Model: 1921

Standing Wave Ratio Meter

Properties:

Circuit Current For Which Designed
Dc
Overall Length
2.650 inches
Mounting Stud Length
0.750 inches
Overall Diameter
2.695 inches
Mounting Bolt Circle Diameter
2.440 inches
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Three hole/stud bolt circle
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-3.0/+3.0 at full scale single indicator all ranges
Meter Depth Behind Mounting Flange
2.250 inches
Meter Body Diameter Behind Mounting Flange
2.210 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Mounting Facility Type And Quantity
3 threaded stud
Scale Graduation Type
Nonlinear single indicator single range
Measurement Range
+0.0/+200.0 volts, standing wave ratio single indicator single range
Mounting Stud Diameter
0.112 inches
Scale Selection Method
Switch
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 solder lug
Special Markings
Power watts and numbers shall be black. Center scale, swr, cal, and numbers in red. Inner scale and numbers in black
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Round flush mtg
NSN
6625-01-120-0538
Part Number
1921
Description
Meter,standing Wave Ratio
CAGE
63300

An instrument whose movement is actuated by the flow of electric current when inserted in an appropriate circuit. It is calibrated for the display of voltage standing wave ratio. The value may be expressed by means of a pointer and calibrated dial or a digital readout display.

Part 1921 NSN 6625-01-120-0538

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16448
FIIG:
A310A0
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:
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:
136740
UFC:
68820
LTL:
RATING VARIABLE
LCL:
--
WCC:
657
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 9030908030
  • SITC: 87479
  • End Use: Measuring, testing, control instruments
  • NAICS: 334515
  • USDA: 1

Freight Class: Parts and accessories of articles of schedule b subheading 9030.39

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