Model: 621-16644

Arbitrary Scale Meter

Special Features:

Weapon system essential

Properties:

Circuit Current For Which Designed
Ac
Overall Length
2.315 inches
Mounting Hole Diameter
0.125 inches
Scale Division Quantity
5 single indicator single range
Overall Diameter
2.695 inches
Environmental Protection
Dust resistant and humidity resistant and vibration resistant and watertight
Mounting Bolt Circle Diameter
2.440 inches
End Application
485l tacs, aircraft support equipment a-10, ov-10a
Furnished Items And Quantity
Term. Hdw 2; mtg hdw 3
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Three hole/stud bolt circle
Sensitivity Rating
1.0 milliamperes
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-2.0/+2.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
1.190 inches
Meter Body Diameter Behind Mounting Flange
2.060 inches
Movement Type
Moving iron vane
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Scale Marking
Percent load current at 0.8pf; 0, 25, 50, 75, 100, 125
Mounting Facility Type And Quantity
3 screw and 3 unthreaded hole
Scale Graduation Type
Linear single indicator single range
Features Provided
Magnetic shield and rectifier circuit and zero adjuster
Criticality Code Justification
Feat
Movement Suspension Method
Taut band
Circuit Attachment Method And Quantity
2 threaded stud
Special Markings
Red band from 100 to 125; line at 80 pct reads 100 % (1.0 pf)
Material
Steel
Surface Treatment
Cadmium
Style Designator
C1 round flush mtg
Style Designator
Round flush mtg
Fsc Application Data
Test set, elect. Equip.
NSN
6625-00-065-5258
Part Number
621-16644
Description
Meter,arbitrary Scale
CAGE
77221

An electrically operated instrument which has a marked scale or digital readout display, but the unit of measurement is not given. May indicate electrical or nonelectrical effects but is primarily not a current detecting device; therefore, excludes galvanometer. For instruments whose unit of measurement is not covered by a more specific item, see meter, special scale.

Part 621-16644 NSN 6625-00-065-5258

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16476
FIIG:
A310A0
Concept No.:
App. Key:
C
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:
TG
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.4000lbs
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:
061700
UFC:
34580
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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