Model: SEM123

Radio Frequency Transmiss Switch

Properties:

Body Style
Rectangular
Overall Length
2.150 inches
Overall Height
1.340 inches
Overall Width
0.500 inches
Frequency Rating
0.0 gigahertz single frequency operating and 18.0 gigahertz single frequency operating
Unthreaded Mounting Hole Diameter
0.120 inches
Switch Type
Nontransfer
Longest Horizontal Distance Between Mounting Centers
1.180 inches single mounting facility pattern
Shortest Horizontal Distance Between Mounting Centers
0.440 inches single mounting facility pattern
Intermediate Horizontal Distance Between Mounting Centers
0.220 inches single mounting facility pattern
Longest Vertical Distance Between Mounting Centers
0.057 inches single mounting facility pattern
Voltage Standing Wave Ratio
1.20 single
Insertion Loss In Decibels
0.20 single
Coaxial Connector Series Designation
Sma
Connector End Design
Female
Minimum Crosstalk Rating In Decibels
80.0 single
Actuator Operating Method
Relay
Actuator Current Type And Rating In Amps
0.14 dc
Actuator Voltage In Volts
28.0
Switch Operation Sequence
Makes before breaks
Switch Return Mechanism Type
Fail-safe
Pole Quantity
1
Throw Quantity
2
Coupling Position Quantity
8
Mounting Facility Type And Quantity
4 unthreaded hole
Mounting Facility Pattern
Four position trapezoid single mounting facility pattern
Terminal Type And Quantity
3 plug, coaxial and 5 turret
NSN
5985-01-372-6848
Part Number
SEM123
Description
Switch,radio Frequency Transmiss
CAGE
99899

An item specifically designed for mechanically or electronically positioning one or more radio frequency transmission line sections so as to couple it or them to other sections in a radio frequency transmission line system. The switching function may be operated by a manual actuator, an electromechanical actuator or by means of an arrangement of semiconductors and passive circuit devices. Excludes relay, (as modified).

Part SEM123 NSN 5985-01-372-6848

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05298
FIIG:
A158A0
Concept No.:
App. Key:
A
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:
B
ESD:
B
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
39
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
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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