Model: 254350BKBK

Electrical Frequency Meter

Properties:

Circuit Current For Which Designed
Ac
Overall Length
2.350 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
Between 2.730 inches and 2.750 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
Between 2.363 inches and 2.383 inches
Overall Height
3.500 inches
Overall Width
3.500 inches
Scale Division Quantity
40 single indicator single range
Frequency Rating
400.0 hertz
Mounting Stud Length
0.500 inches
Shortest Horizontal Distance Between Mounting Centers
Between 1.360 inches and 1.380 inches
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Three hole/stud triangular
Frequency Response Range
+380.000/+420.000 hertz
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-3.0/+3.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
1.210 inches
Meter Body Diameter Behind Mounting Flange
2.700 inches
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Power Source
External
Mounting Facility Type And Quantity
3 threaded stud
Scale Graduation Type
Linear single indicator single range
Measurement Range
+380.0/+420.0 hertz single indicator single range
Mounting Stud Diameter
0.112 inches
Movement Suspension Method
Taut band
Circuit Attachment Method And Quantity
2 threaded stud
Operating Voltage Rating In Volts
120.0 ac
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular flush mtg
NSN
6625-01-177-8966
Part Number
254350BKBK
Description
Meter,electrical Frequency
CAGE
60336

An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second or cps). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see calibrator, frequency; and wavementer. excludes: counter electronic digital.

Part 254350BKBK NSN 6625-01-177-8966

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16454
FIIG:
A310A0
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:
ESD:
MMAC:
TG
CRITL:
X

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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