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Worldwide distributor of NSN parts and consumables located in the USA.

Voltmeter

Model / MPN: 121-18 | NSN: 6625-00-077-2733
ITAR Registered seal

An instrument which measures electrical potential and is calibrated in volts or any multiple and/or submultiple thereof. The value may be expressed by means of a pointer and calibrated dial or a digital readout display.

Product Details
NATO Stock Number
6625-00-077-2733
Sold in multiples of
1 EA
DEMIL
NO
Circuit Current For Which Designed
Dc
Dielectric Withstanding Voltage In Volts
1500.0
Overall Length
1.830 inches
Scale Division Quantity
20 single indicator 1st range
Scale Division Quantity
68 single indicator 2nd range
Mounting Stud Length
0.490 inches
Overall Diameter
4.580 inches
Environmental Protection
Airtight and dust resistant and fungus resistant and heat resistant and humidity resistant and shock resistant and vibration resistant and water resistant
Mounting Bolt Circle Diameter
4.075 inches
Furnished Items And Quantity
Nut 6; lockwasher 6; seal 1
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Six hole/stud bolt circle
Sensitivity Rating
50.0 microamperes
Dial Scale Marking Color
Black single indicator all ranges
Accuracy In Percent
-1.0/+1.0 at full scale single indicator all ranges
Accuracy In Percent
-1.0 to 1.0 at full scale single indicator all ranges
Meter Depth Behind Mounting Flange
1.150 inches
Meter Body Diameter Behind Mounting Flange
3.570 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator all ranges
Pointer Color
Black single indicator all ranges
Power Source
External
Mounting Facility Type And Quantity
6 threaded stud
Scale Graduation Type
Linear single indicator all ranges
Measurement Range
-10.0/+10.0 volts, root mean square single indicator 2nd range
Measurement Range
-3.0/+3.0 volts, root mean square single indicator 1st range
Measurement Range
-10.0 to 10.0 volts, root mean square single indicator 2nd range
Measurement Range
-3.0 to 3.0 volts, root mean square single indicator 1st range
Mounting Stud Diameter
0.138 inches
Scale Selection Method
Terminal
Features Provided
Zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 screw and 2 solder lug and 1 turret
Special Markings
On back, g at top of third terminal
Material
Steel
Nuclear Hardness Critical Feature
Nonhardened
Surface Treatment
Paint
Style Designator
Round flush mtg
Fsc Application Data
Test set, elect. Equip.

Pricing and Availability

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121-18 Cross Reference
  • B800326
  • 121-18