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Null Meter

Model / MPN: HS1 | NSN: 6625-00-102-9641
ITAR Registered seal

An electrically operated instrument having a zero point on its scale (usually located in the center thereof). It may not indicate units of electrical measurement. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. When the indication shows zero, an electrical value of "zero" has been reached in the circuit. It is generally used in situations in which zero is the desired effect. Excludes ammeter, galvanometer; meter, arbitary scale; and voltmeter.

Product Details
NATO Stock Number
6625-00-102-9641
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Circuit Current For Which Designed
Dc
Dielectric Withstanding Voltage In Volts
1500.0
Overall Length
1.625 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
Between 1.306 inches and 1.318 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
Between 1.306 inches and 1.318 inches
Overall Height
Between 1.734 inches and 1.766 inches
Overall Width
Between 1.734 inches and 1.766 inches
Mounting Hole Diameter
Between 0.120 inches and 0.130 inches
Scale Division Quantity
3 single indicator single range
Environmental Protection
Cold resistant and heat resistant and shock resistant and submersible and vibration resistant and watertight
Furnished Items And Quantity
Nut 4; washer 4
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Four hole/stud rectangular/square
Dial Scale Marking Color
Black single indicator single range and green single indicator single range and red single indicator single range
Dial Scale Marking Color
Black and green and red single indicator single range
Accuracy In Percent
-3.0/+3.0 at full scale single indicator single range
Accuracy In Percent
-3.0 to 3.0 at full scale single indicator single range
Unable To Decode
Unable to decode or unable to decode
Meter Depth Behind Mounting Flange
1.000 inches
Meter Body Diameter Behind Mounting Flange
1.510 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Scale Marking
No-go; go; no-go<, null
Scale Marking
No-go; go; no-go
Mounting Facility Type And Quantity
4 screw and 4 unthreaded hole
Scale Graduation Type
Linear single indicator single range
Features Provided
Luminous scale marking and magnetic shield and zero adjuster
Criticality Code Justification
Feat
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 solder lug
Special Markings
Go area green; no-go areas red
Material
Stainless steel
Nuclear Hardness Critical Feature
Nonhardened
Surface Treatment
Enamel semigloss
Special Test Features
Conforms to mil-m-10304/24
Style Designator
Rectangular flush mtg
Supplementary Features
Internal resistance 100 hms plus or minus 10 percent; ruggedized
Fsc Application Data
Test set, elect. Equip.
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M119T462T Meter, Null 34 EA 07/29/2019

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HS1 Cross Reference
  • 182R
  • 10163371
  • BCD2B1787
  • BCD2B1787