Surface Treatment:
Paint single tubing segment and flange outside surfaces and primer single tubing segment and flange outside surfaces
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Bend type
MRC:
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.THSD
Thread Series Designator:
Unc first flange all connection facilities
MRC:
The justification for the assignment of a federal supply class /fsc/ to an item based on the classification of the next higher classifiable assembly.ZZZV
Fsc Application Data:
Radar equipment

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