Model: M3970/5-012

Waveguide Assembly

Properties:

Cross Sectional Shape
Internal, rectangular external, rectangular
Thread Class
2b second flange single connection facility
Thread Direction
Right-hand second flange single connection facility
Bend Angle In Deg
45.0 single bend h-plane
Tubing Wall Construction Style
Seamless single tubing segment
Flange Quantity
2
Flange Inside Width
1.875 inches first flange
Flange Inside Width
2.002 inches second flange
Flange Inside Height
0.872 inches first flange
Flange Inside Height
1.002 inches second flange
Flange Outside Diameter
3.625 inches first flange
Flange Outside Diameter
3.625 inches second flange
Flange Depth
0.375 inches second flange
Flange Depth
0.938 inches first flange
Flange Connecting Hole Diameter
0.199 inches first flange single connection facility
Thready Qty Per Inch (tpi)
32 second flange single connection facility
Waveguide Outside Width
Between 1.995 inches and 2.005 inches
Thread Size
0.190 inches second flange single connection facility
Waveguide Inside Width
Between 1.867 inches and 1.877 inches
Waveguide Inside Height
Between 0.867 inches and 0.877 inches
Waveguide Outside Height
Between 0.995 inches and 1.005 inches
Waveguide Longer Offset Distance
Between 5.919 inches and 5.979 inches
Flange Connecting Facility And Quantity
8 threaded hole second flange single connection facility
Flange Connecting Facility And Quantity
8 unthreaded hole first flange single connection facility
Flange Style
Choke type first flange
Flange Style
Cover type second flange
Waveguide Offset Distance
Between 5.919 inches and 5.979 inches
Flexibility
Rigid single tubing segment
Material
Aluminum alloy single tubing segment and flange
Material
Any acceptable single tubing jacket
Surface Treatment
Any acceptable single tubing segment and flange all surfaces
Style Designator
Bend type
Thread Series Designator
Unf second flange single connection facility
Specification Data
81349-mil-w-3970/5 government specification
NSN
5985-00-765-1239
Part Number
M3970/5-012
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 M3970/5-012 NSN 5985-00-765-1239

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:
U
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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