Ammeter

621-204
(NSN) National Stock Number
6625-01-227-3797
Federal Supply Classification
6625 Electrical and Electronic Properties Measuring and Testing Instruments
Item Name Code
16450
Schedule B Code
9030908030
Summary

Dc circuit current for which designed, 2.030 inches nominal overall length, 0.120 inches minimum and 0.130 inches maximum mounting hole diameter, 2.695 inches maximum overall diameter, shock resistant and vibration resistant environmental protection, 2.440 inches nominal mounting bolt circle diameter

DAC HCC DMIL RNCC
E - - 3
RNVC SADC MSDS RNAAC
2 - - TX
Identification

An instrument which measures electric current and is calibrated and marked in amperes 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. For current detecting type of devices, see galvanometer.

INC FIIG Concept Condition
16450 A310A0 - 1
Specifications
Circuit Current For Which Designed
dc
Details The type of electrical circuit in which the item is designed to be used.
Overall Length
2.030 inches nominal
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Mounting Hole Diameter
0.120 inches minimum and 0.130 inches maximum
Details The length of a straight line which passes through the center of a mounting hole,and terminates at the circumference.
Overall Diameter
2.695 inches maximum
Details A measurement of the longest straight line across a circular cross-sectional plane.
Environmental Protection
shock resistant and vibration resistant
Details The environmental elements or conditions that an item is designed or protected to resist or withstand satisfactorily.
Mounting Bolt Circle Diameter
2.440 inches nominal
Details The length of a straight line which passes through the center of a mounting bolt circle,and terminates at the circumference.
Indicator Type
dial w/pointer
Details Indicates the type of device used to register the condition(s).
Installation Design
panel
Details The installation for which the item is designed.
Mounting Arrangement Style
three hole/stud bolt circle
Details The style designation indicating the configuration that most nearly corresponds to the arrangement of the mounting.
Panel For Which Designed
nonmagnetic
Details An indication of the panel for which the item is designed.
Meter Depth Behind Mounting Flange
1.170 inches nominal
Details A measurement between the mounting flange and the extremity of the meter, indistinction from height.
Meter Body Diameter Behind Mounting Flange
2.150 inches nominal
Details The length of a straight line which passes through the center of the meter body behind the mounting flange, and terminates at the circumference.
Movement Type
moving coil, permanent magnet
Details Indicates the type of movement provided.
Mounting Facility Type And Quantity
3 unthreaded hole
Details Indicates the type and number of facilities by which the item is mounted.
Circuit Construction Type
nonelectronic
Details Indicates the type of circuit construction provided in the item.
Movement Suspension Method
jewel pivot base
Details The means employed to suspend the movement of the item.
Circuit Attachment Method And Quantity
2 threaded stud
Details The means provided for electrical connection to a circuit and the number of each type of connection.
Nuclear Hardness Critical Feature
nonhardened
Details An indication of the nuclear hardness criticality of the item.
Style Designator
round flush mtg
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
00000 - H -
RVC WCC TCC SHC
- 657 Z 9
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FAQs
Frequently asked questions for NSN 6625-01-227-3797
What is the NIIN of the NSN 6625-01-227-3797?
The National Item Identification Number (NIIN) of the NSN 6625-01-227-3797 is 01-227-3797
When the NSN 6625-01-227-3797 was assigned to the Federal Catalog?
It was assigned 38 years ago, on Mon, Mar 3, 1986
Does the NSN 6625-01-227-3797 contain any precious metals?
Does not contain precious metal
Does the NSN 6625-01-227-3797 contain any hazardous material?
No information in HMIRS

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