266-021

View detailed technical data, stock status, and sourcing information for: 266-021

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266-021
Federal Supply Group
Instruments and Laboratory Equipment
National Stock Number
6625-00-649-3404
Item Name Code
16450
Assigment Date
01/01/1963 (63 years ago)

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.

1.687 inches nominal overall length, dc circuit current for which designed, 30 single indicator single range scale division quantity, 2000.0 dielectric withstanding voltage in volts, 0.125 inches nominal mounting hole diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Circuit Current For Which Designed
dc
Dielectric Withstanding Voltage In Volts
2000.0
Overall Length
1.687 inches nominal
Mounting Hole Diameter
0.125 inches nominal
Scale Division Quantity
30 single indicator single range
Overall Diameter
2.695 inches nominal
Mounting Bolt Circle Diameter
1.220 inches nominal
Indicator Type
dial w/pointer
Installation Design
panel
Mounting Arrangement Style
three hole/stud bolt circle
Sensitivity Rating
150.0 millivolts
Dial Scale Marking Color
black single indicator single range
Accuracy In Percent
-2.0 to 2.0 at full scale single indicator single range
Panel For Which Designed
nonmagnetic
Meter Depth Behind Mounting Flange
1.312 inches nominal
Meter Body Diameter Behind Mounting Flange
2.060 inches nominal
Movement Type
moving coil, permanent magnet
Background Color
white single indicator single range
Pointer Color
black single indicator single range
Mounting Facility Type And Quantity
3 unthreaded hole
Scale Graduation Type
linear single indicator single range
Measurement Range
+0.0 to 300.0 milliamperes, dc single indicator single range
Circuit Construction Type
nonelectronic
Scale Selection Method
terminal
Movement Suspension Method
jewel pivot base
Circuit Attachment Method And Quantity
2 solder stud
Nuclear Hardness Critical Feature
nonhardened
Style Designator
round flush mtg
Fsc Application Data
test set,electronic equipment

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
266-021 Ammeter
TM137 Ammeter

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 6625-00-649-3404?
The FSCG of the NSN 6625-00-649-3404 is 6625
Does the NSN 6625-00-649-3404 have a Schedule B code assigned?
Yes, the Schedule B code is 9030908030
Does NSN 6625-00-649-3404 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 6625-00-649-3404 contain precious materials?
Item does not contain precious metal.
Does NSN 6625-00-649-3404 contain hazardous materials?
Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.
When the NSN 6625-00-649-3404 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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